Output Signals
NOTE:
Each vehicle may be equipped with different combinations of computer controlled components. The following listed components may NOT be used on all models. For theory and operation on each output component, refer to the system indicated in brackets, to the right of each component.
- Air Injection Control Solenoid (Emission Systems)
- Canister Purge Solenoid Valve (Emission Systems)
- SERVICE ENGINE SOON Light (Self-Diagnostic System)
- EGR Control Solenoid Valve (Emission Systems)
- ESC Timing Retard (Ignition System)
- Fuel Injectors (Fuel Control)
- Fuel Module (Fuel Delivery)
- Fuel Pump & Fuel Pump Relay (Fuel Delivery)
- HEI-EST Ignition (Ignition System)
- Idle Air Control (IAC) Valve (Fuel Injected - Idle Speed)
- Self-Diagnostics (Self-Diagnostic System)
- Serial Data (Self-Diagnostic System)
- Converter Clutch (Miscellaneous ECM Controls)
- Transmission Downshift Relay (THM-400 - Miscellaneous ECM Controls)