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DTC Troubleshooting Index

NOTE: For DTC troubleshooting prodcedures, go to PGM-FI SYSTEM article.
DTC TROUBLESHOOTING INDEX

DTC (MIL indication(1)) Two Drive Cycle Detection Detection Item MIL
P0107 (3) No Manifold Absolute Pressure (MAP) Sensor Circuit Low Voltage ON
P0108 (3) No Manifold Absolute Pressure (MAP) Sensor Circuit High Voltage ON
P0111 (10) Yes Intake Air Temperature (IAT) Sensor Circuit Range/Performance Problem ON
P0112 (10) No Intake Air Temperature (IAT) Sensor Circuit Low Voltage ON
P0113 (10) No Intake Air Temperature (IAT) Sensor Circuit High Voltage ON
P0116 (86) Yes Engine Coolant Temperature (ECT) Sensor 1 Circuit Range/Performance Problem ON
P0117 (6) No Engine Coolant Temperature (ECT) Sensor 1 Circuit Low Voltage ON
P0118 (6) No Engine Coolant Temperature (ECT) Sensor 1 Circuit High Voltage ON
P0122 (7) No Throttle Position (TP) Sensor A Circuit Low Voltage ON
P0123 (7) No Throttle Position (TP) Sensor A Circuit High Voltage ON
P0125 (86) Yes Engine Coolant Temperature (ECT) Sensor 1 Malfunction/Slow Response ON
P0128 (87) Yes Cooling System Malfunction ON
P0133 (157) Yes Rear Air Fuel Ratio (A/F) Sensor (Bank 1, Sensor 1) Circuit Slow Response ON
P0134 (151) No Rear Air Fuel Ratio (A/F) Sensor (Bank 1, Sensor 1) Heater System Malfunction ON
P0135 (151) No Rear Air Fuel Ratio (A/F) Sensor (Bank 1, Sensor 1) Heater Circuit Malfunction ON
P0137 (161) No Rear Secondary Heated Oxygen Sensor (Secondary HO2S (Bank 1, Sensor 2)) Circuit Low Voltage ON
P0138 (161) No Rear Secondary Heated Oxygen Sensor (Secondary HO2S (Bank 1, Sensor 2)) Circuit High Voltage ON
P0139 (161) Yes Rear Secondary Heated Oxygen Sensor (Secondary HO2S (Bank 1, Sensor 2)) Circuit Slow Response ON
P0141 (163) No Rear Secondary Heated Oxygen Sensor (Secondary HO2S (Bank 1, Sensor 2)) Heater Circuit Malfunction ON
P0153 (158) Yes Front Air Fuel Ratio (A/F) Sensor (Bank 2, Sensor 1) Circuit Slow Response ON
P0154 (152) No Front Air Fuel Ratio (A/F) Sensor (Bank 2, Sensor 1) Heater System Malfunction ON
P0155 (152) No Front Air Fuel Ratio (A/F) Sensor (Bank 2, Sensor 1) Heater Circuit Malfunction ON
P0157 (162) No Front Secondary Heated Oxygen Sensor (Secondary HO2S (Bank 2, Sensor 2)) Circuit Low Voltage ON
P0158 (162) No Front Secondary Heated Oxygen Sensor (Secondary HO2S (Bank 2, Sensor 2)) Circuit High Voltage ON
P0159 (162) Yes Front Secondary Heated Oxygen Sensor (Secondary HO2S (Bank 2, Sensor 2)) Circuit Slow Response ON
P0161 (164) No Front Secondary Heated Oxygen Sensor (Secondary HO2S (Bank 2, Sensor 2)) Heater Circuit Malfunction ON
P0171 (153) Yes Rear Bank (Bank 1) Fuel System Too Lean ON
P0172 (153) Yes Rear Bank (Bank 1) Fuel System Too Rich ON
P0174 (154) Yes Front Bank (Bank 2) Fuel System Too Lean ON
P0175 (154) Yes Front Bank (Bank 2) Fuel System Too Rich ON
P0222 (7) No Throttle Position (TP) Sensor B Circuit Low Voltage ON
P0223 (7) No Throttle Position (TP) Sensor B Circuit High Voltage ON
P0300 (77) and any cobination of the following P0301 (71), P0302 (72), P0303 (73), P0304 (74), P0305 (75), P0306 (76) Yes Random Misfire Detected ON
P0301 (71) Yes No. 1 Cylinder Misfire Detected ON
P0302 (72) Yes No. 2 Cylinder Misfire Detected ON
P0303 (73) Yes No. 3 Cylinder Misfire Detected ON
P0304 (74) Yes No. 4 Cylinder Misfire Detected ON
P0305 (75) Yes No. 5 Cylinder Misfire Detected ON
P0306 (76) Yes No. 6 Cylinder Misfire Detected ON
P0325 (23) No Knock Sensor Circuit Malfunction ON
NOTE: The above DTCs are indicated when the PGM-FI system is selected in the HDS.
