Test A: The Speed Control Is Inoperative
PINPOINT TEST A: THE SPEED CONTROL IS INOPERATIVENormal Operation
The PCM sends a signal through circuit VES10 (WH) to the speed control switches which passes through the clockspring. The return signal is sent through circuit RES08 (GN/BN) and the clockspring.
This pinpoint test is intended to diagnose the following:
- Wiring, terminals or connectors
- PCM not configured for speed control
- Parking brake system concern
- Speed control switch
- Digital transmission range (TR) sensor
- Vehicle speed signal
- PCM