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SFI System - Diagnostics Expand All (for easy ctrl-f) Collapse All Precaution Definition Of Terms Part And System Name List Location System Diagram How To Proceed With Troubleshooting Customer Problem Analysis Check Check For Intermittent Problems Basic Inspection Registration List Of Disable A Monitor O2S Test Result Checking Monitor Status Readiness Monitor Drive Pattern Problem Symptoms Table Terminals Of ECM Diagnosis System DTC Check/Clear Check Mode Procedure Fail-Safe Table Data List/Active Test Diagnostic Trouble Code Table DTC P0010, P0020: Camshaft Position "A" Actuator Circuit (Bank 1)/(Bank 2) DTC P0011, P0012, P0021, P0022: Camshaft Position "A" -Timing Over-Advanced Or System Performance (Bank 1)/(Bank 2), Camshaft Position "A" -Timing Over-Retarded (Bank 1)/(Bank2) DTC P0016, P0018: Crankshaft Position - Camshaft Position Correlation (Bank 1 Sensor A)/(Bank 2 Sensor A) DTC P0031, P0032, P0037, P0038, P0051, P0052, P0057, P0058: Oxygen Sensor Heater Control Circuit Low/High (Bank 1 Sensor 1); Oxygen Sensor Heater Control Circuit Low (Bank 1 Sensor 2)/(Bank 1 Sensor 2); Oxygen Sensor Heater Control Circuit Low/High (Bank 2 Sensor 1); Oxygen Sensor Heater Control Circuit Low/High (Bank 2 Sensor 2) DTC P0100, P0102, P0103: Mass Or Volume Air Flow Circuit, Mass Or Volume Air Flow Circuit Low/High Input DTC P0101: Mass Or Volume Air Flow Circuit Range/Performance Problem DTC P0110, P0112, P0113: Intake Air Temperature Circuit, Intake Air Temperature Circuit Low Input/High DTC P0115, P0117, P0118: Engine Coolant Temperature Circuit, Engine Coolant Temperature Circuit Low/High Input DTC P0116: Engine Coolant Temp. Circuit Range/Performance Problem DTC P0120, P0122, P0123, P0220, P0222, P0223, P2135: Throttle/Pedal Position Sensor/Switch "A" Circuit; Throttle/Pedal Position Sensor/Switch "A" Circuit Low/High Input; Throttle/Pedal Position Sensor/Switch "B" Circuit; Throttle/Pedal Position Sensor/Switch "B" Circuit Low/High Input; Throttle/Pedal Position Sensor/Switch "A"/"B" Voltage Correlation DTC P0121: Throttle/Pedal Position Sensor/Switch "A" Circuit Range/Performance Problem DTC P0125: Insufficient Coolant Temperature For Closed Loop Fuel Control DTC P0128: Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature) DTC P0130, P0150, P2195, P2196, P2197, P2198: Oxygen Sensor Circuit (Bank 1 Sensor 1), Oxygen Sensor Circuit Malfunction (Bank 2 Sensor 1), Oxygen Sensor Signal Stuck Lean/Rich (Bank 1 Sensor 1), Oxygen Sensor Signal Stuck Lean/Rich (Bank 2 Sensor 1) DTC P0133, P0153: Oxygen Sensor Circuit Slow Response (Bank 1 Sensor 1)/(Bank 2 Sensor 1) DTC P0134, P0154: Oxygen Sensor Circuit No Activity Detected (Bank 1, Sensor 1)/(Bank 2, Sensor 1) DTC P0136, P0138, P0156, P0158: Oxygen Sensor Circuit Malfunction (Bank 1, Sensor 2)/(Bank 2, Sensor 2), Oxygen Sensor Circuit High Voltage (Bank 1, Sensor 2)/(Bank 2, Sensor 2) DTC P0171, P0172, P0174, P0175: System Too Lean/Rich (Fuel Trim) (Bank 1), System Too Lean/Rich (Bank 2) DTC P0230: Fuel Pump Primary Circuit DTC P0300, P0301, P0302, P0303, P0304, P0305, P0306, P0307, P0308: Random/Multiple Cylinder Misfire Detected, Cylinder 1/2/3/4/5/6/7/8 Misfire Detected DTC P0325, P0330: Knock Sensor 1 Circuit (Bank 1 Or Single Sensor), Knock Sensor 2 Circuit (Bank 2) DTC P0335, P0339: Crankshaft Position Sensor "A" Circuit, Crankshaft Position Sensor "A" Circuit Intermittent DTC P0340, P0341, P0345, P0346: Camshaft Position Sensor "A" Circuit (Bank 1 Or Single Sensor)/(Bank 2), Camshaft Position Sensor "A" Circuit Range/Performance (Bank 1 Or Single Sensor)/(Bank 2) DTC P0351, P0352, P0353, P0354, P0355, P0356, P0357, P0358: Ignition Coil "A"/"B"/"C"/"D"/"E"/"F"/"G"/"H" Primary/Secondary Circuit DTC P0420, P0430: Catalyst System Efficiency Below Threshold (Bank 1)/(Bank 2) DTC P0441, P0442, P0446, P0455, P0456, P2418: Evaporative Emission Control System Incorrect Purge Flow/Leak Detected (Small Leak)/Leak Detected (Gross Leak), Evaporative Emission System Valve Control Circuit/Open DTC P0451, P0452, P0453: Evaporative Emission Control System Pressure Sensor Range/Performance, Evaporative Emission Control System Pressure Sensor/Switch Low/High Input DTC P0500, P0503: Vehicle Speed Sensor "A", Vehicle Speed Sensor "A" Intermittent/Erratic/High DTC P0504: Brake Switch "A"/"B" Correlation DTC P0505: Idle Air Control System DTC P0560: System Voltage DTC P0604, P0606, P0607, P0657: Internal Control Module Random Access Memory (Ram) Error; ECM/Pcm Processor; DTC Control Module Performance; Actuator Supply Voltage Circuit/Open DTC P0617: Starter Relay Circuit High DTC P0630: VIN Not Programmed Or Mismatch - ECM/Pcm DTC P1340, P1341: Camshaft Position Sensor "A" (Bank 1, Sensor 2) DTC P2102, P2103: Throttle Actuator Control Motor Circuit Low/High DTC P2111, P2112: Throttle Actuator Control System - Stuck Open/Closed DTC P2118: Throttle Actuator Control Motor Current Range/Performance DTC P2119: Throttle Actuator Control Throttle Body Range/Performance DTC P2120, P2122, P2123, P2125, P2127, P2128, P2138: Throttle/Pedal Position Sensor/Switch "D" Circuit, Throttle/Pedal Position Sensor/Switch "D" Circuit Low/High Input, Throttle/Pedal Position Sensor/Switch "E" Circuit, Throttle/Pedal Position Sensor/Switch "E" Circuit Low/High Input, Throttle/Pedal Position Sensor/Switch "D"/"E" Voltage Correlation DTC P2121: Throttle/Pedal Position Sensor/Switch "D" Circuit Range/Performance ECM Power Source Circuit Fuel Pump Control Circuit IACV Control Circuit Mil Circuit