Engine Controls - Tests W/Codes - OBD-II
- Introduction
- Self-Diagnostic System
- Scan Tester Problems
- ECM Location
- Diagnostic Testing (Es300)
- Notes
- Code P0100: Mass Airflow (MAF) Sensor Circuit
- Code P0101: Mass Airflow (MAF) Sensor Circuit Range/Performance Problem
- Code P0110: Intake Air Temperature (IAT) Sensor Circuit
- Code P0115: Engine Coolant Temperature (ECT) Sensor Circuit
- Code P0116: Engine Coolant Temperature (ECT) Sensor Circuit Range/Performance Problem
- Code P0120: Throttle Position (TP) Sensor Circuit Malfunction
- Code P0121: Throttle Position (TP) Sensor Circuit Range/Performance Problem
- Code P0125: Insufficient Coolant Temperature For Closed Loop Fuel Control
- Code P0130: Heated Oxygen Sensor Fault (Bank No. 1, Sensor No. 1), Code P0150: Heated Oxygen Sensor Fault (Bank No. 2, Sensor No. 1)
- Code P0133: Heated Oxygen Sensor (Bank No. 1, Sensor No. 1) Circuit Slow Response, Code P0153: Heated Oxygen Sensor (Bank No. 2, Sensor No. 1) Circuit Slow Response
- Code P0135: Heated Oxygen Sensor Circuit (Bank No. 1, Sensor No. 1), Code P0141: Heated Oxygen Sensor Circuit (Bank No. 1, Sensor No. 2), Code P0155: Heated Oxygen Sensor Circuit (Bank No. 2, Sensor No. 1)
- Code P0136: Heated Oxygen Sensor Circuit (Bank No. 1, Sensor No. 2)
- Code P0170: Fuel Trim Malfunction
- Code P0300: Random Misfire Detected
- Codes P0301-P0306: Cylinder No. 1-6 Misfire Detected
- Codes P0325 & P0330: Knock Sensors No. 1 & 2 Circuit
- Code P0335 Or P1335: Crankshaft Position (CKP) Sensor Circuit
- Code P0340: Camshaft Position (CMP) Sensor Circuit
- Code P0401: Insufficient Exhaust Gas RECIRCULATION (EGR) Flow Detected
- Code P0402: Excessive EGR Flow Detected
- Code P0420: Catalyst System Efficiency Below Threshold
- Code P0441: Incorrect EVAP Purge Flow (CALIF. Emission Equipped Models Only)
- Code P0500: Vehicle Speed Sensor (VSS) Malfunction
- Code P0505: Idle Control System Malfunction
- Code P0510: Closed Throttle Position (CTP) Switch Malfunction
- Code P1300: IGNITOR Circuit Malfunction
- Code P1500: Starter Signal Circuit Malfunction
- Code P1600: ECM Batt Malfunction
- Codes P1605: Knock Control ECM Malfunction
- Codes P1780: Park/Neutral Position Switch Malfunction
- Summary
- Connector Identification