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Test B: DTCs C1700, C1703, C1706, C1709 - Parking Aid Sensor Circuit Failure or Blockage and B1299-Power Supply Sensor Circuit

PINPOINT TEST B: DTCs C1700, C1703, C1706, C1709 - PARKING AID SENSOR CIRCUIT FAILURE OR BLOCKAGE AND B1299 - POWER SUPPLY SENSOR CIRCUIT SHORT TO GROUND


B1-B3:






B3-B4:






B4-B5:






Normal Operation
The parking aid module supplies reference voltage to the parking aid sensors on circuit 1439 (BN/PK). The parking aid module supplies ground to the parking aid sensors on circuit 1440 (DG/YE). The parking aid module receives a signal from the parking aid sensors on circuits 1444 (DB/YE), 1443 (WH/LB), 1442 (DG/WH) and 1441 (WH/LG).

Possible Causes
- Circuit 1439 (BN/PK) open or short to ground
- Circuit 1440 (DG/YE) open
- Circuit 1441 (WH/LG) open or short to ground
- Circuit 1442 (DG/WH) open or short to ground
- Circuit 1443 (WH/LB) open or short to ground
- Circuit 1444 (DB/YE) open or short to ground
- Parking aid sensor(s)
- Parking aid module