1986 Pontiac Fiero "electronic shift control switch 1988" Questions

shift selector. This multi-circuit switch also sends signals to the various electronic control units (cruise control, automatic transaxle ECU, etc.), keeping them advised of the selected gear. Fig. 1:

...shift good ? The coolant temp. sensor is an input to the engine control module , the control module uses the temp. sensor for fuel control ,according to temperature . The engine cooling fan system ...

...Electronic hardware is in control of the system while in fail safe operation. Component ControlFail Safe ConditionOperation IAC1Idle Air Held To Full Open. INJ 1 INJ 2 INJ 3 INJ 4 INJ 5 INJ 6Fuel ...