Engine/Motor Control Module --, 2021 MY
For additional Engine DTC's refer to ENGINE DTC TABLES
For Engine DTC's (P0420 - P01C4) refer to Engine/Motor Control Module --, 2021 MY
| Component / System | Fault Code | Monitor Strategy Description | Malfunction Criteria | Threshold Value | Secondary Parameters | Enable Condition | Monitoring Time Length | MIL Illum. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| Fuel Level (FL) Sensor | P0461 - Fuel Level Sensor "A" Circuit Range/Performance Check the following:-- Refer to appropriate wiring diagram. If fuel level sensor and circuitry are ok, then replace the Instrument Cluster Control Module -J285-. Refer to appropriate repair information. | rationality check | difference between fuel | < -127.0; > 12.0 | [l] | vehicle speed | > 10 | [km/h] | 1.0 [s] | 2 DCY |
| consumption and fuel level | multiple | |||||||||
| changes | for time | > 10.0 | [s] | |||||||
| case 1: for tank full | ||||||||||
| fuel level (absolute) | > 67.0 | [l] | ||||||||
| or | ||||||||||
| fuel level (relative) | not calibrated | [%] | ||||||||
| fuel consumption since last | >= 44.0 | [l] | ||||||||
| refueling or last plausibility | ||||||||||
| check | ||||||||||
| case 2: for tank not full | ||||||||||
| fuel level (absolute) | <= 67.0 | [l] | ||||||||
| or | ||||||||||
| fuel level (relative) | not calibrated | [%] | ||||||||
| fuel consumption since last | >= 15.0 | [l] | ||||||||
| refueling or last plausibility | ||||||||||
| check | ||||||||||
| High PCV Purge Load due to Oil Dilution | --- | counter modeled oil temperature counter behavior: counter increment counter decrement by time with modeled oil temperature | > 20.0 > 501 - 4 every 240.0 > 50 | [-] [°C] [-] [s] [°C] | ||||||
| conditions for fast fuel trim | --- | O2S front fault suspicion from | ||||||||
| lambda control - case 1: | ||||||||||
| lambda controller at min limit | ||||||||||
| O2S Front Offset Adaptation | 1st lambda control loop | at min limit | ||||||||
| O2S front set point | 1.00 | [-] | ||||||||
| O2S front signal | < 1.0 | [-] | ||||||||
| O2S rear voltage | < 0.4 | [V] | ||||||||
| O2S rear | ready | |||||||||
| case 2: lambda controller at | ||||||||||
| max limit | ||||||||||
| 1st lambda control loop | at max limit | |||||||||
| O2S front set point | 1.00 | [-] | ||||||||
| O2S front signal | > 1.0 | [-] | ||||||||
| O2S rear voltage | > 0.6 | [V] | ||||||||
| O2S rear | ready | |||||||||
| conditions for accumulation | ||||||||||
| of exhaust gas mass for | ||||||||||
| steady state | ||||||||||
| O2S rear | ready | |||||||||
| O2S front set point | 1.0 | [-] | ||||||||
| catalyst purge | not active | |||||||||
| engine speed | > 900 | [rpm] | ||||||||
| with delay time | 0.0 | [s] | ||||||||
| fuel cut off | not active | |||||||||
| ECT | > 40 | [°C] | ||||||||
| catalyst reheating | not active | |||||||||
| catalyst heating during cold start | not calibrated | |||||||||
| catalyst heating with AIR | not calibrated | |||||||||
| engine load gradient | < 16.01 | [% / CAM rev] | ||||||||
| engine load cycle | < 25.0 | [-] | ||||||||
| engine load | > 12.0 | [%] | ||||||||
| engine state | not pre drive or | |||||||||
| post drive | ||||||||||
| AIR | not active | |||||||||
| AIR system diagnosis | not active | |||||||||
Table continues below
| Component / System | Fault Code | Monitor Strategy Description | Malfunction Criteria | Threshold Value | Secondary Parameters | Enable Condition | Monitoring Time Length | MIL Illum. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| accumulation of exhaust gas | ||||||||||
| mass for steady state after | ||||||||||
| fuel cut off with catalyst purge | ||||||||||
| integrated exhaust gas mass | > 110.0 | [g] | ||||||||
| (steady state detection) | ||||||||||
| accumulation of exhaust gas | ||||||||||
| mass for steady state after | ||||||||||
| fuel cut off without catalyst | ||||||||||
| purge | ||||||||||
| integrated exhaust gas mass | > 40.0 | [g] | ||||||||
| (steady state detection) | ||||||||||
| conditions for accumulation | ||||||||||
| of exhaust gas mass for | ||||||||||
| adaptation | ||||||||||
| O2S front response monitoring | not calibrated | |||||||||
| in current DCY | ||||||||||
| or | ||||||||||
| O2S rear offset monitor fault | not calibrated | |||||||||
| suspicion (target voltage not | ||||||||||
| reached) | ||||||||||
| or | ||||||||||
| O2S front fault suspicion from | not calibrated | |||||||||
| lambda control | ||||||||||
| for time | not calibrated | [s] | ||||||||
| modeled EGT | 350 - 850 | [°C] | ||||||||
| for time | > 0.0 | [s] | ||||||||
| exhaust gas mass flow | 20.0 - 155.0 | [kg/h] | ||||||||
| or | ||||||||||
| exhaust gas mass flow | 14.0 - 20.0 | [kg/h] | ||||||||
| within time | < 3.0 | [s] | ||||||||
| O2S front | ready | |||||||||
| H2 correction of O2S rear | < 80.0 | [V] | ||||||||
| voltage | ||||||||||
| O2S front offset monitoring in | not calibrated | |||||||||
| current DCY | ||||||||||
| catalyst damaging misfire | not detected | |||||||||
| scavenging-rate | not calibrated | [-] | ||||||||
| and | ||||||||||
| lambda control | not calibrated | |||||||||
| split factor DFI/MFI | not calibrated | |||||||||
| lambda control | closed loop | |||||||||
| for time | >= 2.0 | [s] | ||||||||
Table continues below
| Component / System | Fault Code | Monitor Strategy Description | Malfunction Criteria | Threshold Value | Secondary Parameters | Enable Condition | Monitoring Time Length | MIL Illum. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| case 1: lambda controller not | ||||||||||
| at min or max limit | ||||||||||
| O2S rear | ready | |||||||||
| O2S rear Control Loop (i-part, | not calibrated | |||||||||
| referenced) | ||||||||||
| for time | not calibrated | [s] | ||||||||
| or | ||||||||||
| O2S rear Control Loop (p-part, | active | |||||||||
| referenced) | ||||||||||
| for time | >= 0.0 | [s] | ||||||||
| case 2: lambda controller at | ||||||||||
| min or max limit | ||||||||||
| O2S front fault suspicion from | active | |||||||||
| lambda control | ||||||||||
| above both cases for time | >= 2.0 | [s] | ||||||||
| accumulation of exhaust gas | ||||||||||
| mass for adaptation | ||||||||||
| integrated exhaust gas mass | 80.0 - 100.0 | [g] | ||||||||
| (adaptation check) | ||||||||||
| reset of exhaust gas mass for | ||||||||||
| adaptation | ||||||||||
| check for adaptation step | finished | |||||||||
| or | ||||||||||
| conditions for accumulation of | not fulfilled | |||||||||
| exhaust gas mass for adaptation | ||||||||||
| final conditions: fault | ||||||||||
| debounce - case 1 | ||||||||||
| number of checks for adaptation | >= 2.0 | [-] | ||||||||
| in row | ||||||||||
| change of abs adapted i-part of | <= 0.30 | [%] | ||||||||
