DTC C0047-29: Brake Booster Pressure Sensor - Signal invalid: Action
- Carry out any pinpoint test associated with this DTC using the manufacturer approved diagnostic system. Refer to the electrical circuit diagrams and check brake booster signal 1 and 2 circuits for short to ground, power, open circuit. Clear DTC and retest. If DTC remains, suspect the brake booster pressure sensor, check and install a new sensor as required, refer to the new module/component installation note at the top of the DTC Index. To validate the repair and extinguish the lamps, start the engine and apply the foot brake