DTC C1A96-64: Brake Light Switch - Signal plausibility failure: Action
- This DTC is set when the signal from the brake pedal position switch is contradicted by the signal from the master cylinder pressure sensor. Check the adjustment of the brake pedal position switch. Check the Engine Control Module for brake pedal switch related DTCs. Check brake pedal switch circuits for open circuit. Repair wiring as required or install a replacement switch as required. Switch the ignition state to on, press and release brake pedal at least once