| 2nd lambda control loop (O2S | ||||||||||
| front offset) at each check | ||||||||||
| (adaptation finished) | ||||||||||
| or | ||||||||||
| low pass filtered abs sum of | > 0 | [%] | ||||||||
| control value and control error of | ||||||||||
| 2nd lambda control loop at each | ||||||||||
| check (adapation demand in | ||||||||||
| fault direction) | ||||||||||
| with filter time | 5.0 | [s] | ||||||||
| case 2 | ||||||||||
| number of total checks for | >= 6.0 | [-] | ||||||||
| adaptation | ||||||||||
| final conditions: heal | ||||||||||
| debounce | ||||||||||
| number of checks for adaptation | >= 2.00 | [-] | ||||||||
| in row | ||||||||||
| change of abs adapted i-part of | <= 0.30 | [%] | ||||||||
| 2nd lambda control loop (O2S | ||||||||||
| front offset) at each check | ||||||||||
| (adaptation finished) | ||||||||||
Table continues below
| Component / System | Fault Code | Monitor Strategy Description | Malfunction Criteria | Threshold Value | Secondary Parameters | Enable Condition | Monitoring Time Length | MIL Illum. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| conditions for O2S rear lambda control loop (i-part) O2S rear Control Loop (i-part) | --- | i-part global balance primary O2S rear control enable conditions EVAP monitoring scavenging rate band width of lambda control deviation ECT catalyst heating (lambda split) relative fuel mass @ EVAP purge filtered engine load gradient | not active not calibrated 0 > -48 not calibrated not calibrated < -1.01 - 1.01 | [-] [-] [°C] [-] [% / CAM rev] | ||||||
| for filtered time i-part balance primary O2S rear control enable condition | 2.0 | [s] | ||||||||
| lambda control primary O2S rear control @ open loop (limp home mode) | no limit | |||||||||
| fuel injector power stage error fuel injection time lower threshold O2S front i-part general conditions O2S rear Control Loop (p-part, referenced) primary O2S rear control @ open loop (limp home mode) i-part global O2S front control enable conditions i-part global balance primary O2S rear control enable conditions engine speed engine load idle speed (without fuel cut off) for time i-part balance primary O2S rear control enable condition | not calibrated not calibrated not calibrated active not active enabled 1000 - 700020.30 - 69.80 not calibrated not calibrated | [rpm] [%] [s] | ||||||||
| i-part balance primary O2S rear control enable condition i-part system primary O2S rear | enabled | |||||||||
| control enable conditions | ||||||||||
| exhaust gas mass of O2S rear Control Loop (p-part, referenced) catalyst temperature | > 50.0370 - 1000 | [g] [°C] | ||||||||
Table continues below
| Component / System | Fault Code | Monitor Strategy Description | Malfunction Criteria | Threshold Value | Secondary Parameters | Enable Condition | Monitoring Time Length | MIL Illum. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| conditions for accumulation | ||||||||||
| exhaust gas mass | ||||||||||
| i-part global balance primary O2S rear control enable conditions | enabled | |||||||||
| i-part balance primary O2S rear control enable condition | enabled | |||||||||
| H2 protection primary O2S rear control | not calibrated | |||||||||
| O2S rear | ready | |||||||||
| catalyst heating | not calibrated | |||||||||
| exhaust gas mass after first start | > 75.4 | [g] | ||||||||
| exhaust gas mass after restart | > 29.9 | [g] | ||||||||
| conditions for O2S rear lambda | --- | p-part primary O2S rear | ||||||||
| control loop (p-part) | control enable conditions | |||||||||
| O2S rear Control Loop (p-part) | lambda control | no limit | ||||||||
| lambda control | closed loop | |||||||||
| primary O2S rear control @ | ||||||||||
| open loop (limp home mode) | ||||||||||
| fuel injector power stage error | not calibrated | |||||||||
| fuel injection time lower | not calibrated | |||||||||
| threshold | ||||||||||
| O2S front | not calibrated | |||||||||
| p-part global primary O2S rear | ||||||||||
| control enable conditions | ||||||||||
| catalyst heating | not calibrated | |||||||||
| EVAP monitoring | not calibrated | |||||||||
| misfire | not detected | |||||||||
| engine speed | 900 - 7000 | [rpm] | ||||||||
| engine load | 0.0 - 99.80 | [%] | ||||||||
| p-part balance primary O2S | ||||||||||
| rear control enable conditions | ||||||||||
| O2S rear lambda control loop @ | active | |||||||||
| low-temperature mode | ||||||||||
| or | ||||||||||
| O2S rear | ready | |||||||||
| p-part primary O2S rear control | enabled | |||||||||
| enable conditions | ||||||||||
| or | ||||||||||
| primary O2S rear control @ | enabled | |||||||||
| open loop (limp home mode) | ||||||||||
| p-part system primary O2S | ||||||||||
| rear control enable conditions | ||||||||||
| catalyst temperature | 300 - 950 | [°C] | ||||||||
| conditions for accumulation | ||||||||||
| exhaust gas mass | ||||||||||
| O2S front lambda set point | 1.0 | [-] | ||||||||
| catalyst purge (rich condition | not active | |||||||||
| detected) | ||||||||||
| p-part primary O2S rear control | enabled | |||||||||
| enable conditions | ||||||||||
| or | ||||||||||
| primary O2S rear control @ | enabled | |||||||||
| open loop (limp home mode) | ||||||||||
| exhaust gas mass | > 5.0 | [g] | ||||||||
Table continues below
| Component / System | Fault Code | Monitor Strategy Description | Malfunction Criteria | Threshold Value | Secondary Parameters | Enable Condition | Monitoring Time Length | MIL Illum. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| conditions for avoiding | --- | general conditions | ||||||||
| controller oscillations | ||||||||||
| Online Identification | active lambda diagnosis | checked | ||||||||
| (referenced) - specific conditions | ||||||||||
| catalyst purge | not active | |||||||||
| vehicle speed | >= 0 | [km/h] | ||||||||
| fuel cut off | not active | |||||||||
| for time | > 0.0 | [s] | ||||||||
| time after engine start | > 0.0 | [s] | ||||||||
| deviation engine load | < 1535.98 | [%] | ||||||||
| secondary air system | not calibrated | |||||||||
| for time | not calibrated | [s] | ||||||||
| BARO | > 0.0 | [kPa] | ||||||||
| for time | > 3.0 | [s] | ||||||||
| O2S front | ready | |||||||||
| delay time | > 10.0 | [s] | ||||||||
| O2S front pump current | valid | |||||||||
| lambda control | closed loop | |||||||||
| for time | > 2.0 | [s] | ||||||||
| exhaust gas mass transport time | <= 655.4 | [s] | ||||||||
| between combustion chamber | ||||||||||
| and O2S front (constant) | ||||||||||
| exhaust gas mass flow | <= 150.0 | [kg/h] | ||||||||
| deviation modeled lambda lean | >= 0.0 | [-] | ||||||||
| to rich (inverted) | ||||||||||
| for time plus identified delay time | < 3.0 | [s] | ||||||||
