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Home >> Ford >> 2017 >> Fusion Titanium Hybrid >> Repair and Diagnosis >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> Parking Aid System - Vehicles With Active Park Assist (Hybrid/ENERGI) >> Diagnosis And Testing >> Parking Aid >> Pinpoint Test(s) >> Pinpoint Test B : DTC (Diagnostic Trouble Code) B129C:14, DTC (Diagnostic Trouble Code) B129D:14 >> Pinpoint Test B : DTC (Diagnostic Trouble Code) B129C:14, DTC (Diagnostic Trouble Code) B129D:14

Pinpoint Test B : DTC (Diagnostic Trouble Code) B129C:14, DTC (Diagnostic Trouble Code) B129D:14

  1. B1 CHECK THE DIAGNOSTIC TROUBLE CODES (DTCS) FROM THE PAM (PARKING ASSIST CONTROL MODULE) SELF-TEST

    • Ignition ON.

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

    • Check the PAM Diagnostic Trouble Codes (DTCs) from the self-test.

    Are multiple front parking aid sensor Diagnostic Trouble Codes (DTCs) recorded? 

    Yes  GO to  B2
    No  * For DTC B129C:14 or DTC B129D:14 GO to  B3
    * For all other PAM Diagnostic Trouble Codes (DTCs), REFER to PAM DTC Chart .

  2. B2 CHECK THE FRONT BUMPER WIRING HARNESS

    • Inspect the front bumper wiring harness for opens, shorts, grounds or corrosion.

    Is the front bumper wiring harness OK? 

    Yes  GO to  B3
    No  REPAIR or INSTALL a new front bumper wiring harness.

  3. B3 CHECK THE SENSOR CIRCUITS FOR OPENS

    • Ignition OFF.

    • Disconnect suspect front active park assist sensor(s) C1607 (DTC B129C:14) or C1608 (DTC B129D:14).

    Are the resistances less than 3 ohms? 

    Yes  GO to  B4
    No  REPAIR the affected circuit(s).

  4. B4 CHECK THE SENSOR SIGNAL RETURN CIRCUIT FOR A SHORT TO GROUND

    • Measure:

      DTC B129C:14 

      Positive Lead Measurement / Action Negative Lead
      C1607-2
      GFD197351Courtesy of FORD MOTOR COMPANY
      		 Ground

      DTC B129D:14 

      Positive Lead Measurement / Action Negative Lead
      C1608-2
      GFD197351Courtesy of FORD MOTOR COMPANY
      		 Ground

    Is the resistance greater than 10, 000 ohms? 

    Yes  GO to  B5
    No  REPAIR the circuit.

  5. B5 CHECK THE FRONT ACTIVE PARK ASSIST SENSOR

    • Ignition ON.

    • Using a diagnostic scan tool, clear the PAM Diagnostic Trouble Codes (DTCs).

    • Perform the PAM self-test.

    Is DTC B129C:14 or DTC B129D:14 still present? 

    Yes  GO to  B6
    No  INSTALL a new front active park assist sensor for the one in question. REFER to: Front Active Park Assist Sensors .

  6. B6 CHECK FOR CORRECT BCM (BODY CONTROL MODULE) OPERATION

    • Ignition OFF.

    • Disconnect and inspect all BCM 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 BCM 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, Refer to BCM Hardware Testing -- Fusion Hybrid/Energi
    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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