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Pinpoint Test C : The PTBA (Pro Trailer Backup Assist) System Consistently Loses The Trailer Target Sticker

WARNING: This page is about a different car, the 2020 Ford F-150. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: Make sure nothing obstructs the rear parking camera view of the sticker. For example, items such as a jack handle or wiring.

  1. C1 VERIFY THE CONCERN

    • Verify the operation of the PTBA system.

    Does the PTBA system operate correctly? 

    Yes  The system is operating correctly at this time. The concern may have been caused by high network traffic or the driver's perception of how the PTBA system operate. Refer to the Owner's Literature.
    No  GO to  C2

  2. C2 CHECK AND CLEAN THE REAR PARKING AID CAMERA LENS

    • Clean and make sure the rear parking aid camera lens is clear of any debris and scratches.

    Is the rear parking aid camera lens damaged? 

    Yes  INSTALL a new rear parking aid camera. REFER to: Rear Parking Aid Camera .
    No  GO to  C3

  3. C3 PERFORM A NETWORK TEST

    • Ignition ON.

    • Using a diagnostic scan tool, perform a network test.

    Do all modules pass the network test? 

    Yes  GO to  C4
    No  See the Symptom Chart: Communication Network. REFER to: Communications Network .

  4. C4 CHECK THE PSCM (POWER STEERING CONTROL MODULE) DIAGNOSTIC TROUBLE CODES (DTCS)

    • Using a diagnostic scan tool, perform the PSCM self-test.

    Are any Diagnostic Trouble Codes (DTCs) present? 

    Yes  See the PSCM DTC Chart. Refer to EPAS GUIDED ROUTINE .
    No  GO to  C5

  5. C5 CHECK THE IPMB (IMAGE PROCESSING MODULE B) DIAGNOSTIC TROUBLE CODES (DTCS)

    • Using a diagnostic scan tool, perform the IPMB self-test.

    Are any Diagnostic Trouble Codes (DTCs) present? 

    Yes  See the IPMB DTC Chart. REFER to: Parking Aid .
    No  GO to  C6

  6. C6 PERFORM THE PTBA (PRO TRAILER BACKUP ASSIST) CAMERA ALIGNMENT

    • Operate the PTBA system and determine if the concern is still present.

    Is the concern still present? 

    Yes  GO to  C7
    No  The system is operating correctly at this time. The concern was a result of a PTBA camera alignment issue.

  7. C7 CHECK FOR CORRECT REAR PARKING AID CAMERA OPERATION

    • Ignition OFF.

    • Disconnect and inspect all rear parking aid camera connector and related in-line connectors.

    • Repair:

      • corrosion (install new connector or terminals - clean module pins)
      • damaged or bent pins - install new terminals/pins
      • pushed-out pins - install new pins as necessary

    • Reconnect the rear parking aid camera connectors and related in-line connectors. Make sure they seat and latch correctly.

    • Operate the system and determine if the concern is still present.

    Is the concern still present? 

    Yes  CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW the TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new rear parking aid camera. REFER to: Rear Parking Aid Camera . If the concern is still present after the rear parking aid camera replacement, GO to  C8
    No  The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. ADDRESS the root cause of any connector or pin issues.

  8. C8 CHECK FOR CORRECT IPMB (IMAGE PROCESSING MODULE B) OPERATION

    • Ignition OFF.

    • Disconnect and inspect all IPMB connectors and related in-line connectors.

    • Repair:

      • corrosion (install new connector or terminals - clean module pins)
      • damaged or bent pins - install new terminals/pins
      • pushed-out pins - install new pins as necessary

    • Reconnect the IPMB connectors and related in-line connectors. Make sure they seat and latch correctly.

    • Operate the system and determine if the concern is still present.

    Is the concern still present? 

    Yes  CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW the TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new IPMB. REFER to: Image Processing Module B (IPMB) .
    No  The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. ADDRESS the root cause of any connector or pin issues.
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