| deviation modeled lambda rich | >= 0.0 | [-] | ||||||||
| to lean (inverted) | ||||||||||
| for time plus identified delay time | < 3.0 | [s] | ||||||||
| EVAP purge conditions | ||||||||||
| integrated EVAP purge mass | >= 0.0 | [g] | ||||||||
| EVAP purge adaptation factor | <= 64.0 | [-] | ||||||||
| or | ||||||||||
| evap purge flow | < 25.60 | [kg/h] | ||||||||
| only for dual-fuel injection | ||||||||||
| (DFI / MFI) vehicles | ||||||||||
| gradient of MFI | not calibrated | [-] | ||||||||
| change mode DFI / MFI | not calibrated | |||||||||
| for time | not calibrated | [s] | ||||||||
| split operation | ||||||||||
| DFI mode | not active | |||||||||
| and | ||||||||||
| CNG mode | not active | |||||||||
| scavenging | ||||||||||
| scavenging rate | not calibrated | [-] | ||||||||
| integrated exhaust gas mass | not calibrated | [g] | ||||||||
| case 1: transient operation for | ||||||||||
| cylinder deactivation | ||||||||||
| cylinder deactivation (CD) | not calibrated | |||||||||
| for time | not calibrated | [s] | ||||||||
| or | ||||||||||
| gear shifting | not active | |||||||||
| for time | not calibrated | [s] | ||||||||
| case 2: (no cylinder | ||||||||||
| deactivation) | ||||||||||
| gear shifting | not active | |||||||||
| for time | >= 0.0 | [s] | ||||||||
Table continues below
| Component / System | Fault Code | Monitor Strategy Description | Malfunction Criteria | Threshold Value | Secondary Parameters | Enable Condition | Monitoring Time Length | MIL Illum. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| conditions for active lambda | --- | general conditions | ||||||||
| diagnosis | ||||||||||
| Active Lambda Diagnosis | time after engine start | > 40.0 - 450.0 | [s] | |||||||
| or | ||||||||||
| modeled catalyst temperature | not calibrated | [°C] | ||||||||
| or | ||||||||||
| integrated air mass | not calibrated | [kg] | ||||||||
| integrated heat energy | > 500.0 - 3000.0 | [kJ] | ||||||||
| O2S front | ready | |||||||||
| O2S front offset error suspicion | not calibrated | |||||||||
| MAF condition in case of O2S | ||||||||||
| offset suspicion | ||||||||||
| exhaust gas mass flow | 20.0 - 150.0 | [kg/h] | ||||||||
| O2S rear | ready | |||||||||
| integrated air mass after O2S | >= 0.0 | [kg] | ||||||||
| ready | ||||||||||
| modeled EGT at O2S rear | > 200 | [°C] | ||||||||
| difference between actual O2S | < 65.0 | [K] | ||||||||
| ceramic temp. and O2S ceramic | ||||||||||
| temp. set point | ||||||||||
| time after fuel cut off | > 5.0 | [s] | ||||||||
| lambda set point | 0.99 - 1.01 | [-] | ||||||||
| for | ||||||||||
| integrated air mass | >= 0.02 | [kg] | ||||||||
| engine speed | 920 - 3520 | [rpm] | ||||||||
| vehicle speed | > 0 | [km/h] | ||||||||
| engine load | > 12.0 - 19.99 | [%] | ||||||||
| AAT | not calibrated | [°C] | ||||||||
| ECT | >= -48 | [°C] | ||||||||
| BARO | >= 0.00 | [kPa] | ||||||||
| camshaft @ modified valve lift | not calibrated | [-] | ||||||||
| gear shifting | not calibrated | [-] | ||||||||
| for time | not calibrated | [s] | ||||||||
| acceleration enrichment / | not calibrated | |||||||||
| deceleration enleanment | ||||||||||
| for time | not calibrated | [s] | ||||||||
| fuel injector shut off (selective, in | not calibrated | |||||||||
| case of fault detection) | ||||||||||
| for time | not calibrated | [s] | ||||||||
| delay after cylinder deactivation | not calibrated | [s] | ||||||||
| (CD) transition | ||||||||||
| alternative EVAP condition 1 | ||||||||||
| integrated EVAP purge mass | > 0.0 | [g] | ||||||||
| since last purge stop | ||||||||||
| ratio fuel mass from evap purge | <= 4.0 | [-] | ||||||||
| system to fuel mass through | ||||||||||
| injectors | ||||||||||
| EVAP purge adaptation value | <= 64.0 | [-] | ||||||||
| or | ||||||||||
| alternative EVAP condition 2 | ||||||||||
| EVAP purge mass into intake | <= 25.60 | [kg/h] | ||||||||
| manifold | ||||||||||
| or | ||||||||||
| evap purge in limp-home mode | active | |||||||||
Table continues below
| Component / System | Fault Code | Monitor Strategy Description | Malfunction Criteria | Threshold Value | Secondary Parameters | Enable Condition | Monitoring Time Length | MIL Illum. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| or | ||||||||||
| alternative EVAP condition 3 | ||||||||||
| evap purge | not active | |||||||||
| scavenging | ||||||||||
| scavenging rate | not calibrated | [-] | ||||||||
| for | ||||||||||
| integrated air mass | not calibrated | [kg] | ||||||||
| lower range window | ||||||||||
| exhaust gas mass flow, lower | 24.0 - 120.0 | [kg/h] | ||||||||
| range to activate diagnosis | ||||||||||
| (narrow range) | ||||||||||
| exhaust gas mass flow, lower | 24.0 - 120.0 | [kg/h] | ||||||||
| range during diagnosis (normal | ||||||||||
| range) | ||||||||||
| exhaust gas mass flow, lower | 19.0 - 120.0 | [kg/h] | ||||||||
| range during diagnosis | ||||||||||
| (extended range) | ||||||||||
| extended range only for time | <= 2.5 | [s] | ||||||||
| modeled EGT in catalyst | 450 - 850 | [°C] | ||||||||
| system, lower range to activate | ||||||||||
| diagnosis (narrow range) | ||||||||||
| modeled EGT in catalyst | 450 - 850 | [°C] | ||||||||
| system, lower range during | ||||||||||
| diagnosis (normal range) | ||||||||||
| change of modeled catalyst | -35.0 - 60.0 | [K] | ||||||||
| temperature | ||||||||||
| upper range window | ||||||||||
| exhaust gas mass flow, upper | not calibrated | [kg/h] | ||||||||
| range to activate diagnosis | ||||||||||
| (narrow range) | ||||||||||
| exhaust gas mass flow, upper | not calibrated | [kg/h] | ||||||||
| range during diagnosis (normal | ||||||||||
| range) | ||||||||||
| modeled EGT in catalyst | not calibrated | [°C] | ||||||||
| system, upper range to activate | ||||||||||
| diagnosis (narrow range) | ||||||||||
| modeled EGT in catalyst | not calibrated | [°C] | ||||||||
| system, upper range during | ||||||||||
| diagnosis (normal range) | ||||||||||
| change of modeled catalyst | not calibrated | [K] | ||||||||
| temperature | ||||||||||
| lower/upper range window | ||||||||||
| (conditions fulfilled) | ||||||||||
| catalyst temperature | > 350 | [°C] | ||||||||
| for time | > 90.0 | [s] | ||||||||
| for integrated exhaust gas mass | > 0.0 | [kg/h] | ||||||||
| flow | ||||||||||
| integrated air mass | >= 0.0 | [kg] | ||||||||
| change of exhaust gas mass | -26.0 - 60.0 | [kg/h] | ||||||||
| flow | ||||||||||
| with delay time | 1.0 | [s] | ||||||||
| lambda enable condition | ||||||||||
| monitor - only if | ||||||||||
| deviation between engine | < 0.03 | [-] | ||||||||
| nominal lambda value and | ||||||||||
| expected lambda @ sensor | ||||||||||
| position | ||||||||||
| monitoring stops if lambda | >= -2.0 - 2.0 | [%] | ||||||||