Some automatic transmission DTCs cause the MIL to come on. If the MIL is on and no DTCs are indicated in the PGM-FI system, select the A/T system, and check for automatic transmission DTCs.
(1) The above DTCs are indicated by a blinking MIL when the SCS line is jumped with the HDS.
NOTE: For DTC troubleshooting prodcedures, go to PGM-FI SYSTEM article.
DTC TROUBLESHOOTING INDEX (CONT.)

DTC (MIL indication(1)) Two Drive Cycle Detection Detection Item MIL
P0335 (4) No Crankshaft Position (CKP) Sensor A No Signal ON
P0339 (4) No Crankshaft Position (CKP) Sensor A Intermittent Interruption ON
P0340 (9) No Camshaft Position (CMP) Sensor No Signal ON
P0344 (9) No Camshaft Position (CMP) Sensor Intermittent Interruption ON
P0385 (54) No Crankshaft Position (CKP) Sensor B No Signal ON
P0389 (54) No Crankshaft Position (CKP) Sensor B Intermittent Interruption ON
P0401 (80) Yes Exhaust Gas Recirculation (EGR) Insufficient Flow ON
P0404 (12) Yes Exhaust Gas Recirculation (EGR) Control Circuit Range/Performance Problem ON
P0406 (12) No Exhaust Gas Recirculation (EGR) Valve Position Sensor Circuit High Voltage ON
P0420 (165) Yes Rear Bank Catalyst System Efficiency Below Threshold (Bank 1) ON
P0430 (166) Yes Front Bank Catalyst System Efficiency Below Threshold (Bank 2) ON
P0443 (92) No Evaporative Emission (EVAP) Canister Purge Valve Circuit Malfunction ON
P0451 (91) Yes Fuel Tank Pressure (FTP) Sensor Circuit Range/Performance Problem ON
P0452 (91) No Fuel Tank Pressure (FTP) Sensor Circuit Low Voltage ON
P0453 (91) No Fuel Tank Pressure (FTP) Sensor Circuit High Voltage ON
P0455 (90) Yes Evaporative Emission (EVAP) System Very Large Leak Detected ON
P0456 (90) Yes Evaporative Emission (EVAP) System Very Small Leak Detected ON
P0457 (90) Yes Evaporative Emission (EVAP) System Leak Detected/Fuel Fill Cap Loose or Missing ON
P0461 (121) No Fuel Level Sensor (Fuel Gauge Sending Unit) Circuit Range/Performance Problem OFF
P0462 (121) No Fuel Level Sensor (Fuel Gauge Sending Unit) Circuit Low Voltage OFF
P0463 (121) No Fuel Level Sensor (Fuel Gauge Sending Unit) Circuit High Voltage OFF
P0496 (92) Yes Evaporative Emission (EVAP) System High Purge Flow ON
P0497 (90) Yes Evaporative Emission (EVAP) System Low Purge Flow ON
P0498 (117) No Evaporative Emission (EVAP) Canister Vent Shut Valve Control Circuit Low Voltage ON
P0499 (117) No Evaporative Emission (EVAP) Canister Vent Shut Valve Control Circuit High Voltage ON
P0506 (14) Yes Idle Control System RPM Lower than Expected ON
P0507 (14) Yes Idle Control System RPM Higher than Expected ON
P0522 (22)(2) No Engine Oil Pressure (EOP) Sensor Circuit Low Voltage ON
P0523 (22)(2) No Engine Oil Pressure (EOP) Sensor Circuit High Voltage ON
P0562 (34) No Charging System Low Voltage OFF
