Diagnostic Code Index
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| DTC P0101 | MAF Sensor Frequency Signal Not Within Predetermined Value |
| DTC P0102 | MAF Sensor Frequency Signal Low |
| DTC P0103 | MAF Sensor Frequency Signal High |
| DTC P0106 | MAP Sensor Signal Not Within Predicted Range |
| DTC P0107 | MAP Sensor Voltage Low |
| DTC P0108 | MAP Sensor Voltage High |
| DTC P0112 | IAT More Than 139°C (282°F) |
| DTC P0113 | IAT Less Than -35°C (-31°F) |
| DTC P0117 | ECT Sensor Temperature Is More Than 139°C (282°F) |
| DTC P0118 | ECT Sensor Temperature Is Less Than -39°C (-38°F) |
| DTC P0121 | TP Sensor Reading |
| DTC P0122 | TP Sensor Signal Voltage Low |
| DTC P0123 | TP Sensor Signal Voltage High |
| DTC P0125 | Closed Loop Coolant Temperature is Not Reached Within Predetermined Time |
| DTC P0128 | Time For Engine Coolant to Reach Preset Temperature Has Exceeded |
| DTC P0131 or P0151 (w/ Delphi HO2S) | HO2S Voltage is Less Than 200 mV |
| DTC P0131 or P0151 (w/ Denso HO2S) | HO2S Voltage is Less Than 200 mV |
| DTC P0132 or P0152 (w/ Delphi HO2S) | HO2S Voltage is More Than 775 mV |
| DTC P0132 or P0152 (w/ Denso HO2S) | HO2S Voltage is More Than 775 mV |
| DTC P0133 or P0153 (w/ Delphi HO2S) | Rich-to-Lean/Lean-to-Rich Response Time Average is More Than Calibrated Value |
| DTC P0133 or P0153 (w/ Denso HO2S) | Rich-to-Lean/Lean-to-Rich Response Time Average is More Than Calibrated Value |
| DTC P0134 or P0154 (w/LR4 and LM7 w/ Delphi HO2S) | HO2S Voltage is Steady Between 350-550 mV |
| DTC P0134 or P0154 (w/LR4 and LM7 w/ Denso HO2S) | HO2S Voltage is Steady Between 350-550 mV |
| DTC P0134 or P0154 (w/LQ4 w/Denso HO2S) | HO2S Voltage is Steady Between 350-550 mV |
| DTC P0135, P0141, P0155, or P0161 (w/LR4 and LM7 w/ Delphi HO2S) | HO2S Voltage is Steady Between 350-550 mV |
| DTC P0135, P0141, P0155, or P0161 (w/LR4 and LM7 w/ Denso HO2S) | HO2S Voltage Within 150 mV of Start-Up Voltage |
| DTC P0135 or P0155 (w/LQ4 w/Denso HO2S) | HO2S Voltage Within 150 mV of Start-Up Voltage |
| DTC P0137 or P0157 (w/ Delphi HO2S) | HO2S Voltage Low |
| DTC P0137 or P0157 (w/ Denso HO2S) | HO2S Voltage Low |
| DTC P0138 or P0158 (w/ Delphi HO2S) | HO2S Voltage High |
| DTC P0138 or P0158 (w/ Denso HO2S) | HO2S Voltage High |
| DTC P0140 or P0160 (w/ Delphi HO2S) | HO2S Voltage Steady Between 410-490 mV |
| DTC P0140 or P0160 (w/ Denso HO2S) | HO2S Voltage Steady Between 410-490 mV |
| DTC P0141 or P0161 (w/LQ4 w/Delphi HO2S) | HO2S Voltage Remains Within 150 mV of the Start-Up Voltage |
| DTC P0171 or P0174 | Average Long Term Fuel Trim Cell Value is Above 23% |
| DTC P0172 or P0175 | Average Long Term Fuel Trim Cell Value Low |
| DTC P0200 | Fuel Injector Control Circuit Incorrect Voltage |
| DTC P0230 | Commanded State of Driver and Actual State of the Control Circuit Do Not Match |
| DTC P0300 | Emission Type Misfire/Catalyst Damaging Misfire |
| DTC P0325 | Malfunction In The Knock Sensor System |
| DTC P0327 or P0332 | Knock Sensor Low Signal |
| DTC P0335 | No Signal From the CKP Sensor |
| DTC P0336 | CKP Sensor Signal Out of Range |
| DTC P0341 | CMP to CKP Mis-Match |
| DTC P0342 | CAM Signal Stuck Low |
