Theory and Operation: Theory/Operation
- Introduction
- Computerized Engine Controls
- Control Unit
- Input Devices
- Notes
- A/C Compressor Cut-In Signal Sensor
- Airflow Sensor Position Indicator
- Automatic Transmission Shift Lever Position Sensor
- Air Temperature Sensor
- Coolant Temperature Sensor
- Altitude Correction
- EGR Temperature Sensor (420 & 560 California Only)
- Flywheel or Flexplate Sensors (3)
- Maximum Engine Speed Sensor
- Oxygen Sensor
- TD Signal
- Throttle Valve Switch
- Relays vehicle speed to ECU.
- Output Signals
- Fuel System
- Lambda Control
- Ignition System
- IGN Timing Control
- Emission Systems
- Self-Diagnostic System