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Home >> Jeep >> 2014 >> Wrangler Sahara, Standard Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 71 ((Driver Door Module (DDM) (DMFL/R) - Electrical Diagnostics)) >> DTC Troubleshooting >> B25B1-11-Window Position Sensor Power Supply - Circuit Short To Ground >> Diagnostic Test

Diagnostic Test

WARNING: This page is about a different car, the 2014 Dodge Journey. However, it is still accessible from the selected car via links, so may be relevant.
  1. TEST FOR INTERMITTENT CONDITION 
    1. Cycle the ignition on.
    2. With the scan tool, record and erase the DTCs.
    3. Operate the Driver Window up and down several times.
    4. Wait 30 seconds.
    5. With the scan tool, read the DTCs.

      Does the scan tool display; B25B1-11-WINDOW POSITION SENSOR POWER SUPPLY - CIRCUIT SHORT TO GROUND?

      Yes 

      • Go To  2

      No 

      • Test complete, the condition or conditions that originally set this DTC are not present at this time. Using the wiring diagrams as a guide, check all related splices and connectors for signs of water intrusion, corrosion, pushed out or bent terminals and correct pin tension.
      • Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
  2. WINDOW MOTOR SHORTED 
    1. With the scan tool, erase the DTCs.
    2. Cycle the ignition off.
    3. Disconnect the Driver Window Motor harness connector.
    4. Cycle the ignition on.
    5. Operate the driver window switch up and down several times.
    6. With the scan tool, read the DTCs.

      Does the scan tool display; B25B1-11-WINDOW POSITION SENSOR POWER SUPPLY - CIRCUIT SHORT TO GROUND?

      Yes 

      • Go To  3

      No 

      • Replace the Window Motor in accordance with the Service Information.
      • Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
  3. (Q305) DRIVER WINDOW HALL SENSOR SUPPLY CIRCUIT SHORTED TO GROUND 
    Fig 1: Checking Driver Window Hall Sensor Supply Circuit For Short To Ground
    GC0090038Courtesy of CHRYSLER GROUP, LLC
    1. Cycle the ignition off.
    2. Disconnect the Driver Door Module C4 harness connector.
    3. Measure the resistance between Ground and the (Q305) Driver Window Hall Sensor Supply circuit.

      Is the resistance below 10K Ohms?

      Yes 

      • Repair the (Q305) Driver Window Hall Sensor Supply circuit for a short to ground.
      • Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .

      No