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Engine Control System Self Diagnostics Expand All (for easy ctrl-f) Collapse All Introduction Self-Diagnostic System Scan Tool Problems Summary Diagnostic Trouble Code Definitions Diagnostic Tests Notes DTC P0010: Camshaft Position "A" Actuator Circuit (Bank 1) & DTC P0020: Camshaft Position "A" Actuator Circuit (Bank 2) DTC P0011, DTC P0012, DTC P0021 &/Or DTC P0022 DTC P0016: Crankshaft Position/Camshaft Position Correlation (Bank 1, Sensor "A") Or DTC P0018: Crankshaft Position/Camshaft Position Correlation (Bank 2, Sensor "A") DTC P0036: Oxygen Sensor Heater Control Circuit (Bank 1 Sensor 2) DTC P0100: Mass Airflow Meter Circuit DTC P0101: Mass Airflow Meter Circuit Range/Performance DTC P0110: Intake Air Temperature Sensor Circuit DTC P0115: Engine Coolant Temperature Sensor Circuit DTC P0116 : Engine Coolant Temperature Sensor Circuit Range/Performance Or DTC P0125: Insufficient Coolant Temperature For Closed Loop Fuel Control DTC P0120: Throttle/Pedal Position Sensor/Switch "A" Circuit DTC P0121: Throttle Position Sensor Circuit Range/Performance DTC P0128: Thermostat Malfunction DTC P0134: Oxygen (A/F) Sensor Circuit No Activity Detected (Bank 1 Sensor 1) Or DTC P0154: Oxygen (A/F) Sensor Circuit No Activity Detected (Bank 2 Sensor 1) DTC P0135: Oxygen (A/F) Sensor Heater Circuit (Bank 1 Sensor 1) &/Or DTC P0155: Oxygen (A/F) Sensor Heater Circuit (Bank 2 Sensor 1) DTC P0136: Heated Oxygen Sensor Circuit (Bank No. 1 Sensor No. 2) DTC P0171, DTC P0172, DTC P0174 &/Or DTC P0175 DTC P0300, DTC P0301, DTC P0302, DTC P0303, DTC P0304, DTC P0305 Or DTC P0306 DTC P0325: Knock Sensor "1" Circuit (Bank 1 Or Single Sensor) & DTC P0330: Knock Sensor "2" Circuit (Bank 2) DTC P0335: Crankshaft Position Sensor "A" Circuit Or DTC P0339: Crankshaft Position Sensor "A" Circuit Intermittent DTC P0340, DTC P0341, DTC P0345 & DTC P0346 DTC P0351, DTC P0352, DTC P0353, DTC P0354, DTC P0355 Or DTC P0356 DTC P0420: Catalyst System Efficiency Below Threshold DTC P0441: EVAP Emission Control System Incorrect Purge Flow Or DTC P0446: EVAP Emission Control System Vent Control Circuit DTC P0442: EVAP Emission Control System Leak Detected (Small Leak) Or DTC P0456: EVAP Emission Control System Leak Detected (Very Small Leak) DTC P0450: EVAP Pressure Sensor Circuit Or DTC P0451: EVAP Pressure Sensor Range/Performance DTC P0500: Vehicle Speed Sensor Circuit DTC P0505: Idle Control System Malfunction DTC P0560: System Voltage DTC P0724: Brake Switch "B" Circuit High DTC P2195, DTC P2196, DTC P2197, DTC P2198, DTC P2237 &/Or DTC P2240 DTC P2A00: A/F Sensor Circuit Slow Response (Bank 1 Sensor 1) &/Or DTC P2A03: A/F Sensor Circuit Slow Response (Bank 2 Sensor 1)