P0563 (34) No Powertrain Control Module (PCM) Power Source Circuit Unexpected Voltage OFF
P0602 (196) No Powertrain Control Module (PCM) Programming Error OFF
P0603 (131) No Powertrain Control Module (PCM) Internal Circuit Malfunction (Keep Alive Memory (KAM) Error) ON
P0607 (131) No Lost Communication with Electronic Throttle Control System (ETCS) ON
P061F (132) No Electronic Throttle Control System (ETCS) Malfunction ON
P0630 (139) No VIN Not Programmed or Mismatch ON
P0641 (133) No Sensor Reference Voltage A Malfunction ON
P0685 (135) Yes Powertrain Control Module (PCM) Power Control Circuit/Internal Circuit Malfunction ON
NOTE: The above DTCs are indicated when the PGM-FI system is selected in the HDS.
Some automatic transmission DTCs cause the MIL to come on. If the MIL is on and no DTCs are indicated in the PGM-FI system, select the A/T system, and check for automatic transmission DTCs.
(1) These DTCs are indicated by a blinking MIL when the SCS line is jumped with the HDS.
(2) J35Z1 engine
NOTE: For DTC troubleshooting prodcedures, go to PGM-FI SYSTEM article.
DTC TROUBLESHOOTING INDEX (CONT.)

DTC (MIL indication(1)) Two Drive Cycle Detection Detection Item MIL
P0700 (70)(2) No Automatic Transaxle Control System Malfunction ON
P0700 (70) No Automatic Transaxle Control System Malfunction OFF
P0A14 (195)(3) No Front Engine Mount Actuator Circuit Malfunction OFF
P0A15 (195)(3) No Front Engine Mount Actuator Control Circuit Low Current OFF
P0A16 (195)(3) No Front Active Control Engine Mount Actuator Control Circuit High Electric Current OFF
P0AB7 (195)(3) No Rear Engine Mount Actuator Circuit Malfunction OFF
P0AB7 (195)(3) No Rear Engine Mount Actuator Control Circuit Low Current OFF
P0AB8 (195)(3) No Rear Engine Mount Actuator Control Circuit High Current OFF
P1077 (106)(3) Yes Intake Manifold Tuning (IMT) Valve Stuck in High RPM Position ON
P1078 (106)(3) Yes Intake Manifold Tuning (IMT) Valve Stuck in Low RPM Position ON
P1109 (13) No Barometric Pressure (BARO) Sensor Circuit Out of Range High ON
P1116 (86) Yes Engine Coolant Temperature (ECT) Sensor 1 Performance Problem ON
P1128 (5) Yes Manifold Absolute Pressure (MAP) Sensor Signal Lower Than Expected ON
P1129 (5) Yes Manifold Absolute Pressure (MAP) Sensor Signal Higher Than Expected ON
P1172 (157) No Rear Air Fuel Ratio (A/F) Sensor (Bank 1, Sensor 1) Circuit Out of Range High ON
P1174 (158) No Front Air Fuel Ratio (A/F) Sensor (Bank 2, Sensor 1) Circuit Out of Range High ON
P1297 (20) No Electrical Load Detector (ELD) Circuit Low Voltage OFF
P1298 (20) No Electrical Load Detector (ELD) Circuit High Voltage OFF
P1454 (91) Yes Fuel Tank Pressure (FTP) Sensor Circuit Range/Performance Problem ON
NOTE: The above DTCs are indicated when the PGM-FI system is selected in the HDS.
