LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Ford >> 2021 >> Bronco Base, 2D Utility, 2.3L Eng VIN H, Part Time T/Case Control, Automatic Trans >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Anti-Theft Systems >> Handles, Locks, Latches And Entry Systems >> Diagnosis And Testing >> Locks, Latches and Entry Systems >> Pinpoint Tests >> Pinpoint Test N: A Door Passive Entry Feature Is Inoperative
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Pinpoint Test N: A Door Passive Entry Feature Is Inoperative

  1. Refer to REMOTE KEYLESS ENTRY AND ALARM for schematic and connector information.

    Normal Operation and Fault Conditions 

    REFER to: Handles, Locks, Latches and Entry Systems - System Operation and Component Description .

    DTC Fault Trigger Conditions 

    DTC Description Fault Trigger Condition
    BCM B1381:11 Left Front Door Handle Proximity Sensor: Circuit Short To Ground Sets continuous when the BCM detects a fault from one of the circuits to the left front exterior door handle.
    BCM B1381:15 Left Front Door Handle Proximity Sensor: Circuit Short To Battery Or Open Sets continuous when the BCM detects a fault from one of the circuits to the left front exterior door handle.
    BCM B1381:29 Left Front Door Handle Proximity Sensor: Signal Invalid Set continuous when the BCM detects an activated touch sensor for more than 5 minutes.
    BCM B1382:11 Right Front Door Handle Proximity Sensor: Circuit Short To Ground Sets continuous when the BCM detects a fault from one of the circuits to the right exterior door handle.
    BCM B1382:15 Right Front Door Handle Proximity Sensor: Circuit Short To Battery Or Open Sets continuous when the BCM detects a fault from one of the circuits to the right exterior door handle.
    BCM B1382:29 Right Front Door Handle Proximity Sensor: Signal Invalid Set continuous when the BCM detects an activated touch sensor for more than 5 minutes.
    BCM B1383:11 Left Rear Door Handle Proximity Sensor: Circuit Short To Ground Sets continuous when the BCM detects a fault from one of the circuits to the right exterior door handle.
    BCM B1383:15 Left Rear Door Handle Proximity Sensor: Circuit Short To Battery Or Open Sets continuous when the BCM detects a fault from one of the circuits to the right exterior door handle.
    BCM B1383:29 Left Rear Door Handle Proximity Sensor: Signal Invalid Set continuous when the BCM detects an activated touch sensor for more than 5 minutes.

    Possible Sources 

    • Wiring, terminals or connectors
    • Door lock system concern
    • Exterior front door handle
    • Tailgate door handle
    • BCM

    Visual Inspection and Pre-checks 

    • Inspect the exterior door handles for damage.

  2. N1 CHECK THE DOOR LOCK OPERATION

    • Lock and unlock the doors using a door lock control switch.

    Do the doors and tailgate lock and unlock? 

    Yes  GO to  N2
    No  REFER to Symptom Chart: Handles, Locks, Latches and Entry Systems - Electrical  in this information.

  3. N2 CHECK THE RKE (REMOTE KEYLESS ENTRY) OPERATION

    • Press the lock and unlock buttons on a key.

    Do the doors lock and unlock? 

    Yes  GO to  N3
    No  GO to Pinpoint Test J 

  4. N3 CHECK THE PASSIVE ENTRY OPERATION FROM BOTH FRONT DOORS AND TAILGATE

    • Operate the passive entry feature from both left, and right doors and tailgate.

    Is the passive entry feature inoperative from both front doors and tailgate? 

    Yes  GO to  N4
    No  GO to  N7

  5. N4 CHECK THE EXTERIOR DOOR HANDLE RETURN CIRCUIT FOR A SHORT TO VOLTAGE

    • Ignition OFF.

    • Disconnect BCM C2280D.

    • Ignition ON.

    • Measure:
      Positive Lead Measurement / Action Negative Lead
      C2280D-20
      GFD623860Courtesy of FORD MOTOR COMPANY
      		 Ground

    Is any voltage present? 

    Yes  REPAIR the circuit.
    No  GO to  N5

  6. N5 CHECK THE EXTERIOR DOOR HANDLE RETURN CIRCUIT FOR A SHORT TO GROUND

    • Ignition OFF.

    • Measure:
      Positive Lead Measurement / Action Negative Lead
      C2280D-20
      GFD623861Courtesy of FORD MOTOR COMPANY
      		 Ground

    Is the resistance greater than 10, 000 ohms? 

    Yes  GO to  N6
    No  REPAIR the circuit.

  7. N6 CHECK THE EXTERIOR DOOR HANDLES AND TAILGATE RELEASE HANDLE GROUND CIRCUIT FOR AN OPEN

    • Disconnect the suspect door handle: Left Front Exterior Door Handle C573, Right Front Exterior Door Handle C634, Tailgate Release Handle C4029.