| deviation | ||||||||||
| with delay time | >= 0.7 - 2.0 | [s] | ||||||||
Table continues below
| Component / System | Fault Code | Monitor Strategy Description | Malfunction Criteria | Threshold Value | Secondary Parameters | Enable Condition | Monitoring Time Length | MIL Illum. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| or | ||||||||||
| monitoring stop events per DCY | >= 10.0 | [-] | ||||||||
| (monitoring stop disabled) | ||||||||||
| lambda control | not at min or max | |||||||||
| limit | ||||||||||
| lambda set point request | realized | |||||||||
| conditions to switch from rich | ||||||||||
| to lean phase | ||||||||||
| actual lambda value | 0.79 - 1.05 | [-] | ||||||||
| for time | > 0.8 | [s] | ||||||||
| integrated exhaust gas mass | >= 0.01 | [kg] | ||||||||
| alternative condition 1 | ||||||||||
| O2S rear voltage | >= 5.0 | [V] | ||||||||
| or | ||||||||||
| alternative condition 2 | ||||||||||
| O2S rear voltage | >= 0.75 | [V] | ||||||||
| O2S rear voltage gradient | -0.15 - 0.10 | [V/s] | ||||||||
| MAF rich gas integral | >= 0.3 | [g] | ||||||||
| conditions to switch from lean | ||||||||||
| to rich phase | ||||||||||
| actual lambda value | 0.95 - 1.21 | [-] | ||||||||
| for time | > 0.8 | [s] | ||||||||
| integrated exhaust gas mass | >= 0.01 | [kg] | ||||||||
| alternative condition 1 | ||||||||||
| O2S rear voltage | <= 0.0 | [V] | ||||||||
| or | ||||||||||
| alternative condition 2 | ||||||||||
| O2S rear voltage | <= 0.15 | [V] | ||||||||
| O2S rear voltage gradient | -0.10 - 0.15 | [V/s] | ||||||||
| MAF O2 integral | >= 0.2 | [g] | ||||||||
| Oxygen Sensor (O2S) front | P0133 - O2 Sensor Circuit Slow Response Bank 1 Sensor 1 Check the following: | intrusive monitor | delayed response (arithmetic | conditions for dynamic fault | ||||||
| filter) | suspicion evaluation | |||||||||
| P0153 - O2 Sensor Circuit Slow Response Bank 2 Sensor 1 Check the following: | O2S signal dynamic check | time @ lean to rich transition | not calibrated | [s] | dev. expected vs. measured lambda (high quality model) | >= 128.0 | [-] | 20 [s] once / DCY | 1 DCY | |
| or | or | |||||||||
| time @ rich to lean transition | not calibrated | [s] | dev. expected vs. measured lambda (low quality model) | >= 128.0 | [-] | |||||
| slow transition (arithmetic | monitor entry conditions | |||||||||
| filter) | ||||||||||
| time @ lean to rich transition | not calibrated | [s] | active lambda diagnosis (referenced) | checked | ||||||
| or | conditions for avoiding | |||||||||
| controller oscillations | ||||||||||
| time @ rich to lean transition | not calibrated | [s] | online identification (referenced) | checked | ||||||
| delayed response (EWMA | for arithmetic average value | |||||||||
| filter) | calculation | |||||||||
| time @ lean to rich transition | > 0.3 | [s] | number of checks required for valid result | not calibrated | [-] | |||||
| or | for EWMA-filter: | |||||||||
| time @ rich to lean transition | > 0.3 | [s] | K-factor | 0.35 | [-] | |||||
| slow transition (EWMA filter) | minimum number of tests per DCY required | 1 | [-] | |||||||
| time @ lean to rich transition | > 0.3 | [s] | step change detection will | |||||||
| initiate multiple tests per DCY | ||||||||||
| conditions for step change | ||||||||||
| detection (delayed response) | ||||||||||
| or | deviation between new measured value and old EWMA filtered value (delayed response) | > 0.3 | [s] | |||||||
Table continues below
| Component / System | Fault Code | Monitor Strategy Description | Malfunction Criteria | Threshold Value | Secondary Parameters | Enable Condition | Monitoring Time Length | MIL Illum. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| time @ rich to lean transition | > 0.3 | [s] | maximum tolerance to confirm | 0.05 | [s] | |||||
| filtered value (delayed response) | ||||||||||
| delayed response (while | or | |||||||||
| avoiding controller | ||||||||||
| oscillations) | ||||||||||
| adaptation time @ lean to rich | > 1.0 | [s] | step change detection will | |||||||
| transition | initiate multiple tests per DCY | |||||||||
| conditions for step change | ||||||||||
| detection (transition | ||||||||||
| response) | ||||||||||
| or | deviation between new | > 0.3 | [s] | |||||||
| measured value and old EWMA | ||||||||||
| filtered value (transition | ||||||||||
| response) | ||||||||||
| adaptation time @ rich to lean | > 1.0 | [s] | maximum tolerance to confirm | 0.05 | [s] | |||||
| transition | filtered value (transition | |||||||||
| response) | ||||||||||
| slow transition (while | further calculation conditions | |||||||||
| avoiding controller | for EWMA filter | |||||||||
| oscillations) | ||||||||||
| adaptation time @ lean to rich | > 1.0 | [s] | number of checks for | 5.0 | [-] | |||||
| transition | confirmation | |||||||||
| or | initial value of filtered value | 0 | [-] | |||||||
| adaptation time @ rich to lean | > 1.0 | [s] | maximum number of checks per | 5.0 | [-] | |||||
| transition | driving cycle | |||||||||
| delayed response and slow | ||||||||||
| transition (while avoiding | ||||||||||
| controller oscillations) | ||||||||||
| sum of adaptation times (delay | > 1.5 | [s] | ||||||||
| and slow response) @ lean to | ||||||||||
| rich transition | ||||||||||
| or | ||||||||||
| sum of adaptation times (delay | > 1.5 | [s] | ||||||||
| and slow response) @ rich to | ||||||||||
| lean transition | ||||||||||
Table continues below
| Component / System | Fault Code | Monitor Strategy Description | Malfunction Criteria | Threshold Value | Secondary Parameters | Enable Condition | Monitoring Time Length | MIL Illum. | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Oxygen Sensor (O2S) front | P2197 - O2 Sensor Signal Biased/Stuck Lean Bank 2 Sensor 1 Check the following: | out of range high | adapted I-part of 2nd lambda control loop (O2S front offset) | > 0.07 | [-] | condition for lambda split operation | 450 [s] multiple | 2 DCY | |||||||||
| P2195 - O2 Sensor Signal Biased/Stuck Lean Bank 1 Sensor 1 Check the following: | catalyst heating | not calibrated | |||||||||||||||
| pending fault from previous | |||||||||||||||||
| DCY O2S front offset monitor | |||||||||||||||||
| O2S rear Control Loop (i-part, referenced) | checked | ||||||||||||||||
| for time | >= 65.0 | [s] | |||||||||||||||
| O2S front offset adaptation (referenced), final conditions: fault debounce | fulfilled | ||||||||||||||||
| additional conditions: | |||||||||||||||||
| no additional conditions calibrated | |||||||||||||||||
| P2198 - O2 Sensor Signal Biased/Stuck Rich Bank 2 Sensor 1 Check the following: | out of range low | adapted I-part of 2nd lambda control loop (O2S front offset) | < -0.07 | [-] | condition for lambda split operation | 450 [s] multiple | 2 DCY | ||||||||||
