DTC B1443-29: Left Rear Side Proximity Sensor - Signal invalid: Action
NOTE:
DO NOT
replace the near field sensing module for this DTC
- Using the Jaguar Land Rover approved diagnostic equipment inspect the status bits for this DTC on the appropriate DTC Index. For this DTC, any one of the following combination status bits need to be set for the DTC to be valid (for example, there is a "Yes" against all of the status bits listed below)
- Test Failed (Bit 0)
- Test Failed This Operation Cycle (Bit 1)
- or
- Confirmed DTC (Bit 3)
- If none of the above combinations are valid ignore this DTC (the customer may not have experienced non-operation of the near field sensing system features)
- If the DTC is valid (any one of the combinations is true) follow the instructions below
- Confirm if the concern occurs at specific locations which may subject the vehicle to interference
- Refer to electrical wiring diagrams and check the rear left side park assist sensor power and ground circuits for open circuit, high resistance. Repair or install a new wiring harness as necessary
- Refer to electrical wiring diagrams and check the rear left side park assist sensor signal circuit for open circuit, high resistance. Repair or install a new wiring harness as necessary
- Inspect the connector for integrity and damage, then reconnect sensor to confirm connection
- Using the Jaguar Land Rover approved diagnostic equipment, clear the Diagnostic Trouble Code(s) cycle the ignition and retest
- If the fault persists remove the rear left side park assist sensor. Inspect the sensor connector for signs of water ingress/corrosion. Swap the position of the sensor at fault with the rear right side park assist sensor. Clear the Diagnostic Trouble Code(s) and retest. If a DTC is set for the new position of the sensor at fault, install a new sensor. Clear the Diagnostic Trouble Code(s) and retest