Operation CHARM: Car repair manuals for everyone.

Control Module Inputs, Bus

Control module inputs, bus





^ Engine speed (ECM)
^ Engine torque (ECM)
^ Pedal position (ECM)
^ Current gear ratio
- On automatic transmissions, the value from TCM is given
- For manual gearboxes, the value is calculated by the ECM
^ steering wheel angle sensor (657)

See also bus and diagnostic communication.