Control module inputs, bus

Fig 1: Identifying Control Module Inputs, Bus Components

Courtesy of SAAB-SCANIA OF AMERICA, INC.

• 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 DIAGNOSTICS COMMUNICATION , CONTROL MODULE CONNECTIONS  .