Section 221 (Engine Control System)
WARNING: This page is about a different car, the 2004 Mazda MPV. However, it is still accessible from the selected car via links, so may be relevant.
- Control System Component Location Index
- Control System Diagram
- Control System Wiring Diagram
- Pcm Removal/Installation
- Pcm Inspection
- Notes
- PCM Inspection Using the SST (104 Pin Breakout Box)
- Inspection Using An Oscilloscope (Reference)
- Vehicle speed signal
- Engine speed signal (output)
- HO2S signal (front, RH/LH)
- SGC signal
- IAC control signal
- Fuel injection signal
- IGT signal
- NE signal
- Purge control signal
- Generator output voltage signal
- Generator field coil signal
- Torque reduction request signal
- Torque reduction inhibit signal
- Cooling fan control signal
- Water temperature gauge control signal
- PCM Inspection Using the SST (WDS or equivalent)
- Freeze Frame Data Monitor Table
- Mass Airflow (MAF)/Intake Air Temperature (IAT) Sensor Inspection
- Throttle Position (TP) Sensor Inspection
- Throttle Position (TP) Sensor Removal/Installation
- Engine Coolant Temperature (ECT) Sensor Inspection
- Engine Coolant Temperature (ECT) Sensor Removal/Installation
- Crankshaft Position (CKP) Sensor Inspection
- Crankshaft Position (CKP) Sensor Removal/Installation
- Camshaft Position (CMP) Sensor Inspection
- Camshaft Position (CMP) Sensor Removal/Installation
- Knock Sensor Inspection
- Knock Sensor Removal/Installation
- Heated Oxygen Sensor (Ho2S) Inspection
- EGR Boost Sensor Inspection
- Power Steering Pressure (PSP) Switch Inspection