Engine Control System Self-Diagnostics - 4-CYL (Except PZEV)
- Introduction
- Self-Diagnostic System
- Programming
- Scan Tool Problems
- Summary
- Diagnostic Trouble Code Definitions
- Diagnostic Tests
- Notes
- DTC P0010: Camshaft Position "A" Actuator Circuit (Bank No. 1)
- DTC P0011: Camshaft Position "A" - Timing Over - Advanced Or System Performance (Bank No. 1) & DTC P0012: Camshaft Position "A" - Timing Over - Retarded (Bank No. 1)
- DTC P0016: Crankshaft Position - Camshaft Position Correlation (Bank No. 1 Sensor "A")
- DTC P0031: Oxygen Sensor Heater Control Circuit Low (Bank No. 1 Sensor No. 1) & DTC P0032: Oxygen Sensor Heater Control Circuit High (Bank No. 1 Sensor No. 1)
- DTC P0037: Oxygen Sensor Heater Control Circuit Low (Bank No. 1 Sensor No. 2) & DTC P0038: Oxygen Sensor Heater Control Circuit High (Bank No. 1 Sensor No. 2)
- DTC P0100, DTC P0102 & DTC P0103
- DTC P0101: Mass Or Volume Air Flow Circuit Range/Performance Problem
- DTC P0110, DTC P0112 & DTC P0113
- DTC P0115, DTC P0117 & DTC P0118
- DTC P0116: Engine Coolant Temperature Circuit Range/Performance Problem & DTC P0125: Insufficient Coolant Temperature For Closed Loop Fuel Control
- DTC P0120, DTC P0122, DTC P0123, DTC P0220, DTC P0222, DTC P0223 & DTC P2135
- DTC P0121: Throttle Position Sensor Circuit Range/Performance
- DTC P0128: Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature)
- DTC P0136: Oxygen Sensor Circuit Malfunction (Bank No. 1 Sensor No. 2)
- DTC P0171: System Too Lean (Bank No. 1) & DTC P0172: System Too Rich (Bank No. 1)
- DTC P0300, DTC P0301, DTC P0302, DTC P0303 & DTC P0304
- DTC P0325: Knock Sensor No. 1 Circuit (Bank No. 1 Or Single Sensor)
- DTC P0335: Crankshaft Position Sensor "A" Circuit & DTC P0339: Crankshaft Position Sensor "A" Circuit Intermittent
- DTC P0340: Camshaft Position Sensor "A" Circuit (Bank No. 1 Or Single Sensor) & DTC P0341: Camshaft Position Sensor "A" Circuit Range/Performance (Bank No. 1 Or Single Sensor)
- DTC P0351, DTC P0352, DTC P0353 & DTC P0354
- DTC P0420: Catalyst System Efficiency Below Threshold (Bank No. 1)
- DTC P0441: EVAP Incorrect Purge Flow & DTC P0446: EVAP Vent Control Circuit
- DTC P0442: EVAP Leak Detected (Small Leak) & DTC P0456: EVAP Leak Detected (Very Small Leak)
- DTC P0451, DTC P0452 & DTC P0453
- DTC P0500: Vehicle Speed Sensor "A" & DTC P0503: 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 P0571: Brake Switch "A" Circuit
- DTC P0604, DTC P0606, DTC P0607 & DTC P0657
- DTC P0617: Starter Relay Circuit High
- DTC P0705: Transmission Range Sensor Circuit Malfunction (PRNDL Input) & DTC P0850: Park/Neutral Switch Input Circuit
- DTC P0724: Brake Switch "B" Circuit High
- DTC P2102: Throttle Actuator Control Motor Circuit Low & DTC P2103: Throttle Actuator Control Motor Circuit High
- DTC P2111: Throttle Actuator Control System - Stuck Open & DTC P2112: Throttle Actuator Control System - Stuck Closed
- DTC P2118: Throttle Actuator Control Motor Current Range/Performance
- DTC P2119: Throttle Actuator Control Throttle Body Range/Performance
- DTC P2120, DTC P2122, DTC P2123, DTC P2125, DTC P2127, DTC P2128 & DTC P2138
- DTC P2121: Throttle/Pedal Position Sensor/Switch "D" Circuit Range/Performance
- DTC P2195: Oxygen Sensor Signal Stuck Lean (Bank No. 1 Sensor No. 1) & DTC P2196: Oxygen Sensor Signal Stuck Rich (Bank No. 1 Sensor No. 1)
- DTC P2237, DTC P2238, DTC P2239, DTC P2251, DTC P2252 & DTC P2253
- DTC P2A00: A/F Sensor Circuit Slow Response (Bank No. 1 Sensor No. 1)