| DTC P0343 | CAM Signal Stuck High |
| DTC P0351-P0358 | Ignition Control Circuit is Grounded, Open or Shorted |
| DTC P0401 | MAP Low |
| DTC P0404 | Difference Between EGR Position and EGR Position Sensor Greater than 10% |
| DTC P0405 | EGR Position Sensor Voltage Low |
| DTC P0410 | HO2S Voltage High During Closed Loop Operation |
| DTC P0418 | Commanded State of Driver And Actual State of Control Circuit Do Not Match |
| DTC P0420 or P0430 | Oxygen Storage Capability of Catalytic Converter Low |
| DTC P0440 | EVAP System Unable to Acheive or Maintain Vacuum |
| DTC P0442 | EVAP System Vacuum Malfunction |
| DTC P0443 | Commanded State of Driver And Actual State of Control Circuit Do Not Match |
| DTC P0446 | EVAP System Vacuum Malfunction |
| DTC P0449 | Commanded State of Driver And Actual State of Control Circuit Do Not Match |
| DTC P0452 | Fuel Tank Pressure Sensor Voltage Low |
| DTC P0453 | Fuel Tank Pressure Sensor Voltage High |
| DTC P0506 (w/ Electronic Throttle Control) | Low Idle Speed |
| DTC P0506 (w/o Electronic Throttle Control) | Low Engine Speed |
| DTC P0507 (w/ Electronic Throttle Control) | Idle Speed High |
| DTC P0507 (w/o Electronic Throttle Control) | Engine Speed High |
| DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610 | Control Module Malfunction |
| DTC P0650 | Commanded State of Driver and Actual State of Control Circuit Do Not Match |
| DTC P1111 | Intake Air Temperature Low |
| DTC P1112 | Intake Air Temperature High |
| DTC P1114 | Engine Coolant Temperature High |
| DTC P1115 | Engine Coolant Temperature Low |
| DTC P1120 | TP Sensor 1 Signal Voltage Malfunction |
| DTC P1121 | Throttle Position Signal High |
| DTC P1122 | Throttle Position Signal Low |
| DTC P1125 | APP Sensor Malfunction |
| DTC P1133 or P1153 (w/ Delphi HO2S) | HO2S Lean-to-Rich and Rich-to-Lean Switches Low |
| DTC P1133 or P1153 (w/ Denso HO2S) | HO2S Lean-to-Rich and Rich-to-Lean Switches Low |
| DTC P1134 or P1154 (w/ Delphi HO2S) | HO2S Transition Time Ratio Not Within Calibrated Range |
| DTC P1134 or P1154 (w/ Denso HO2S) | HO2S Transition Time Ratio Not Within Calibrated Range |
| DTC P1172 | Primary and Secondary Fuel Level Sensor Malfunction |
| DTC P1220 | Ignition Voltage High |
| DTC P1221 | TP Sensor Malfunction |
| DTC P1275 | APP Sensor 1 Voltage Between 0.25 and 4.22 Volts |
| DTC P1276 | APP Sensor Malfunction |
| DTC P1280 | APP Sensor 2 Voltage Malfunction |
| DTC P1281 | APP Sensor 2 Voltage Malfunction |
| DTC P1285 | APP Sensor 3 Voltage Malfunction |
| DTC P1286 | APP Sensor 3 Voltage Malfunction |
| DTC P1336 | PCM Has Not Learned the Crankshaft Position System Variation |
| DTC P1380 | ABS System Malfunction |
| DTC P1381 | Serial Data Malfunction |
| DTC P1404 | EGR Position Sensor Malfunction |
| DTC P1415 or P1416 | HO2S Voltage High |
| DTC P1441 | EVAP System Vacuum Malfunction |
| DTC P1514 | MAF Malfunction |
| DTC P1515 | Throttle Position Malfunction |
| DTC P1516 | Throttle Position Malfunction |
| DTC P1517 | Internal Data Test Did Not Pass |
| DTC P1518 | Invalid or Missing Serial Data |
| DTC P1635 | 5-Volt Reference Circuit Out of Range |
| DTC P1639 | 5-Volt Reference Circuit Out of Range |