Some automatic transmission DTCs cause the MIL to come on. If the MIL is on and no DTCs are indicated in the PGM-FI system, select the A/T system, and check for automatic transmission DTCs.
(1) These DTCs are indicated by a blinking MIL when the SCS line is jumped with the HDS.
(2) The D indicator and MIL may come on simultaneously.
(3) J35Z1 engine
NOTE: For DTC troubleshooting prodcedures, go to PGM-FI SYSTEM article.
DTC TROUBLESHOOTING INDEX (CONT.)

DTC (MIL indication(1)) Two Drive Cycle Detection Detection Item MIL
P1549 (34) No Charging System High Voltage OFF
P15AB (195)(2) No Engine Mount Control Unit Power Source Circuit Low Voltage OFF
P15AC (195)(2) No Engine Mount Control Unit Internal Circuit Malfunction OFF
P15AD (195)(2) No Engine Mount Control Unit Internal Circuit Malfunction OFF
P15AE (195)(2) No Cylinder Pause Signal Malfunction OFF
P15AF (195)(2) No Camshaft Position (CMP) Sensor Signal Malfunction OFF
P15B0 (195)(2) No Crankshaft Position (CKP) Sensor Signal Malfunction OFF
P15B1 (195)(2) No Camshaft Position (CMP) Sensor/Crankshaft Position (CKP) Sensor Signal Incorrect OFF
P1658 (40) No Electronic Throttle Control System (ETCS) Control Relay ON Malfunction ON
P1659 (40) No Electronic Throttle Control System (ETCS) Control Relay OFF Malfunction ON
P1683 (40) No Throttle Valve Default Position Spring Performance Problem ON
P1684 (40) No Throttle Valve Return Spring Performance Problem ON
P16BB (116) No Alternator B Terminal Circuit Low Voltage OFF
P16BC (116) No Alternator FR Terminal Circuit/IGP Circuit Low Voltage OFF
P16C4 (195) (2) No Engine Mount Actuator Control Power Circuit Stuck OFF OFF
P16C5 (195)(2) No Engine Mount Actuator Control Power Circuit Stuck ON OFF
P16C6 (195)(2) No Engine Mount Actuator High Voltage During Function Test OFF
P16C7 (195)(2) No Rear Engine Mount Actuator Control Circuit High Current OFF
P16C8 (195)(2) No Front Engine Mount Actuator Control Circuit High Current OFF
P16C9 (195)(2) No Engine Mount Control Unit Internal Circuit Malfunction OFF
NOTE: The above DTCs are indicated when the PGM-FI system is selected in the HDS.
Some automatic transmission DTCs cause the MIL to come on. If the MIL is on and no DTCs are indicated in the PGM-FI system, select the A/T system, and check for automatic transmission DTCs.
(1) The above DTCs are indicated by a blinking MIL when the SCS line is jumped with the HDS.
(2) J35Z1 engine
NOTE: For DTC troubleshooting prodcedures, go to PGM-FI SYSTEM article.
DTC TROUBLESHOOTING INDEX (CONT.)

