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Home >> Ford >> 2022 >> Bronco Raptor >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 12 (Four-Wheel Drive Systems - Advanced 4X4 With 4A Mode - Manual) >> Diagnosis And Testing >> Four-Wheel Drive Systems >> Pinpoint Tests >> Pinpoint Test K: C068F:17, C068F:34, C068F:35, C068F:36, C068F:37, C068F:49, C068F:94, C068F:96, C068F:A3

Pinpoint Test K: C068F:17, C068F:34, C068F:35, C068F:36, C068F:37, C068F:49, C068F:94, C068F:96, C068F:A3

WARNING: This page is about a different variant/trim than selected.
  1. Refer to FOUR WHEEL DRIVE SYSTEMS for schematic and connector information.

    DTC Fault Trigger Conditions 

    DTC Description Fault Trigger Condition
    AWD C068F:17 4WD/AWD Clutch "A" Actuator Range Sensor: Circuit Voltage Above Threshold Sets when the AWD module detects transfer case unit Clutch "A" Actuator Range Sensor detects Circuit voltage above threshold.
    AWD C068F:34 4WD/AWD Clutch "A" Actuator Range Sensor: Signal High Time Less Than Minimum Sets when the AWD module detects transfer case unit Clutch "A" Actuator Range Sensor detects signal <5% DC.
    AWD C068F:35 4WD/AWD Clutch "A" Actuator Range Sensor: Signal High Time Greater Than Maximum Sets when the AWD module detects transfer case unit Clutch "A" Actuator Range Sensor detects the clutch "A" range position sensor signal > 95% DC.
    AWD C068F:36 4WD/AWD Clutch "A" Actuator Range Sensor: Signal Frequency Too Low Sets when the AWD module detects transfer case unit Clutch "A" Actuator Range Sensor detects Signal frequency too low.
    AWD C068F:37 4WD/AWD Clutch "A" Actuator Range Sensor: Signal Frequency Too High Sets when the AWD module detects transfer case unit Clutch "A" Actuator Range Sensor detects signal frequency too high.
    AWD C068F:49 4WD/AWD Clutch "A" Actuator Range Sensor: Internal Electronic Failure Sets when the AWD module detects transfer case unit Clutch "A" Actuator Range Sensor detects internal electronic failure.
    AWD C068F:86 4WD/AWD Clutch "A" Actuator Range Sensor: Signal Invalid Sets when the AWD module detects transfer case unit Clutch "A" Actuator Range Sensor detects signal invalid.
    AWD C068F:94 4WD/AWD Clutch "A" Actuator Range Sensor: Unexpected Operation Sets when the AWD module detects transfer case unit Clutch "A" Actuator Range Sensor detects Unexpected Operation.
    AWD C068F:96 4WD/AWD Clutch "A" Actuator Range Sensor: Component Internal Failure Sets when the AWD module detects transfer case unit Clutch "A" Actuator Range Sensor detects transfer case unit control circuit driver component internal failure.
    AWD C068F:A3 4WD/AWD Clutch "A" Actuator Range Sensor: System Voltage High Sets when the AWD module detects transfer case unit Clutch "A" Actuator Range Sensor detects system voltage high.

    Possible Sources 

    • Connectors damaged or pushed-out terminals, corrosion, loose wires and missing or damaged seals
    • Transfer case unit Clutch "A" Actuator Range Sensor
    • AWD module

  2. K1 CARRY OUT THE AWD (ALL-WHEEL DRIVE) CONTROL MODULE SELF-TEST

    • Using a diagnostic scan tool, perform AWD control module self-test.

    Are any DTC present? 

    Yes  GO to  K2
    No  The system is operating correctly at this time. System is operating correctly at this time, if an observable symptom is present refer to the symptom chart.
  3. K2 CHECK FOR VOLTAGE CIRCUIT

    • Ignition OFF.

    • Disconnect for AWD clutch solenoid C3734.

    • Ignition ON.

    • Measure:
      Positive Lead Measurement / Action Negative Lead
      C3734-1
      GFD623860Courtesy of FORD MOTOR COMPANY
      Ground

    Is the voltage approximately 5 volts? 

    Yes  GO to  K3
    No  GO to  K4
  4. K3 CHECK FOR GROUND CIRCUIT

    • Ignition OFF.

    • Measure:
      Positive Lead Measurement / Action Negative Lead
      C3734-3
      GFD623861Courtesy of FORD MOTOR COMPANY
      Ground

    Is the resistance less than 3 ohms? 

    Yes  GO to  K4
    No  REPAIR the circuit.
  5. K4 CHECK THE SENSOR CIRCUITS FOR AN OPEN

    • Ignition OFF.

    • Disconnect AWD module C2371.

    • Disconnect AWD clutch solenoid -C3734.

    Are the resistances less than 3 ohms? 

    Yes  GO to  K5
    No  REPAIR the circuit.
  6. K5 CHECK THE SENSOR CIRCUITS FOR A SHORT TO GROUND

    • Measure: For RDU -B (right)
      Positive Lead Measurement / Action Negative Lead
      C3734-3
      GFD623861Courtesy of FORD MOTOR COMPANY
      Ground
      C3734-1
      GFD623861Courtesy of FORD MOTOR COMPANY
      Ground
      C3734-2
      GFD623861Courtesy of FORD MOTOR COMPANY
      Ground

    Are the resistances greater than 10, 000 ohms? 

    Yes  INSTALL a new 4WD clutch solenoid.
    No  REPAIR the circuit.