Pinpoint Test E : DTC B1B52:12 Or DTC B1B52:14: Notes
Diagnostic Overview
Diagnostics in this service information assume a certain skill level and knowledge of Ford-specific diagnostic practices. Refer to Diagnostic Methods in Service Information for information about these practices.
Refer to Parking Aid, Parking Aid for schematic and connector information.
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| B1B52:12 | Rear Sounder-Park Aid: Circuit Short To Battery | Sets when the sounder circuit is shorted to voltage. |
| B1B52:14 | Rear Sounder-Park Aid: Circuit Short To Ground Or Open | Sets when the sounder circuit is open or shorted to ground. |
Possible Sources
- Wiring, terminals or connectors
- Rear parking aid speaker
- PAM
Visual Inspection and Diagnostic Pre-checks
Before disconnecting the PAM or the sensors, verify that the connectors are properly seated and latched.