Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSDODGE AND RAM2023DURANGO R/T PLUS, RWDREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTCOMMUNICATION DEVICESBODY CONTROL MODULE (BCM) - DTCS B16F7-15 TO B2119-11DTC TROUBLESHOOTINGB16FB-11-FRONT RIGHT FOG LAMP CONTROL-CIRCUIT SHORT TO GROUNDDIAGNOSTIC TEST
2023 Dodge and Ram Durango R/T Plus, RWD
Diagnostic Test
2023 Dodge and Ram Durango R/T Plus, RWDSECTION Diagnostic Test
- CHECK FOR AN ACTIVE DTC
- Turn the ignition on.
- Turn the Fog Lamps on for at least 16 seconds.
- 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 .
- CHECK THE RIGHT FRONT FOG LAMP
- Turn the Fog Lamps off.
- Turn the ignition off.
- Disconnect the Right Front Fog Lamp harness connector.
- Turn the ignition on.
- Turn the Fog Lamps on.
- With the scan tool, read the Body Control Module (BCM) DTCs.
Is the DTC active?
Yes
- Go To 3
No
- Replace the Right Front Fog Lamp in accordance with the Service Information. Refer to LAMP, FOG, FRONT, REMOVAL .
- Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
- CHECK THE (L90) RIGHT FRONT FOG LAMP CONTROL CIRCUIT FOR A SHORT TO GROUND
- Turn the ignition off.
- Disconnect the BCM C4/D harness connector.
- Check for continuity between ground and the (L90) Right Front Fog Lamp Control circuit at the Right Front Fog Lamp harness connector.
Is there continuity between ground and the (L90) Right Front Fog Lamp Control circuit?
Yes
- Repair the short to ground in the (L90) Right Front Fog Lamp Control circuit.
- Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
No
- Replace the Body Control Module (BCM) in accordance with the Service Information. Refer to MODULE, BODY CONTROL (BCM), REMOVAL .
- Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.