| P2196 - O2 Sensor Signal Biased/Stuck Rich Bank 1 Sensor 1 Check the following: | catalyst heating | not calibrated | |||||||||||||||
| pending fault from previous | |||||||||||||||||
| DCY O2S front offset monitor | |||||||||||||||||
| O2S rear Control Loop (i-part, referenced) | checked | ||||||||||||||||
| for time | >= 65.0 | [s] | |||||||||||||||
| O2S front offset adaptation (referenced), final conditions: fault debounce | fulfilled | ||||||||||||||||
| additional conditions: | |||||||||||||||||
| no additional conditions calibrated | |||||||||||||||||
| Oxygen Sensor (O2S) front | P0040 - O2 Sensor Signals Swapped Bank 1 Sensor 1/Bank 2 Sensor 1 Check the following: | signal range check (detection of exchange lambda sensors upstream catalyst) | lambda controllers exceed thresholds in opposite directions | lambda control | closed loop | 5.0 [s] multiple | 2 DCY | ||||||||||
| case 1: | VVT | ready | |||||||||||||||
| lambda control value bank 1 | < 0.80 | [-] | |||||||||||||||
| and | |||||||||||||||||
| lambda control value bank 2 | > 1.20 | [-] | |||||||||||||||
| case 2: | |||||||||||||||||
| lambda control value bank 1 | > 1.20 | [-] | |||||||||||||||
| and | |||||||||||||||||
| lambda control value bank 2 | < 0.80 | [-] | |||||||||||||||
| Oxygen Sensor (O2S) front | P223C - O2 Sensor Pumping Current Range/Performance Bank 1 Check the following: | electrode resistance check | number of positive pump current exceedance | > 0.0 | [-] | sensor pump current | active | 0 [s] multiple | 2 DCY | ||||||||
| or number of negative pump current exceedance | > 0.0 | [-] | number of confirmations of current ASIC Mode | > 10 | [-] | ||||||||||||
| or | |||||||||||||||||
| number of invalid pump current measurements out of 15 per pump current measurement cycle | not calibrated | [-] | |||||||||||||||
| for time | not calibrated | [s] | |||||||||||||||
Table continues below
| Component / System | Fault Code | Monitor Strategy Description | Malfunction Criteria | Threshold Value | Secondary Parameters | Enable Condition | Monitoring Time Length | MIL Illum. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| Oxygen Sensor (O2S) front | P223D - O2 Sensor Pumping Current Range/Performance Bank 2 Check the following: | electrode resistance check | number of positive pump current exceedance | > 0.0 | [-] | sensor pump current | active | 0 [s] multiple | 2 DCY | |
| or number of negative pump current exceedance | > 0.00 | [-] | number of confirmations of current ASIC Mode | > 10 | [-] | |||||
| or | ||||||||||
| number of invalid pump current measurements out of 15 per pump current measurement cycle | not calibrated | [-] | ||||||||
| for time | not calibrated | [s] | ||||||||
| Oxygen Sensor (O2S) front | P0131 - O2 Sensor Circuit Low Voltage Bank 1 Sensor 1 Check the following: P0151 - O2 Sensor Circuit Low Voltage Bank 2 Sensor 1 Check the following: | circuit low (aborted RAM check) under voltage check @ sensor lines | voltage @ sensor pump current, virtual ground, trim current or nernst current | < -0.15 | [V] | battery voltage additional debouncing @ sufficient battery voltage battery voltage time delay additional debouncing @ low battery voltage battery voltage time delay | 10.70 - 16.10 < 10.70 < 1.5 > 9.80 >= 0.1 | [V] [V] [s] [V] [s] | 5 [events] continuous | 2 DCY |
| P0131 - O2 Sensor Circuit Low Voltage Bank 1 Sensor 1 Check the following: P0151 - O2 Sensor Circuit Low Voltage Bank 2 Sensor 1 Check the following: | circuit low (idle mode) under voltage check @ sensor lines | voltage @ sensor pump current, virtual ground, trim current or nernst current | < -0.15 | [V] | battery voltage additional debouncing @ sufficient battery voltage battery voltage time delay additional debouncing @ low battery voltage battery voltage time delay | 10.70 - 16.10 < 10.70 < 1.5 > 9.80 >= 0.1 | [V] [V] [s] [V] [s] | 5 [events] continuous | 2 DCY | |
| P0131 - O2 Sensor Circuit Low Voltage Bank 1 Sensor 1 Check the following: P0151 - O2 Sensor Circuit Low Voltage Bank 2 Sensor 1 Check the following: | circuit low (switch-on or warm- | voltage drop | - 0.2 | [V] | battery voltage additional debouncing @ sufficient battery voltage battery voltage time delay additional debouncing @ low battery voltage battery voltage time delay | 10.70 - 16.10 < 10.70 < 1.5 > 9.80 >= 0.1 | [V] [V] [s] [V] [s] | 5 [events] multiple | 2 DCY | |
| up mode) voltage check @ sensor lines | ||||||||||
Table continues below
| Component / System | Fault Code | Monitor Strategy Description | Malfunction Criteria | Threshold Value | Secondary Parameters | Enable Condition | Monitoring Time Length | MIL Illum. | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Oxygen Sensor (O2S) front | P0132 - O2 Sensor Circuit High Voltage Bank 1 Sensor 1 Check the following: | circuit high (aborted RAM check) | voltage @ ground resistor | > 4.0 | [V] | battery voltage | 10.70 - 16.10 | [V] | 5 [events] continuous | 2 DCY | ||||
| P0152 - O2 Sensor Circuit High Voltage Bank 2 Sensor 1 Check the following: | over voltage check @ sensor lines | or | additional debouncing @ sufficient battery voltage | |||||||||||
| voltage @ sensor pump current, virtual ground, trim current or nernst current | > 9.1 - 10.3 | [V] | battery voltage time delay additional debouncing @ low | < 10.70 < 1.5 | [V] [s] | |||||||||
| battery voltage | ||||||||||||||
| battery voltage | > 9.80 | [V] | ||||||||||||
| time delay | >= 0.1 | [s] | ||||||||||||
| P0132 - O2 Sensor Circuit High Voltage Bank 1 Sensor 1 Check the following: P0152 - O2 Sensor Circuit High Voltage Bank 2 Sensor 1 Check the following: | circuit high (idle mode) over voltage check @ sensor lines | voltage @ sensor pump current, virtual ground, trim current or nernst current | > 9.1 - 10.3 | [V] | battery voltage additional debouncing @ sufficient battery voltage | 10.70...16.10 | [V] | 5 [events] continuous | 2 DCY | |||||
| battery voltage | < 10.70 | [V] | ||||||||||||
| time delay | < 1.5 | [s] | ||||||||||||
| additional debouncing @ low | ||||||||||||||
| battery voltage | ||||||||||||||
| battery voltage | > 9.80 | [V] | ||||||||||||
| time delay | >= 0.1 | [s] | ||||||||||||
| P0132 - O2 Sensor Circuit High Voltage Bank 1 Sensor 1 Check the following: | circuit high (switch-on or warm-up mode) | voltage drop | > 0.2 | [V] | battery voltage | 10.70 - 16.10 | [V] | 5 [events] multiple | 2 DCY | |||||
| P0152 - O2 Sensor Circuit High Voltage Bank 2 Sensor 1 Check the following: | voltage check @ sensor lines | additional debouncing @ | ||||||||||||
| sufficient battery voltage | ||||||||||||||
| battery voltage | < 10.70 | [V] | ||||||||||||
