Section 1 (Fuel And Emissions Systems)
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2005 Honda S2000, 2004 Honda S2000, 2003 Honda S2000, 2002 Honda S2000, and 2001 Honda S2000. However, it is still accessible from the selected car via links, so may be relevant.
- Special Tools
- General Troubleshooting Information
- Intermittent Failures
- Opens and Shorts
- How to Use the Honda Diagnostic System (HDS) or a Scan Tool
- How to Reset the ECM
- Reset the ECM with an OBD II scan tool or the HDS
- Reset the ECM by removing the fuse
- How to End a Troubleshooting Session (required after any troubleshooting)
- How to Troubleshoot Circuits at the ECM
- How to Substitute the ECM for Testing Purposes
- DTC Troubleshooting Index
- Symptom Troubleshooting Index
- System Description
- Electronic Control System
- ECM Data
- ECM Inputs and Outputs at Connector A (32P)
- ECM Inputs and Outputs at Connector B (25P)
- ECM Inputs and Outputs at Connector C (31P)
- Vacuum Hose Routing
- Vacuum Distribution
- PGM-FI System
- Notes
- Alternator Control
- A/C Switch
- A/C Compressor Clutch Relay
- Barometric Pressure (BARO) Sensor
- Crankshaft Position (CKP) Sensor
- Engine Coolant Temperature (ECT) Sensor
- Intake Air Temperature (IAT) Sensor
- Injector Timing and Duration
- Ignition Timing Control
- Knock Sensor
- Manifold Absolute Pressure (MAP) Sensor
- Primary and Secondary Heated Oxygen Sensors (HO2S)
- Starting Control
- Throttle Position (TP) Sensor
- Camshaft Position (CMP Sensor (Top Dead Center (TDC) Sensors)
- Idle Control System
- Fuel Supply System
- Intake Air System
- Catalytic Converter System
- Positive Crankcase Ventilation (PCV) System
- Evaporative Emission (EVAP) Control System
- Idle Control System Diagram
- Intake Air System Diagram
- Pulsed Secondary Air Injection
- Evaporative Emission (EVAP) Control Diagram
- How to Set Readiness Codes
- Malfunction Indicator Lamp (MIL) Indication (In relation to Readiness Codes)
- Catalytic Converter Monitor and Readiness Code
- Enable Criteria
- When using the HDS
- When using a scan tool
- Evaporative Emission (EVAP) Control System Monitor and Readiness Code
- HO2S Monitor and Readiness Code
- HO2S Heater Monitor Readiness Code
- Secondary Air Injection (AIR) System Monitor and Readiness Code
- Misfire Monitor and Readiness Code
- Fuel System Monitor and Readiness Code
- Comprehensive Component Monitor and Readiness Code