Fuel & Emissions Systems
- Special Tools
- General Troubleshooting Information
- Intermittent Failures
- Opens and Shorts
- How to Use the PGM Tester or a Scan Tool
- How to Reset the ECM/PCM
- How To End A Troubleshooting Session (Required After Any Troubleshooting)
- How to Remove the ECM/PCM for Testing
- How to Troubleshoot Circuits at the ECM/PCM
- ECM/PCM Reprogramming And Substitution For Testing
- DTC Troubleshooting Index
- Symptom Troubleshooting Index
- System Descriptions
- Electronic Control System
- ECM/PCM Data
- ECM/PCM Electrical Connections
- ECM/PCM Inputs and Outputs at Connector A (31P)
- ECM/PCM Inputs and Outputs at Connector B (24P)
- PCM Inputs and Outputs at Connector C (22P)
- ECM/PCM Inputs and Outputs at Connector E (31P)
- Vacuum Hose Routing
- Vacuum Distribution
- PGM-FI System
- Notes
- Air Conditioning (A/C) Compressor Clutch Relay
- Barometric Pressure (BARO) Sensor
- Crankshaft Position (CKP) Sensor
- Engine Coolant Temperature (ECT) Sensor
- Ignition Timing Control
- Injector Timing and Duration
- Intake Air Temperature (IAT) Sensor
- Knock Sensor
- Malfunction Indicator Lamp (MIL) Indication (In relation to Readiness Codes)
- Manifold Absolute Pressure (MAP) Sensor
- Primary Heated Oxygen Sensor (Primary HO2S)
- Secondary Heated Oxygen Sensor (Secondary HO2S)
- Starting Control
- Throttle Position (TP) Sensor
- Top Dead Center (TDC) Sensor
- Vehicle Speed Sensor (VSS)
- Idle Control System
- Fuel Supply System
- Intake Air System
- Catalytic Converter System
- Exhaust Gas Recirculation (EGR) System
- Positive Crankcase Ventilation (PCV) System
- Evaporative Emission (EVAP) Control System
- Idle Control System Diagram
- Intake Air System Diagram
- Exhaust Gas Recirculation (EGR) System Diagram
- Evaporative Emission (EVAP) Control Diagram
- How to Set Readiness Codes