| time delay | < 1.5 | [s] | ||||||||||||
| additional debouncing @ low | ||||||||||||||
| battery voltage | ||||||||||||||
| battery voltage | > 9.80 | [V] | ||||||||||||
| time delay | >= 0.1 | [s] | ||||||||||||
| P0132 - O2 Sensor Circuit High Voltage Bank 1 Sensor 1 Check the following: | circuit high (aborted RAM check @ warm-up mode) | voltage @ sensor pump current, virtual ground, trim current or nernst current | > 9.1 - 10.3 | [V] | battery voltage | 10.70 - 16.10 | [V] | 5 [events] multiple | 2 DCY | |||||
| P0152 - O2 Sensor Circuit High Voltage Bank 2 Sensor 1 Check the following: | over voltage @ sensor lines | or | additional debouncing @ | |||||||||||
| sufficient battery voltage | ||||||||||||||
| O2S ceramic temperature | > 634 | [°C] | battery voltage | < 10.70 | [V] | |||||||||
| no open load detected within | time delay | < 1.5 | [s] | |||||||||||
| measured calibration resistance @ pump cell | >= 164.0 | [Ohm] | additional debouncing @ low battery voltage | |||||||||||
| and | battery voltage | > 9.80 | [V] | |||||||||||
| measured calibration resistance @ nernst cell | >= 164.0 | [Ohm] | time delay | >= 0.1 | [s] | |||||||||
| Oxygen Sensor (O2S) front | P2243 - O2 Sensor Reference Voltage Circuit/Open Bank 1 Sensor 1 Check the following: | open circuit (aborted RAM check) | ASIC operation | aborted | battery voltage | 10.70 - 16.10 | [V] | 5.0 [events] continuous | 2 DCY | |||||
| P2247 - O2 Sensor Reference Voltage Circuit/Open Bank 2 Sensor 1 Check the following: | circuit continuity check @ normal mode | additional debouncing @ sufficient battery voltage | ||||||||||||
| battery voltage | < 10.70 | [V] | ||||||||||||
| time delay | < 1.5 | [s] | ||||||||||||
| or | ||||||||||||||
| additional debouncing @ low | ||||||||||||||
| battery voltage | ||||||||||||||
| battery voltage | > 9.80 | [V] | ||||||||||||
| time delay | >= 0.1 | [s] | ||||||||||||
| O2S ceramic temperature | > 634 | [°C] | ||||||||||||
Table continues below
| Component / System | Fault Code | Monitor Strategy Description | Malfunction Criteria | Threshold Value | Secondary Parameters | Enable Condition | Monitoring Time Length | MIL Illum. | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| P2243 - O2 Sensor Reference Voltage Circuit/Open Bank 1 Sensor 1 Check the following: | open circuit (not idle mode) | nernst voltage | > 1.80 | [V] | battery voltage | 10.70 - 16.10 | [V] | 5.0 [events] continuous | 2 DCY | |||||
| P2247 - O2 Sensor Reference Voltage Circuit/Open Bank 2 Sensor 1 Check the following: | circuit continuity check @ pump current operation | additional debouncing @ sufficient battery voltage | ||||||||||||
| battery voltage | < 10.70 | [V] | ||||||||||||
| time delay | < 1.5 | [s] | ||||||||||||
| or | ||||||||||||||
| additional debouncing @ low | ||||||||||||||
| battery voltage | ||||||||||||||
| battery voltage | > 9.80 | [V] | ||||||||||||
| time delay | >= 0.1 | [s] | ||||||||||||
| O2S ceramic temperature | > 634 | [°C] | ||||||||||||
| P2243 - O2 Sensor Reference Voltage Circuit/Open Bank 1 Sensor 1 Check the following: | open circuit (warm-up mode) | measured calibration resistance @ pump cell | >= 164.0 | [Ohm] | battery voltage | 10.70 - 16.10 | [V] | 5.0 [events] multiple | 2 DCY | |||||
| P2247 - O2 Sensor Reference Voltage Circuit/Open Bank 2 Sensor 1 Check the following: | nernst and pump cell transition check | and | additional debouncing @ sufficient battery voltage | |||||||||||
| measured calibration resistance @ nernst cell | < 164.0 | [Ohm] | battery voltage time delay | < 10.70 < 1.5 | [V] [s] | |||||||||
| or | ||||||||||||||
| additional debouncing @ low | ||||||||||||||
| battery voltage | ||||||||||||||
| battery voltage | > 9.80 | [V] | ||||||||||||
| time delay | >= 0.1 | [s] | ||||||||||||
| O2S ceramic temperature | > 634 | [°C] | ||||||||||||
| P2243 - O2 Sensor Reference Voltage Circuit/Open Bank 1 Sensor 1 Check the following: | open circuit (aborted RAM check @ warm-up mode) | ASIC operation | aborted | battery voltage | 10.70 - 16.10 | [V] | 5.0 [events] multiple | 2 DCY | ||||||
| P2247 - O2 Sensor Reference Voltage Circuit/Open Bank 2 Sensor 1 Check the following: | circuit continuity check @ warm-up mode | additional debouncing @ sufficient battery voltage | ||||||||||||
| battery voltage | < 10.70 | [V] | ||||||||||||
| time delay | < 1.5 | [s] | ||||||||||||
| or | ||||||||||||||
| additional debouncing @ low | ||||||||||||||
| battery voltage | ||||||||||||||
| battery voltage | > 9.80 | [V] | ||||||||||||
| time delay | >= 0.1 | [s] | ||||||||||||
| O2S ceramic temperature | > 634 | [°C] | ||||||||||||
| Oxygen Sensor (O2S) front | P2237 - O2 Sensor Positive Current Control Circuit/Open Bank 1 Sensor 1 Check the following: | open circuit (aborted RAM check) | ASIC operation | aborted | battery voltage | 10.70 - 16.10 | [V] | 5.0 [events] continuous | 2 DCY | |||||
| P2240 - O2 Sensor Positive Current Control Circuit/Open Bank 2 Sensor 1 Check the following: | circuit continuity check @ normal mode | additional debouncing @ sufficient battery voltage | ||||||||||||
| battery voltage | < 10.70 | [V] | ||||||||||||
| time delay | < 1.5 | [s] | ||||||||||||
| or | ||||||||||||||
| additional debouncing @ low | ||||||||||||||
| battery voltage | ||||||||||||||
| battery voltage | > 9.80 | [V] | ||||||||||||
| time delay | >= 0.1 | [s] | ||||||||||||
| O2S ceramic temperature | > 634 | [°C] | ||||||||||||
| P2237 - O2 Sensor Positive Current Control Circuit/Open Bank 1 Sensor 1 Check the following: | open circuit (warm-up mode) | measured calibration resistance @ pump cell | < 164.0 | [Ohm] | battery voltage | 10.70 - 16.10 | [V] | 5.0 [events] multiple | 2 DCY | |||||
| P2240 - O2 Sensor Positive Current Control Circuit/Open Bank 2 Sensor 1 Check the following: | nernst and pump cell transition check | and | additional debouncing @ sufficient battery voltage | |||||||||||
| measured calibration resistance @ nernst cell | >= 164.0 | [Ohm] | battery voltage time delay | < 10.70 < 1.5 | [V] [s] | |||||||||
| or | ||||||||||||||
| additional debouncing @ low | ||||||||||||||
| battery voltage | ||||||||||||||
| battery voltage | > 9.80 | [V] | ||||||||||||
| time delay | >= 0.1 | [s] | ||||||||||||
| O2S ceramic temperature | > 634 | [°C] | ||||||||||||
Table continues below
| Component / System | Fault Code | Monitor Strategy Description | Malfunction Criteria | Threshold Value | Secondary Parameters | Enable Condition | Monitoring Time Length | MIL Illum. | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Oxygen Sensor (O2S) front | P2251 - O2 Sensor Negative Current Control Circuit/Open Bank 1 Sensor 1 Check the following: | open circuit (normal ASIC operation) | O2S front heater control deviation | >= 65.0 | [K] | battery voltage | 10.70 - 16.10 | [V] | 5.0 [events] continuous | 2 DCY | ||||
