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DTC Troubleshooting Index

DTC TROUBLESHOOTING TABLE (EXCEPT PGM-FI DTCS)

DTC (MIL indication(1)) Two Drive Cycle Detection Detection Item MIL
P0010 (56) -- Variable Valve Timing Control (VTC) Oil Control Solenoid Valve Malfunction ON
P0011 (56) ◦ Variable Valve Timing Control (VTC) System Malfunction ON
P0122 (7) -- Throttle Position (TP) Sensor A Circuit Low Voltage ON
P0123 (7) -- Throttle Position (TP) Sensor A Circuit High Voltage ON
P0222 (7) -- Throttle Position (TP) Sensor B Circuit Low Voltage ON
P0223 (7) -- Throttle Position (TP) Sensor B Circuit High Voltage ON
P0340 (57) -- Camshaft Position (CMP) Sensor A No Signal ON
P0341 (57) -- Camshaft Position (CMP) Sensor A and Crankshaft Position (CKP) Sensor Incorrect Phase Detected ON
P0344 (57) -- Camshaft Position (CMP) Sensor A Intermittent Interruption ON
P0420 (67) ◦ Catalyst System Efficiency Below Threshold ON
P0443 (92) -- Evaporative Emission (EVAP) Canister Purge Valve Circuit Malfunction ON
P0451 (91) ◦ Fuel Tank Pressure (FTP) Sensor Circuit Range/Performance Problem ON
P0452 (91) ◦ Fuel Tank Pressure (FTP) Sensor Circuit Low Voltage ON
P0453 (91) ◦ Fuel Tank Pressure (FTP) Sensor Circuit High Voltage ON
P0455 (90) ◦ Evaporative Emission (EVAP) System Large Leak Detected ON
P0456 (90) ◦ Evaporative Emission (EVAP) System Very Small Leak Detected ON
P0457 (90) -- Evaporative Emission (EVAP) System Leak Detected/Fuel Fill Cap Loose or Missing OFF
P0461 (121) -- Fuel Level Sensor (Fuel Gauge Sending Unit) Range/Performance Problem OFF
P0462 (121) -- Fuel Level Sensor (Fuel Gauge Sending Unit) Circuit Low Voltage OFF
P0463 (121) -- Fuel Level Sensor (Fuel Gauge Sending Unit) Circuit High Voltage OFF
P0496 (92) ◦ Evaporative Emission (EVAP) System High Purge Flow Detected ON
P0497 (90) ◦ Evaporative Emission (EVAP) System Low Purge Flow Detected ON
P0498 (117) -- Evaporative Emission (EVAP) Canister Vent Shut Valve Circuit Low Voltage ON
P0499 (117) -- Evaporative Emission (EVAP) Canister Vent Shut Valve Circuit High Voltage ON
P0506 (14) ◦ Idle Control System RPM Lower Than Expected ON
P0507 (14) ◦ Idle Control System RPM Higher Than Expected ON
P1009 (56) -- Variable Valve Timing Control (VTC) Advance Malfunction ON
P1454 (91) ◦ Fuel Tank Pressure (FTP) Sensor Range/Performance Problem ON
P145C (90) ◦ Evaporative Emission (EVAP) System Purge Flow Malfunction ON
P1683 (40) -- Throttle Valve Default Position Spring Performance Problem ON
P1684 (40) -- Throttle Valve Return Spring Performance Problem ON
P2101 (40) -- Throttle Actuator System Malfunction ON
P2108 (40) -- Throttle Actuator Control Module Problem ON
P2118 (40) -- Throttle Actuator Current Range/Performance Problem ON
P2122 (37) -- Accelerator Pedal Position (APP) Sensor A (Throttle Position (TP) Sensor D) Circuit Low Voltage ON
P2123 (37) -- Accelerator Pedal Position (APP) Sensor A (Throttle Position (TP) Sensor D) Circuit High Voltage ON
P2127 (37) -- Accelerator Pedal Position (APP) Sensor B (Throttle Position (TP) Sensor E) Circuit Low Voltage ON
P2128 (37) -- Accelerator Pedal Position (APP) Sensor B (Throttle Position (TP) Sensor E) Circuit High Voltage ON
P2135 (7) -- Throttle Position (TP) Sensor A/B Voltage Incorrect Correlation ON
P2138 (37) -- Accelerator Pedal Position (APP) Sensor A/B (Throttle Position (TP) Sensor D/E) Incorrect Voltage Correlation ON
P2176 (40) -- Throttle Actuator Control System Idle Position Not Learned ON
P2422 (117) ◦ Evaporative Emission (EVAP) Canister Vent Shut Valve Stuck Closed Malfunction ON
P2552 (40) -- Throttle Actuator Control Module Relay Malfunction ON
P2646 (22) -- Rocker Arm Oil Pressure Switch Circuit Low Voltage ON
P2647 (22) -- Rocker Arm Oil Pressure Switch Circuit High Voltage ON
P2648 (21) -- Rocker Arm Oil Control Solenoid Circuit Low Voltage ON
P2649 (21) -- Rocker Arm Oil Control Solenoid Circuit High Voltage ON
U0107 (30) -- Lost Communication With Throttle Actuator Control Module ON
NOTE: The above DTCs are indicated when the PGM-Fl 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-Fl 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) M/T.
DTC TROUBLESHOOTING TABLE (PGM-FI DTCS)