    • Measure:

      Left Front Exterior Door Handle 

      Positive Lead Measurement / Action Negative Lead
      C573-4
      GFD623861Courtesy of FORD MOTOR COMPANY
      		 C2280D-20

      Right Front Exterior Door Handle 

      Positive Lead Measurement / Action Negative Lead
      C634-4
      GFD623861Courtesy of FORD MOTOR COMPANY
      		 C2280D-20

      Tailgate Release Handle 

      Positive Lead Measurement / Action Negative Lead
      C4029-4
      GFD623861Courtesy of FORD MOTOR COMPANY
      		 C2280D-20

    Is the resistance less than 3 ohms? 

    Yes  INSTALL new door handle. REFER to: Exterior Front Door Handle . REFER to: Tailgate Release Handle . TEST the system for normal operation. If the concern is still present, GO to  N11
    No  REPAIR the circuit.

  8. N7 CHECK FOR VOLTAGE TO THE EXTERIOR DOOR HANDLES AND TAILGATE RELEASE HANDLE

    • Ignition OFF.

    • Disconnect the suspect exterior door handle: Left Front Exterior Door Handle C573, Right Front Exterior Door Handle C634, Tailgate Release Handle C4029.

    • Measure:

      Left Front Exterior Door Handle 

      Positive Lead Measurement / Action Negative Lead
      C573-1
      GFD623860Courtesy of FORD MOTOR COMPANY
      		 Ground

      Right Front Exterior Door Handle 

      Positive Lead Measurement / Action Negative Lead
      C634-1
      GFD623860Courtesy of FORD MOTOR COMPANY
      		 Ground

      Tailgate Release Handle 

      Positive Lead Measurement / Action Negative Lead
      C4029-1
      GFD623860Courtesy of FORD MOTOR COMPANY
      		 Ground

    Is the voltage greater than 11 volts? 

    Yes  GO to  N11
    No  GO to  N8

  9. N8 CHECK THE EXTERIOR DOOR HANDLES AND TAILGATE RELEASE HANDLE VOLTAGE SUPPLY CIRCUIT FOR A SHORT TO GROUND

    • Disconnect BCM C2280D.

    • Measure:

      Left Front Exterior Door Handle 

      Positive Lead Measurement / Action Negative Lead
      C573-1
      GFD623861Courtesy of FORD MOTOR COMPANY
      		 Ground

      Right Front Exterior Door Handle 

      Positive Lead Measurement / Action Negative Lead
      C634-1
      GFD623861Courtesy of FORD MOTOR COMPANY
      		 Ground

      Tailgate Release Handle 

      Positive Lead Measurement / Action Negative Lead
      C4029-1
      GFD623861Courtesy of FORD MOTOR COMPANY
      		 Ground

    Is the resistance greater than 10, 000 ohms? 

    Yes  GO to  N9
    No  REPAIR the circuit.

  10. N9 CHECK THE EXTERIOR DOOR HANDLES AND TAILGATE RELEASE HANDLE VOLTAGE SUPPLY CIRCUIT FOR AN OPEN

    • Measure:

      Left Front Exterior Door Handle 

      Positive Lead Measurement / Action Negative Lead
      C573-1
      GFD623861Courtesy of FORD MOTOR COMPANY
      		 C2280D-21

      Right Front Exterior Door Handle 

      Positive Lead Measurement / Action Negative Lead
      C634-1
      GFD623861Courtesy of FORD MOTOR COMPANY
      		 C2280D-5

      Tailgate Release Handle 

      Positive Lead Measurement / Action Negative Lead
      C4029-1
      GFD623861Courtesy of FORD MOTOR COMPANY
      		 C2280D-22

    Is the resistance less than 3 ohms? 

    Yes  GO to  N10
    No  REPAIR the circuit.

  11. N10 CHECK THE EXTERIOR DOOR HANDLES AND TAILGATE RELEASE HANDLE

    • Transfer the exterior door handle or tailgate release handle from the vehicle to the suspect exterior door. For example, if the left front exterior door handle is suspect, transfer the right front exterior door handle to the left front door.

    • Connect BCM C2280D.

    • Operate the keyless entry feature from the suspect door.

    Does the keyless entry feature operate from the suspect door? 

    Yes  INSTALL a new exterior handle. REFER to: Exterior Front Door Handle . REFER to: Tailgate Release Handle .
    No  GO to  N11

  12. N11 CHECK FOR CORRECT BCM (BODY CONTROL MODULE) OPERATION

    • Disconnect and inspect all the BCM connectors.

    • Repair:

      • corrosion (install new connectors 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 make sure they seat and latches correctly.

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

    Is the concern still present? 

    Yes  CHECK OASIS for any applicable service articles: TSB, GSB, SSM, or FSA. If a service article exists for this concern, DISCONTINUE this test and FOLLOW the service article instructions. If no service articles address this concern, INSTALL a new BCM. REFER to: Body Control Module (BCM) .
    No  The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.
scientia non olet · About LEMON Manuals