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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