Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Engine Performance DTCS
/Performance Problem P0102 50 MAF Circuit Low Input P0103 50 MAF Circuit High Input P0106 5 MAP Sensor Range/Performance Problem P0107 3 MAP Sensor Circuit Low Input P0108 3 MAP Sensor Circuit High Input P0112 10 IAT Circuit Low Input P0113 10 IAT Circuit High Input P0116 86 ECT Sensor Range/Performance Problem P0117 6 ECT Circuit Low Input P0118 6 ECT Circuit High Input P0122 7 Throttle Position Circuit Low Input P0123 7 Throttle Position Circuit High Input P0130 1 Primary HO2S Circuit Malfunction P0131 2 Right Primary HO2S Low Voltage P0132 2 Right Primary HO2S High Voltage P0133 62 Right Primary HO2S Slow Response P0135 42 Right Primary HO2S Heater Circuit Malfunction P0137 63 Secondary HO2S Low Voltage P0138 63 Secondary HO2S High Voltage P0139 63 Secondary HO2S Slow Response P0141 65 Secondary HO2S Heater Circuit Malfunction P0151 1 Left Primary HO2S Low Voltage P0152 1 Left Primary HO2S High Voltage P0153 61 Left Primary HO2S Slow Response P0155 41 Left Primary HO2S Heater Circuit Malfunction P0171 46 System Too Lean (Right Bank) P0172 46 System Too Rich (Right Bank) P0174 45 System Too Lean (Left Bank) P0175 45 System Too Rich (Left Bank) P0325 53 Right Knock Sensor Circuit Fault P0327 23 Front Knock Sensor Circuit Low Input P0328 23 Front Knock Sensor Circuit High Input P0330 23 Left Knock Sensor Circuit Fault P0332 53 Rear Knock Sensor Circuit Low Input P0333 53 Rear Knock Sensor Circuit High Input P0335 4 CKP Sensor Circuit Low Input P0336 4 CKP Sensor Circuit Range/Performance P0401 80 EGR Insufficient Flow Detected P0420 67 Catalyst System Efficiency Below Threshold P0441 92 Evaporative Control System Incorrect Purge Flow P0452 91 Evaporative Control Pressure Sensor Low Voltage P0453 91 Evaporative Control Pressure Sensor High Voltage P0500 17 Vehicle Speed Sensor Circuit Low Input P0505 14 Idle Control System Malfunction P1107 13 Barometric Pressure Circuit Range/Performance Problem P1108 13 Barometric Pressure Circuit High Input P1201 71 Cyl. No. 1 Misfire Detected (Fuel Related) P1202 72 Cyl. No. 2 Misfire Detected (Fuel Related) P1203 73 Cyl. No. 3 Misfire Detected (Fuel Related) P1204 74 Cyl. No. 4 Misfire Detected (Fuel Related) P1205 75 Cyl. No. 5 Misfire Detected (Fuel Related) P1206 76 Cyl. No. 6 Misfire Detected (Fuel Related) P1297 20 Electrical Load Detector Circuit Low Input P1298 - Electrical Load Detector Circuit High Input P1300 71 Random Misfire Detected (Ignition Related) P1300 72 Random Misfire Detected (Ignition Related) P1300 73 Random Misfire Detected (Ignition Related) P1300 74 Random Misfire Detected (Ignition Related) P1300 75 Random Misfire Detected (Ignition Related) P1300 76 Random Misfire Detected (Ignition Related) P1301 71 Cyl. No. 1 Misfire Detected (Ignition Related) P1302 72 Cyl. No. 2 Misfire Detected (Ignition Related) P1303 73 Cyl. No. 3 Misfire Detected (Ignition Related) P1304 74 Cyl. No. 4 Misfire Detected (Ignition Related) P1305 75 Cyl. No. 5 Misfire Detected (Ignition Related) P1306 76 Cyl. No. 6 Misfire Detected (Ignition Related) P1316 79 Spark Plug Voltage Detection (Left Bank Fault) P1317 79 Spark Plug Voltage Detection (Right Bank Fault) P1318 79 Spark Plug Voltage Detection Module Reset (Left Bank) P1319 79 Spark Plug Voltage Detection Module Reset (Right Bank) P1336 54 Crankshaft Speed Fluctuation Sensor Intermittent Interruption P1337 54 Crankshaft Speed Fluctuation Sensor No Signal P1381 9 CYP Sensor Intermittent Interruption P1382 9 CYP Sensor No Signal P1386 59 CYP No. 2 Sensor Range/Performance Problem P1387 59 CYP No. 2 Sensor Circuit Fault P1456 90 Evaporative System Leak Detected (Fuel Tank Area) P1457 90 Evaporative System Leak Detected (Canister Area) P1459 92 Evaporative Emission Purge Flow Switch Malfunction P1491 12 Insufficient EGR Valve Lift Detected P1498 12 EGR Valve Lift Sensor High Voltage P1508 14 IAC Valve Circuit Failure P1607 N/A PCM Internal Failure P1660 70 A/T FI Data Line Failure P1681 30 A/T FI Signal A Low Input P1682 30 A/T FI Signal A High Input P1686 31 A/T FI Signal B Low Input P1687 31 A/T FI Signal B High Input
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.
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