| P2254 - O2 Sensor Negative Current Control Circuit/Open Bank 2 Sensor 1 Check the following: | circuit continuity check @ normal mode | within | additional debouncing @ sufficient battery voltage | |||||||||||
| voltage pump cell | < -0.40 | [V] | battery voltage | < 10.70 | [V] | |||||||||
| for time | >= 0.1 | [s] | time delay | < 1.5 | [s] | |||||||||
| or | or | |||||||||||||
| O2S front heater control deviation | < 65.0 | [K] | additional debouncing @ low battery voltage | |||||||||||
| within | battery voltage | > 9.80 | [V] | |||||||||||
| voltage pump cell | < -0.25 | [V] | time delay | >= 0.1 | [s] | |||||||||
| for time | >= 0.1 | [s] | O2S ceramic temperature | > 634 | [°C] | |||||||||
| P2251 - O2 Sensor Negative Current Control Circuit/Open Bank 1 Sensor 1 Check the following: | open circuit (aborted RAM check) | ASIC operation | aborted | battery voltage | 10.70 - 16.10 | [V] | 5.0 [events] continuous | 2 DCY | ||||||
| P2254 - O2 Sensor Negative Current Control Circuit/Open Bank 2 Sensor 1 Check the following: | circuit continuity check @ normal mode | additional debouncing @ sufficient battery voltage | ||||||||||||
| battery voltage | < 10.70 | [V] | ||||||||||||
| time delay | < 1.5 | [s] | ||||||||||||
| or | ||||||||||||||
| additional debouncing @ low | ||||||||||||||
| battery voltage | ||||||||||||||
| battery voltage | > 9.80 | [V] | ||||||||||||
| time delay | >= 0.1 | [s] | ||||||||||||
| O2S ceramic temperature | > 634 | [°C] | ||||||||||||
| P2251 - O2 Sensor Negative Current Control Circuit/Open Bank 1 Sensor 1 Check the following: | open circuit (warm-up mode) | measured calibration resistance @ pump cell | < 164.0 | [Ohm] | battery voltage | 10.70 - 16.10 | [V] | 5.0 [events] multiple | 2 DCY | |||||
| P2254 - O2 Sensor Negative Current Control Circuit/Open Bank 2 Sensor 1 Check the following: | nernst and pump cell transition check | and | additional debouncing @ sufficient battery voltage | |||||||||||
| measured calibration resistance @ nernst cell | < 164.0 | [Ohm] | battery voltage time delay | < 10.70 < 1.5 | [V] [s] | |||||||||
| or | ||||||||||||||
| additional debouncing @ low | ||||||||||||||
| battery voltage | ||||||||||||||
| battery voltage | > 9.80 | [V] | ||||||||||||
| time delay | >= 0.1 | [s] | ||||||||||||
| O2S ceramic temperature | > 634 | [°C] | ||||||||||||
| P2251 - O2 Sensor Negative Current Control Circuit/Open Bank 1 Sensor 1 Check the following: | open circuit (aborted RAM check @ warm-up mode) | ASIC operation | aborted | battery voltage | 10.70 - 16.10 | [V] | 5.0 [events] multiple | 2 DCY | ||||||
| P2254 - O2 Sensor Negative Current Control Circuit/Open Bank 2 Sensor 1 Check the following: | circuit continuity check @ warm-up mode | additional debouncing @ sufficient battery voltage | ||||||||||||
| battery voltage | < 10.70 | [V] | ||||||||||||
| time delay | < 1.5 | [s] | ||||||||||||
| or | ||||||||||||||
| additional debouncing @ low | ||||||||||||||
| battery voltage | ||||||||||||||
| battery voltage | > 9.80 | [V] | ||||||||||||
| time delay | >= 0.1 | [s] | ||||||||||||
| O2S ceramic temperature | > 634 | [°C] | ||||||||||||
| Oxygen Sensor (O2S) front | P2626 - O2 Sensor Pumping Current Trim Circuit/Open Bank 1 Sensor 1 Check the following: | open circuit | calculated calibration resistance | > 297.0 | [Ohm] | battery voltage | 10.70 - 16.10 | [V] | 5.0 [events] continuous | 2 DCY | ||||
| P2629 - O2 Sensor Pumping Current Trim Circuit/Open Bank 2 Sensor 1 Check the following: | additional debouncing @ | |||||||||||||
| sufficient battery voltage | ||||||||||||||
| battery voltage | < 10.70 | [V] | ||||||||||||
| time delay | < 1.5 | [s] | ||||||||||||
| or | ||||||||||||||
| additional debouncing @ low | ||||||||||||||
| battery voltage | ||||||||||||||
| battery voltage | > 9.80 | [V] | ||||||||||||
| time delay | >= 0.1 | [s] | ||||||||||||
Table continues below
| Component / System | Fault Code | Monitor Strategy Description | Malfunction Criteria | Threshold Value | Secondary Parameters | Enable Condition | Monitoring Time Length | MIL Illum. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| Oxygen Sensor (O2S) front | P2414 - O2 Sensor Exhaust Sample Error Bank 1 Sensor 1 Check the following: P2415 - O2 Sensor Exhaust Sample Error Bank 2 Sensor 1 Check the following: | signal range check (check for sensor at ambient air) | O2S signal front for time | > 5.0 > 10.0 | [-][s] | engine O2S front fuel cut off PCV leakage lambda set value O2S front ceramic temperature dev. actual vs. set point O2S ceramic temperature only AIR system AIR | running ready not active not detected < 1.60 valid < 65 not active | [-] [°C] | 10.0 [s] multiple | 2 DCY |
| Oxygen Sensor (O2S) Heater | P0031 - HO2S Heater Control Circuit Low Bank 1 Sensor 1 Check the following: | circuit low | signal voltage | <= 2.74 - 3.26 | [V] | duty cycle | < 97.0 | [%] | 0.5 [s] | 2 DCY |
| front | continuous | |||||||||
| P0051 - HO2S Heater Control Circuit Low Bank 2 Sensor 1 Check the following: | battery voltage | 10.70 - 16.10 | [V] | |||||||
| additional debouncing @ | ||||||||||
| sufficient battery voltage | ||||||||||
| battery voltage | < 10.70 | [V] | ||||||||
| time delay | < 1.5 | [s] | ||||||||
| additional debouncing @ low | ||||||||||
| battery voltage | ||||||||||
| battery voltage | > 9.80 | [V] | ||||||||
| time delay | >= 0.1 | [s] | ||||||||
| P0030 - HO2S Heater Control Circuit Bank 1 Sensor 1 Check the following: | open circuit | signal voltage | > 2.74 - 3.26; <= 4.70 - 5.40 | [V] | duty cycle | < 97.0 | [%] | 0.5 [s] | 2 DCY | |
| continuous | ||||||||||
| P0050 - HO2S Heater Control Circuit Bank 2 Sensor 1 Check the following: | battery voltage | 10.70 - 16.10 | [V] | |||||||
| additional debouncing @ | ||||||||||
| sufficient battery voltage | ||||||||||
| battery voltage | < 10.70 | [V] | ||||||||
| time delay | < 1.5 | [s] | ||||||||
| additional debouncing @ low | ||||||||||
| battery voltage | ||||||||||
| battery voltage | > 9.80 | [V] | ||||||||
| time delay | >= 0.1 | [s] | ||||||||
| P0032 - HO2S Heater Control Circuit High Bank 1 Sensor 1 Check the following: | circuit high | signal current | >= 8.50 - 12.50 | [A] | duty cycle | >= 4.0 | [%] | 0.5 [s] | 2 DCY | |
| continuous | ||||||||||
| P0052 - HO2S Heater Control Circuit High Bank 2 Sensor 1 Check the following: | battery voltage | 10.70 - 16.10 | [V] | |||||||
| additional debouncing @ | ||||||||||
| sufficient battery voltage | ||||||||||
| battery voltage | < 10.70 | [V] | ||||||||
| time delay | < 1.5 | [s] | ||||||||
| additional debouncing @ low | ||||||||||
| battery voltage | ||||||||||
