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Home >> Jeep >> 2014 >> Wrangler Sahara, Standard Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 98 (Body Control Module (BCM) - DTCS B10B3-14 To B1812-15) >> DTC Troubleshooting >> B16F7-11-Front Left Fog Lamp Control - Circuit Short To Ground >> 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. Turn the ignition on.
    2. Turn the Fog Lamps on for at least 16 seconds.
    3. With the scan tool, read the Body Control Module (BCM) DTCs and record on the repair order.

      Is the DTC active?

      Yes 

      • Go To  2

      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. If no problems are found, test complete.
      • Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
  2. CHECK THE LEFT FRONT FOG LAMP 
    1. Turn the Fog Lamps off.
    2. Turn the ignition off.
    3. Disconnect the Left Front Fog Lamp harness connector.
    4. Turn the ignition on.
    5. Turn the Fog Lamps on.
    6. With the scan tool, read the Body Control Module (BCM) DTCs.

      Is the DTC active?

      Yes 

      • Go To  3

      No 

  3. CHECK THE (L89) LEFT FRONT FOG LAMP CONTROL CIRCUIT FOR A SHORT TO GROUND 
    1. Turn the ignition off.
    2. Disconnect the BCM C1/A harness connector.
    3. Check for continuity between ground and the (L89) Left Front Fog Lamp Control circuit at the Left Front Fog Lamp harness connector.

      Is there continuity between ground and the (L89) Left Front Fog Lamp Control circuit?

      Yes 

      • Repair the short to ground in the (L89) Left Front Fog Lamp Control circuit.
      • Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .

      No