DTC (MIL indication(1)) Two Drive Cycle Detection Detection Item MIL
P2101 (40) No Electronic Throttle Control System (ETCS) Malfunction ON
P2118 (40) No Throttle Actuator Current Range/Performance Problem ON
P2122 (37) No Accelerator Pedal Position (APP) Sensor A (Throttle Position Sensor D) Circuit Low Voltage ON
P2123 (37) No Accelerator Pedal Position (APP) Sensor A (Throttle Position Sensor D) Circuit High Voltage ON
P2127 (37) No Accelerator Pedal Position (APP) Sensor B (Throttle Position Sensor E) Circuit Low Voltage ON
P2128 (37) No Accelerator Pedal Position (APP) Sensor B (Throttle Position Sensor E) Circuit High Voltage ON
P2135 (7) No Throttle Position (TP) Sensor A/B Voltage Incorrect Correlation ON
P2138 (37) No Accelerator Pedal Position (APP) Sensor A/B (Throttle Position Sensor D/E) Incorrect Voltage Correlation ON
P2176 (40) No Throttle Actuator Control System Idle Position Not Learned ON
P2183 (192) Yes Engine Coolant Temperature (ECT) Sensor 2 Circuit Range/Performance Problem ON
P2184 (192) No Engine Coolant Temperature (ECT) Sensor 2 Circuit Low Voltage ON
P2185 (192) No Engine Coolant Temperature (ECT) Sensor 2 Circuit High Voltage ON
P2195 (155) No Rear Air Fuel Ratio (A/F) Sensor (Bank 1, Sensor 1) Signal Stuck Lean ON
P2197 (156) No Front Air Fuel Ratio (A/F) Sensor (Bank 2, Sensor 1) Signal Stuck Lean ON
P2227 (13) Yes Barometric Pressure (BARO) Sensor Circuit Range/Performance Problem ON
P2228 (13) No Barometric Pressure (BARO) Sensor Circuit Low Voltage ON
P2229 (13) No Barometric Pressure (BARO) Sensor Circuit High Voltage ON
P2237 (155) No Rear Air Fuel Ratio (A/F) Sensor (Bank 1, Sensor 1) IP Circuit High Voltage ON
P2238 (155) No Rear Air Fuel Ratio (A/F) Sensor (Bank 1, Sensor 1) IP Circuit Low Voltage ON
P2240 (156) No Front Air Fuel Ratio (A/F) Sensor (Bank 2, Sensor DIP Circuit High Voltage ON
P2241 (156) No Front Air Fuel Ratio (A/F) Sensor (Bank 2, Sensor 1) IP Circuit Low Voltage ON
P2243 (155) No Rear Air Fuel Ratio (A/F) Sensor (Bank 1, Sensor 1) VCENT Circuit High Voltage ON
P2245 (155) No Rear Air Fuel Ratio (A/F) Sensor (Bank 1, Sensor 1) VCENT Circuit Low Voltage ON
P2247 (156) No Front Air Fuel Ratio (A/F) Sensor (Bank 2, Sensor 1) VCENT Circuit High Voltage ON
P2249 (156) No Front Air Fuel Ratio (A/F) Sensor (Bank 2, Sensor 1) VCENT Circuit Low Voltage ON
P2251 (155) No Rear Air Fuel Ratio (A/F) Sensor (Bank 1, Sensor 1) VS Circuit High Voltage ON
P2252 (155) No Rear Air Fuel Ratio (A/F) Sensor (Bank 1, Sensor 1) VS Circuit Low Voltage ON
P2254 (156) No Front Air Fuel Ratio (A/F) Sensor (Bank 2, Sensor 1) VS Circuit High Voltage ON
P2255 (156) No Front Air Fuel Ratio (A/F) Sensor (Bank 2, Sensor 1) VS Circuit Low Voltage ON
NOTE: The above DTCs are indicated when the PGM-FI system is selected in the HDS.
Some automatic transmission DTCs cause the MIL to come on. If the MIL is on and no DTCs are indicated in the PGM-FI system, select the A/T system, and check for automatic transmission DTCs.
(1) The above DTCs are indicated by a blinking MIL when the SCS line is jumped with the HDS.
NOTE: For DTC troubleshooting prodcedures, go to PGM-FI SYSTEM article.
DTC TROUBLESHOOTING INDEX (CONT.)

