General Information

The following charts provide diagnosis of the systems that are controlled by the electronic control module (ECM). Those systems are as follows:
1. Throttle position sensor, wide open throttle enrichment circuit.
2. Carburetor mixture control solenoid.
3. Fuel cut solenoid.
4. Mixture bypass solenoid.
5. Idle switch and throttle position sensor assembly.
6. Idle switch adjustment.
7. EFE heater circuit check.
8. Inlet air temperature switch.
9. High altitude circuit check.