| battery voltage | > 9.80 | [V] | ||||||||
| time delay | >= 0.1 | [s] | ||||||||
| Oxygen Sensor (O2S) Heater front | P0135 - O2 Sensor Heater Circuit Bank 1 Sensor 1 Check the following: | out of range | O2S ceramic temperature | < 680 | [°C] | heater control | active | 55.0 [s] multiple | 2 DCY | |
| P0155 - O2 Sensor Heater Circuit Bank 2 Sensor 1 Check the following: | for time | >= 15.0 | [s] | |||||||
| modeled EGT | >= 300 | [°C] | ||||||||
| requested heater voltage | >= 10.80 | [V] | ||||||||
| fuel cut-off | not active | |||||||||
| for time | >= 40.0 | [s] | ||||||||
| above conditions must be | ||||||||||
| fulfilled | ||||||||||
| monitoring timer stops if conditions not fulfilled for time | < 3.0 | [s] | ||||||||
| or | ||||||||||
| monitoring timer is reset if conditions not fulfilled for exceeded time | >= 3.0 | [s] | ||||||||
Table continues below
| Component / System | Fault Code | Monitor Strategy Description | Malfunction Criteria | Threshold Value | Secondary Parameters | Enable Condition | Monitoring Time Length | MIL Illum. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| Oxygen Sensor (O2S) Heater front | P0135 - O2 Sensor Heater Circuit Bank 1 Sensor 1 Check the following: | rationality check (sensor heating up) | O2S ceramic temperature | < 680 | [°C] | ECT @ start | >= -48 | [°C] | 40.0 [s] once / DCY | 2 DCY |
| P0155 - O2 Sensor Heater Circuit Bank 2 Sensor 1 Check the following: | and | heater control | active | |||||||
| time after O2S heater on | >= 40.0 | [s] | injection on all cylinders | active | ||||||
| for time | <= 10.0 | [s] | ||||||||
| Oxygen Sensor (O2S) Heater front | P0135 - O2 Sensor Heater Circuit Bank 1 Sensor 1 Check the following: | out of range (low temperature) | O2S ceramic temperature | < 654 | [°C] | modeled EGT | >= 200 | [°C] | 2.0 [s] continuous | 2 DCY |
| P0155 - O2 Sensor Heater Circuit Bank 2 Sensor 1 Check the following: | fuel cut off | not active | ||||||||
| for time | >= 30.0 | [s] | ||||||||
| O2S front | ready | |||||||||
| for time | >= 15.0 | [s] | ||||||||
| Oxygen Sensor (O2S) rear | P013A - O2 Sensor Slow Response - Rich to Lean Bank 1 Sensor 2 Check the following: | intrusive monitor | arithmetic average value | active diagnosis | ||||||
| P013C - O2 Sensor Slow Response - Rich to Lean Bank 2 Sensor 2 Check the following: | check of transient time at rich to lean transition | time at rich to lean transition | not calibrated | [s] | conditions for active lambda diagnosis (referenced) | checked | 10.0 [s] once / DCY | 1 DCY | ||
| or | passive diagnosis | |||||||||
| EWMA filter value transient | conditions for passive lambda diagnosis during fuel cut off (referenced) | not calibrated | ||||||||
| time at rich to lean transition | > 0.6 | [s] | for arithmetic average value | |||||||
| calculation | ||||||||||
| number of checks required for valid result | not calibrated | [-] | ||||||||
| for EWMA-filter | ||||||||||
| K-factor | 0.38 | [-] | ||||||||
| minimum number of tests per DCY required | 1 | [-] | ||||||||
| step change detection will | ||||||||||
| initiate multiple tests per DCY | ||||||||||
| conditions for step change | ||||||||||
| detection | ||||||||||
| deviation new measured value vs. old EWMA filtered value | > 0.3 | [s] | ||||||||
| number of checks for confirmation | 2.0 | [-] | ||||||||
| maximum tolerance to confirm filtered value | 0.03 | [s] | ||||||||
| initial value of filtered value | 0.0 | [s] | ||||||||
| maximum number of checks per DCY | 2.0 | [-] | ||||||||
| additional conditions | ||||||||||
| no additional conditions calibrated | ||||||||||
Table continues below
| Component / System | Fault Code | Monitor Strategy Description | Malfunction Criteria | Threshold Value | Secondary Parameters | Enable Condition | Monitoring Time Length | MIL Illum. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| Oxygen Sensor (O2S) rear | P013B - O2 Sensor Slow Response - Lean to Rich Bank 1 Sensor 2 Check the following: | intrusive monitor | arithmetic average value | monitor entry conditions | ||||||
| P013D - O2 Sensor Slow Response - Lean to Rich Bank 2 Sensor 2 Check the following: | check of transient time at lean to rich transition | time at lean to rich transition | not calibrated | [s] | conditions for active lambda diagnosis (referenced) | checked | 10.0 [s] once / DCY | 1 DCY | ||
| or | for arithmetic average value | |||||||||
| calculation | ||||||||||
| EWMA filter value transient | number of checks required for valid result | not calibrated | [-] | |||||||
| time at lean to rich transition | > 0.6 | [s] | for EWMA-filter: | |||||||
| K-factor | 0.35 | [-] | ||||||||
| minimum number of tests per DCY required | 1 | |||||||||
| step change detection will | ||||||||||
| initiate multiple tests per DCY | ||||||||||
| conditions for step change | ||||||||||
| detection | ||||||||||
| deviation between new measured value and old EWMA filtered value | > 0.3 | [s] | ||||||||
| number of checks for confirmation | 3.0 | [-] | ||||||||
| maximum tolerance to confirm filtered value | 0.05 | [s] | ||||||||
| initial value of filtered value | 0.0 | [s] | ||||||||
| maximum number of checks per driving cycle | 3.0 | [-] | ||||||||
| additional conditions | ||||||||||
| no additional conditions calibrated | ||||||||||
| Oxygen Sensor (O2S) rear | P013E - O2 Sensor Delayed Response - Rich to Lean Bank 1 Sensor 2 Check the following: | intrusive monitor | arithmetic average value | monitor entry conditions | ||||||
| P014A - O2 Sensor Delayed Response - Rich to Lean Bank 2 Sensor 2 Check the following: | delayed response monitoring, delay measurement | delay time at rich to lean transition | not calibrated | [s] | conditions for active lambda diagnosis (referenced) | checked | 20.0 [s] once / DCY | 1 DCY | ||
| or | for arithmetic average value | |||||||||
| calculation | ||||||||||
| EWMA filter value transient | number of checks required for valid result | not calibrated | [-] | |||||||
| delay time at rich to lean transition | > 0.3 | [s] | for EWMA-filter: K-factor | 0.38 | [-] | |||||
| minimum number of tests per DCY required | 1 | |||||||||
| step change detection will | ||||||||||
| initiate multiple tests per DCY | ||||||||||
| conditions for step change | ||||||||||
| detection | ||||||||||
| deviation between new measured value and old EWMA filtered value | > 0.3 | [s] | ||||||||
| number of checks for confirmation | 4.0 | [-] | ||||||||
| maximum tolerance to confirm filtered value | 0.03 | [s] | ||||||||
| initial value of filtered value | 0.0 | [s] | ||||||||
| maximum number of checks per driving cycle | 2.0 | [-] | ||||||||
| additional conditions | ||||||||||
| no additional conditions calibrated | ||||||||||