DTC Description
DTC P0101 MAF Sensor Circuit Range/Performance Problem
DTC P0102 MAF Sensor Circuit Low Voltage
DTC P0103 MAF Sensor Circuit High Voltage
DTC P0107 MAP Sensor Circuit Low Voltage
DTC P0108 MAP Sensor Circuit High Voltage
DTC P0111 IAT Sensor Circuit Range/Performance Problem
DTC P0112 IAT Sensor Circuit Low Voltage
DTC P0113 IAT Sensor Circuit High Voltage
DTC P0116 ECT Sensor 1 Circuit Range/Performance Problem
DTC P0117 ECT Sensor 1 Circuit Low Voltage
DTC P0118 ECT Sensor 1 Circuit High Voltage
DTC P0125 ECT Sensor 1 Malfunction/Slow Response
DTC P0128 Cooling System Malfunction
DTC P0133 A/F Sensor (Sensor 1) Malfunction/Slow Response
DTC P0134 A/F Sensor (Sensor 1) Heater System Malfunction
DTC P0135 A/F Sensor (Sensor 1) Heater Circuit Malfunction
DTC P0137 Secondary HO2S (Sensor 2) Circuit Low Voltage
DTC P0138 Secondary HO2S (Sensor 2) Circuit High Voltage
DTC P0139 Secondary HO2S (Sensor 2) Slow Response
DTC P0141 Secondary HO2S (Sensor 2) Heater Circuit Malfunction
DTC P0171 Fuel System Too Lean DTC P0172: Fuel System Too Rich
DTC P0300 Random Misfire and Any Combination of the Following: DTC P0301: No. 1 Cylinder Misfire Detected; DTC P0302: No. 2 Cylinder Misfire Detected; DTC P0303: No. 3 Cylinder Misfire Detected; DTC P0304: No. 4 Cylinder Misfire Detected
DTC P0301 No. 1 Cylinder Misfire Detected
DTC P0302 No. 2 Cylinder Misfire Detected
DTC P0303 No. 3 Cylinder Misfire Detected
DTC P0304 No. 4 Cylinder Misfire Detected
DTC P0325 Knock Sensor Circuit Malfunction
DTC P0335 CKP Sensor No Signal
DTC P0339 CKP Sensor Circuit Intermittent Interruption
DTC P0365 CMP Sensor B No Signal
DTC P0369 CMP Sensor B Circuit Intermittent Interruption
DTC P050A Cold Start Idle Air Control System Performance Problem
DTC P050B Cold Start Ignition Timing Control System Performance Problem
DTC P0562 Charging System Low Voltage
DTC P0563 ECM/PCM Power Source Circuit Unexpected Voltage
DTC P0602 ECM/PCM Programming Error
DTC P0606 ECM/PCM Processor Malfunction
DTC P062F ECM/PCM Internal Control Module Keep Alive Memory (KAM) Error
DTC P0630 VIN Not Programmed or Mismatch
DTC P0685 ECM/PCM Power Control Circuit/Internal Circuit Malfunction
DTC P0720 Output Shaft (Countershaft) Speed Sensor Circuit Malfunction
DTC P1109 BARO Sensor Circuit Out of Range High
DTC P1116 ECT Sensor 1 Circuit Range/Performance Problem
DTC P1128 MAP Sensor Signal Lower Than Expected
DTC P1129 MAP Sensor Signal Higher Than Expected
DTC P1157 A/F Sensor (Sensor 1) AFS Circuit High Voltage
DTC P1172 A/F Sensor (Sensor 1) Circuit Out of Range High
DTC P1297 ELD Circuit Low Voltage
DTC P1298 ELD Circuit High Voltage
DTC P1549 Charging System High Voltage
DTC P16BB Alternator B Terminal Circuit Low Voltage
DTC P16BC Alternator FR Terminal Circuit/IGP Circuit Low Voltage
DTC P2183 ECT Sensor 2 Circuit Range/Performance Problem
DTC P2184 ECT Sensor 2 Circuit Low Voltage
DTC P2185 ECT Sensor 2 Circuit High Voltage
DTC P2195 A/F Sensor (Sensor 1) Signal Stuck Lean
DTC P2227 BARO Sensor Circuit Range/Performance Problem
DTC P2228 BARO Sensor Circuit Low Voltage
DTC P2229 BARO Sensor Circuit High Voltage
DTC P2238 A/F Sensor (Sensor 1) AFS+ Circuit Low Voltage
DTC P2252 A/F Sensor (Sensor 1) AFS-Circuit Low Voltage
DTC P2270 Secondary HO2S (Sensor 2) Circuit Signal Stuck Lean
DTC P2271 Secondary HO2S (Sensor 2) Circuit Signal Stuck Rich
DTC P2610 ECM/PCM Ignition Off Internal Timer Malfunction
DTC P2A00 A/F Sensor (Sensor 1) Circuit Range/Performance Problem
DTC U0028 F-CAN Malfunction (BUS-OFF)
DTC U0122 F-CAN Malfunction (ECM/PCM-VSA Modulator-Control Unit)
DTC U0155 F-CAN Malfunction (ECM/PCM-Gauge Control Module)
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