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Engine Controls - Tests W/Codes - Gasoline Expand All (for easy ctrl-f) Collapse All Introduction Self-Diagnostic System DTC Definitions Specifications Summary Diagnostic Trouble Code Tests Notes DTC P0101 - MAF Sensor System Performance DTC P0102 - MAF Sensor Circuit Low Frequency DTC P0103 - MAF Sensor Circuit High Frequency DTC P0106 - Map Sensor System Performance DTC P0107 - Map Sensor Circuit Low Voltage DTC P0108 - Map Sensor Circuit High Voltage DTC P0112 - IAT Sensor Circuit Low Voltage DTC P0113 - IAT Sensor Circuit High Voltage DTC P0117 - ECT Sensor Circuit Low Voltage DTC P0118 - ECT Sensor Circuit High Voltage DTC P0121 - TP Sensor System Performance DTC P0122 - TP Sensor Circuit Low Voltage DTC P0123 - TP Sensor Circuit High Voltage DTC P0125 - ECT Excessive Time To Closed Loop DTC P0131 - Ho2S Circuit Low Voltage Bank 1, Sensor 1 DTC P0132 - Ho2S Circuit High Voltage Bank 1, Sensor 1 DTC P0133 - Ho2S Slow Response Bank 1, Sensor 1 DTC P0134 - Ho2S Circuit Insufficient Activity Bank 1, DTC P0135 - Ho2S Heater Circuit Bank 1, Sensor 1 DTC P0137 - Ho2S Circuit Low Voltage Bank 1, Sensor 2 DTC P0138 - Ho2S Circuit High Voltage Bank 1, Sensor 2 DTC P0140 - Ho2S Insufficient Activity Bank 1, Sensor 2 DTC P0141 - Ho2S Heater Circuit Bank 1, Sensor 2 DTC P0143 - (4.3L & 5.0L) Ho2S Circuit Low Voltage Bank 1, Sensor 3 DTC P0144 - (4.3L & 5.0L) Ho2S Circuit High Voltage Bank 1, Sensor 3 DTC P0146 - (4.3L & 5.0L) Ho2S Insufficient Activity Bank 1, Sensor 3 DTC P0147 - (4.3L & 5.0L) Ho2S Heater Circuit Bank 1, Sensor 3 DTC P0151 - Ho2S Circuit Low Voltage Bank 2, Sensor 1 DTC P0152 - Ho2S Circuit High Voltage Bank 2, Sensor 1 DTC P0153 - Ho2S Slow Response Bank 2, Sensor 1 DTC P0154 - Ho2S Insufficient Activity Bank 2, Sensor 1 DTC P0155 - Ho2S Heater Circuit Bank 2, Sensor 1 DTC P0157 - (5.7L & 7.4L) Ho2S Circuit Low Voltage Bank 2, Sensor 2 DTC P0158 - (5.7L & 7.4L) Ho2S Circuit High Voltage Bank 2, Sensor 2 DTC P0160 - (5.7L & 7.4L) Ho2S Insufficient Activity Bank 2, Sensor 2 DTC P0161 - (5.7L & 7.4L) Ho2S Heater Circuit Bank 2, Sensor 2 DTC P0171 - Fuel Trim System Lean Bank 1 DTC P0172 - Fuel Trim System Rich Bank 1 DTC P0174 - Fuel Trim System Lean Bank 2 DTC P0175 - Fuel Trim System Rich Bank 2 DTC P0300 - Misfire Detected DTC P0301 - Cylinder No. 1 Misfire Detected DTC P0302 - Cylinder No. 2 Misfire Detected DTC P0303 - Cylinder No. 3 Misfire Detected DTC P0304 - Cylinder No. 4 Misfire Detected DTC P0305 - Cylinder No. 5 Misfire Detected DTC P0306 - Cylinder No. 6 Misfire Detected DTC P0307 - (5.0L, 5.7L & 7.4L) Cylinder No. 7 Misfire Detected DTC P0308 - (5.0L, 5.7L & 7.4L) Cylinder No. 8 Misfire Detected DTC P0325 - Knock Sensor Module Circuit DTC P0327 - Knock Sensor Circuit Low Voltage DTC P0336 - Crankshaft Position Sensor Circuit Performance DTC P0337 - Crankshaft Position Sensor Circuit Low Frequency DTC P0338 - Crankshaft Position Sensor Circuit High Frequency DTC P0339 - Crankshaft Position Sensor Circuit Intermittent DTC P0340 - Camshaft Position Sensor Circuit DTC P0341 - Camshaft Position Sensor Circuit Performance DTC P0401 - EGR System Performance DTC P0410 - Secondary Air Injection System DTC P0420 - TWC System Low Efficiency Bank 1 DTC P0430 - TWC System Low Efficiency Bank 2 DTC P0441 - EVAP System No Flow During Purge DTC P0500 - Vehicle Speed Sensor Circuit DTC P0506 - Idle System Low Idle Air Control Responding DTC P0507 - Idle System High Idle Air Control Responding DTC P1106 - Map Sensor Circuit Intermittent High Voltage DTC P1107 - Map Sensor Circuit Intermittent Low Voltage DTC P1111 - IAT Sensor Circuit Intermittent High Voltage DTC P1112 - IAT Sensor Circuit Intermittent Low Voltage DTC P1114 - ECT Sensor Circuit Intermittent Low Voltage DTC P1115 - ECT Sensor Circuit Intermittent High Voltage DTC P1121 - TP Sensor Circuit Intermittent High Voltage DTC P1122 - TP Sensor Circuit Intermittent Low Voltage DTC P1133 - Ho2S Insufficient Switching Bank 1, Sensor 1 DTC P1134 - Ho2S Transition Time Ratio Bank 1, Sensor 1 DTC P1153 - Ho2S Insufficient Switching Bank 2, Sensor 1 DTC P1154 - Ho2S Transition Time Ratio Bank 2, Sensor 1 DTC P1345 - Crankshaft/Camshaft Position Sensor Correlation DTC P1351 - Ignition Control (Ic) Circuit High Voltage DTC P1361 - Ignition Control (Ic) Circuit Low Voltage DTC P1380 - Electronic Brake Control Module (EBCM) DTC Detected Rough Road Data Unusable DTC P1381 - Electronic Brake Control Module (EBCM) VCM Serial Data DTC P1406 - EGR Valve Pintle Position Circuit DTC P1415 - Air System Bank 1 DTC P1416 - Air System Bank 2 DTC P1441 - EVAP Emission System Flow During Non-Purge DTC P1508 - Idle Air Control System Low Rpm DTC P1509 - Idle Air Control System High Rpm