Test E: DTC B1299 - Power Supply Sensor Circuit Short to Ground

PINPOINT TEST E: DTC B1299 - POWER SUPPLY SENSOR CIRCUIT SHORT TO GROUND

E1-E3:

E4-E7:

E8:

Normal Operation
Voltage is supplied to the parking aid sensors from the parking aid module on circuit 1439 (BN/PK). The parking aid module supplies ground to the parking aid sensors on circuit 1440 (DG/YE).

DTC B1299 - sets when the sensor power supply circuit is shorted to ground or to circuit 1440 (DG/YE).

Possible Causes
- Circuit 1439 (BN/PK) short to ground
- Circuit 1439 (BN/PK) short to circuit 1440 (DG/YE)
- Parking aid sensor(s)
- Parking aid bumper harness
- Parking aid module