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Home >> Ford >> 2016 >> Edge SE, AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> Parking Aid System - Vehicles With Rear Parking Aid >> Diagnosis And Testing >> Parking Aid >> Pinpoint Test(s) >> Pinpoint Test F : B1B44:12, B1B46:12, B1B48:12, B1B50:12 >> Pinpoint Test F : B1B44:12, B1B46:12, B1B48:12, B1B50:12

Pinpoint Test F : B1B44:12, B1B46:12, B1B48:12, B1B50:12

  1. F1 RETRIEVE THE DIAGNOSTIC TROUBLE CODES (DTCS) FROM THE PAM (PARKING ASSIST CONTROL MODULE) SELF-TEST

    • Using a diagnostic scan tool, perform the PAM self-test.
    • Check the PAM Diagnostic Trouble Codes (DTCs) from the self-test.

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

    Yes  GO to  F2
    No  For Diagnostic Trouble Codes (DTCs) B1B44:12, B1B46:12, B1B48:12 or B1B50:12, GO to  F3
    For all other Diagnostic Trouble Codes (DTCs), REFER to the DTC Chart .

  2. F2 CHECK THE REAR BUMPER WIRING HARNESS

    • Ignition OFF.
    • Inspect the rear bumper wiring harness for opens, shorts, grounds, or corrosion.

    Is the rear bumper wiring harness OK? 

    Yes  GO to  F3
    No  REPAIR or INSTALL a new rear bumper wiring harness.

  3. F3 CHECK THE REAR PARKING AID SENSOR CIRCUITS FOR A SHORT TO VOLTAGE

    • Ignition OFF.
    • Disconnect: Suspect Parking Aid Sensor(s).
    • Ignition ON.
    • For DTC B1B44:12, measure:
      Positive Lead Measurement / Action Negative Lead
      C4011-2
      GFD17311Courtesy of FORD MOTOR COMPANY
      		 Ground
    • For DTC B1B46:12, measure:
      Positive Lead Measurement / Action Negative Lead
      C4012-2
      GFD17311Courtesy of FORD MOTOR COMPANY
      		 Ground
    • For DTC B1B48:12, measure:
      Positive Lead Measurement / Action Negative Lead
      C4009-2
      GFD17311Courtesy of FORD MOTOR COMPANY
      		 Ground
    • For DTC B1B50:12, measure:
      Positive Lead Measurement / Action Negative Lead
      C4010-2
      GFD17311Courtesy of FORD MOTOR COMPANY
      		 Ground

    Is any voltage present? 

    Yes  REPAIR the circuit.
    No  GO to  F4

  4. F4 CHECK THE REAR PARKING AID SENSOR SIGNAL AND VREF CIRCUITS FOR A SHORT TOGETHER

    • Ignition OFF.
    • For DTC B1B44:12, measure:
      Positive Lead Measurement / Action Negative Lead
      C4011-2
      GFD17316Courtesy of FORD MOTOR COMPANY
      		 C4011-1
    • For DTC B1B46:12, measure:
      Positive Lead Measurement / Action Negative Lead
      C4012-2
      GFD17316Courtesy of FORD MOTOR COMPANY
      		 C4012-1
    • For DTC B1B48:12, measure:
      Positive Lead Measurement / Action Negative Lead
      C4009-2
      GFD17316Courtesy of FORD MOTOR COMPANY
      		 C4009-1
    • For DTC B1B50:12, measure:
      Positive Lead Measurement / Action Negative Lead
      C4010-2
      GFD17316Courtesy of FORD MOTOR COMPANY
      		 C4010-1

    Is the resistance greater than 10, 000 ohms? 

    Yes  If all the sensor Diagnostic Trouble Codes (DTCs) are set, GO to  F5 If one or more (but not all) parking aid sensor(s) recorded Diagnostic Trouble Codes (DTCs), INSTALL a new sensor(s) for the one in question. REFER to: Rear Parking Aid Sensor .
    No  REPAIR the circuit.

  5. F5 CHECK FOR CORRECT BCM (BODY CONTROL MODULE) OPERATION

    • Ignition OFF.
    • Disconnect and inspect all BCM 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 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 TSB addresses this concern, Refer to BCM Hardware Testing ..
    No  The system is operating correctly at this time. 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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