DTC (MIL indication(1)) Two Drive Cycle Detection Detection Item MIL
P2270 (161) Yes Rear Secondary Heated Oxygen Sensor (Secondary HO2S) (Bank 1, Sensor 2) Circuit Signal Stuck Lean ON
P2271 (161) Yes Rear Secondary Heated Oxygen Sensor (Secondary HO2S) (Bank 1, Sensor 2) Circuit Signal Stuck Rich ON
P2272 (162) Yes Front Secondary Heated Oxygen Sensor (Secondary HO2S) (Bank 2, Sensor 2) Circuit Signal Stuck Lean ON
P2273 (162) Yes Front Secondary Heated Oxygen Sensor (Secondary HO2S) (Bank 2, Sensor 2) Circuit Signal Stuck Rich ON
P2279 (109) Yes Intake Air System Leak ON
P2413 (12) Yes Exhaust Gas Recirculation (EGR) System Malfunction ON
P2422 (117) Yes Evaporative Emission (EVAP) Canister Vent Shut Valve Close Malfunction ON
P2610 (132) No Powertrain Control Module (PCM) Internal Power Off Timer Malfunction ON
P2627 (155) No Rear Air Fuel Ratio (A/F) Sensor (Bank 1, Sensor 1) LABEL Circuit Low Voltage ON
P2628 (155) No Rear Air Fuel Ratio (A/F) Sensor (Bank 1, Sensor 1) LABEL Circuit High Voltage ON
P2630 (156) No Front Air Fuel Ratio (A/F) Sensor (Bank 2, Sensor 1) LABEL Circuit Low Voltage ON
P2631 (156) No Front Air Fuel Ratio (A/F) Sensor (Bank 2, Sensor 1) LABEL Circuit High Voltage ON
P2646 (21)(2) No VTEC System Stuck OFF ON
P2646 (22)(2) No Rocker Arm Oil Pressure Switch (VTEC Oil Pressure Switch) Circuit Low Voltage ON
P2647 (21)(2) No VTEC System Stuck ON ON
P2647 (22)(3) No Rocker Arm Oil Pressure Switch (VTEC Oil Pressure Switch) Circuit High Voltage ON
P2648 (21)(2) No Rocker Arm Oil Control Solenoid (VTEC Solenoid Valve) Circuit High Voltage ON
P2648 (21)(3) No Rocker Arm Oil Control Solenoid (VTEC Solenoid Valve) Circuit Low Voltage ON
P2649 (21)(2) No Rocker Arm Oil Control Solenoid (VTEC Solenoid Valve) Circuit Low Voltage ON
P2649 (21)(3) No Rocker Arm Oil Control Solenoid (VTEC Solenoid Valve) Circuit High Voltage ON
P2A00 (157) Yes Rear Air Fuel Ratio (A/F) Sensor (Bank 1, Sensor 1) Range/Performance Problem ON
P2A03 (158) Yes Front Air Fuel Ratio (A/F) Sensor (Bank 2, Sensor 1) Range/Performance Problem ON
U0073 (126) No F-CAN Malfunction (BUS-OFF) OFF
U0114 (126) (3) No F-CAN Malfunction (VTM-4 Control Unit-PCM) OFF
U0122 (126) No F-CAN Malfunction (VSA Modulator-Control Unit-PCM) OFF
U0155 (126) No F-CAN Malfunction (Gauge Control Module-PCM) OFF
U1101 (126)(2) No F-CAN Malfunction (ACM-PCM) OFF
NOTE: The above DTCs are indicated when the PGM-FI system is selected in the HDS.
Some automatic transmission DTCs cause the MIL to come on. If the MIL is on and no DTCs are indicated in the PGM-FI system, select the A/T system, and check for automatic transmission DTCs.
(1) The above DTCs are indicated by a blinking MIL when the SCS line is jumped with the HDS.
(2) J35Z1 engine
(3) J35A9 engine