Operation CHARM: Car repair manuals for everyone.

Helpful Information

- Circuit G7 splices to the speedometer.
- Circuit K7 splices to supply 8 volts to the camshaft position sensor, crankshaft position sensor, and Ignition Control Module (ICM).

Circuit K4 splices to supply ground for the signals from the following:
- Heated oxygen sensor(s)
- Camshaft position sensor
- Crankshaft position sensor
- Throttle position sensor
- Manifold absolute pressure sensor
- Engine coolant temperature sensor
- Intake air temperature sensor