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Home >> Jeep >> 2014 >> Wrangler Sahara, Standard Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 164 ((Driver Door Module (DDM) (DMFL/R) - Electrical Diagnostics)) >> DTC Troubleshooting >> B1D04-2A-Mirror Adjust Switch Input - Stuck >> Diagnostic Test

Diagnostic Test

WARNING: This page is about a different car, the 2016 Dodge Journey and 2015 Dodge Journey. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK FOR AN ACTIVE DTC 
    1. With the scan tool, create a Vehicle Scan Report and attach it to the repair order.
    2. With the scan tool, read DDM DTCs

      Is the DTC active?

      Yes 

      • Go To  2

      No 

      • The condition or conditions that originally set this DTC are not present at this time. If no problems are found, test complete.
  2. INSPECT DRIVER DOOR SWITCH ASSEMBLY FOR DAMAGE 
    1. Diagnose and repair all LIN Bus related DTCs before performing this test procedure.
    2. Turn the ignition off.
    3. Inspect the Driver Window/Door Lock Switch for damage.

      Is the switch assembly damaged?

      Yes 

      • Replace the Driver Window/Door Lock Switch in accordance with the Service Information.
      • Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .

      No 

      • Go To  3
  3. INSPECT FOR OBJECT OR SUBSTANCE CAUSING MIRROR ADJUST SWITCH TO STAY OR STICK IN A PUSHED POSITION 
    1. Inspect the Mirror Adjust switch for anything that would cause it to stay or stick in a pushed position.

      Is anything present that would cause the Mirror Adjust switch to stay or stick in a pushed position?

      Yes 

      No 

      • Go To  4
  4. CHECK THE MIRROR ADJUST SWITCH 
    1. Turn the ignition on.
    2. Press and release either Mirror Select switch.
    3. Operate the Mirror Adjust switch in all positions several times and then wait 30 seconds.
    4. With the scan tool, read DDM DTCs.

      Is the DTC active?

      Yes 

      No 

      • 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 and repair as necessary. If no problems are found, test complete.
      • Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .