Test B: DTC P1703 - Brake On/Off Circuit Failure

PINPOINT TEST B: DTC P1703 - BRAKE ON/OFF CIRCUIT FAILURE

Normal Operation
The speed control deactivator switch interrupts the power signal to the PCM through circuit 307 (BK/YE) when the brake pedal is applied firmly.
- DTC P1703 (Brake On/Off Failure) - sets when there is an open or short in the deactivator switch circuits or when there is an open or short in the stoplamp circuits.

This pinpoint test is intended to diagnose the following:
- Fuse
- Wiring, terminals, or connectors
- Stoplamp switch
- Speed control deactivator switch
- PCM

B1-B2:

B2-B4:

B4-B6:

B6-B7: