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ECM The ECM is located behind the drivers side kick panel. The ECM is not interchangeable, with other Delco Remy 3C System ECM's. A replacement ECM comes complete with a new Mem-Cal.
ECM Voltage Table
Connector `A' Pin # Circuit and Status........................................... A1
A2 A4
Fuel Pump Relay Control Ignition On (within 2 seconds)............................ Ignition ON (after 2 seconds)............................. Engine Running...............................................
Battery Volts 0 Volts Battery Volts
Torque Converter Clutch Control Output (Auto) Ignition ON.......................................................
0 Volts
Air Conditioner Control Input Ignition ON Air Conditioner OFF..........................................
Battery Volts
Air Conditioner ON............................................ A5
A6
Voltage
Low Volts
Malfunction Indicator Lamp Engine Idling Lamp OFF....................................................... Lamp ON........................................................
Battery Volts