Pinpoint Test N : B1B44:12, B1B46:12, B1B48:12, B1B50:12: Notes
WARNING: This page is about a different car, the 2018 Lincoln Navigator. However, it is still accessible from the selected car via links, so may be relevant.
Refer to Wiring Diagram Parking Aid for schematic and connector information.
Normal Operation and Fault Conditions
REFER to: Parking Aid - System Operation and Component Description .
PAM DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| B1B44:12 | Right Rear Outer Sensor: Circuit Short To Battery | A continuous and on-demand DTC that sets when the RHR outer parking aid sensor signal circuit is shorted to battery voltage. |
| B1B46:12 | Right Rear Inner Sensor: Circuit Short To Battery | A continuous and on-demand DTC that sets when the RHR inner parking aid sensor signal circuit is shorted to battery voltage. |
| B1B48:12 | Left Rear Outer Sensor: Circuit Short To Battery | A continuous and on-demand DTC that sets when the LHR outer parking aid sensor signal circuit is shorted to battery voltage. |
| B1B50:12 | Left Rear Inner Sensor: Circuit Short To Battery | A continuous and on-demand DTC that sets when the LHR inner parking aid sensor signal circuit is shorted to battery voltage. |
Possible Causes
- Wiring, terminals or connectors
- Rear parking aid sensor
- PAM (integral to the BCM)
NOTE:
Before disconnecting the BCM or any of the parking aid sensors, verify the connectors are properly seated and latched.