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Home >> Dodge and Ram >> 2015 >> Durango SXT, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 226 ((Heated Seat Module (HSM) - Electrical Diagnostics)) >> DTC Troubleshooting >> B1E9A-11-Front Right Heater Control Circuit - Short To Ground >> Diagnostic Test

Diagnostic Test

WARNING: This page is about a different car, the 2016 Dodge Durango. 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. With the scan tool, read Heated Seat Module (HSM) DTCs and record on the repair order.
    3. With the scan tool, erase HSM DTCs.
    4. Turn the ignition off.
    5. Start the Engine.
    6. Turn the Heated Seat on and operate in all modes.
    7. With the scan tool, read HSM DTCs.

      Does the DTC return?

      Yes 

      • Go To  2

      No 

      • Go To  5
  2. CHECK THE (P188) RIGHT FRONT SEAT HEATER CONTROL CIRCUIT FOR A SHORT TO GROUND 
    1. Turn the ignition off.
    2. Disconnect the HSM C2 harness connector.
    3. Disconnect the Right Front Seat Cushion Heater harness connector.
    4. Disconnect the Right Front Seat Back Heater harness connector.
    5. Check for continuity between ground and the (P188) Right Front Seat Heater Control circuit at the HSM C2 harness connector.

      Is there continuity between ground and the (P188) Right Front Seat Heater Control circuit?

      Yes 

      • Repair the (P188) Right Front Seat Heater Control circuit for a short to ground.
      • Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .

      No 

      • Go To  3
  3. CHECK THE RIGHT FRONT SEAT CUSHION HEATER 
    1. Measure the resistance of the Right Front Seat Cushion Heater element between the (P188) Right Front Seat Heater Control circuit and the (Z909) Ground circuit in the Right Front Seat Cushion Heater connector.

      Is the resistance between 7.1 and 10.6 Ohms?

      Yes 

      • Go To  4

      No 

      • Inspect the Right Front Seat Cushion Heater element pigtail wiring harness for a short to ground and repair as necessary. If no problems are found, replace the Right Front Seat Cushion Heater element in accordance with the Service Information. Refer to PAD, HEATER, REMOVAL .
      • Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
  4. CHECK THE RIGHT FRONT SEAT BACK HEATER 
    1. Measure the resistance of the Right Front Seat Back Heater element between the (P188) Right Front Seat Heater Control circuit and the (Z909) Ground circuit in the Right Front Seat Back Heater connector.

      Is the resistance between 8.4 and 12.6 Ohms?

      Yes 

      • Check the Right Front Seat Back and Cushion Heater element pigtail wiring harnesses for a short to ground and repair as necessary. If no problems are found, replace the Heated Seat Module (HSM) in accordance with the Service Information. Refer to MODULE, HEATED SEAT, REMOVAL .
      • Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .

      No 

  5. CHECK THE WIRING AND CONNECTORS 
    1. The conditions necessary to set the DTC are not present at this time.
    2. Using the schematics as a guide, inspect the wiring and connectors specific to this circuit. Wiggle the wiring and connectors while checking for shorted and open circuits. Attempt to reproduce the condition by adjusting the seat.
    3. Check all related splices and connectors for signs of water intrusion, corrosion, pushed out or bent terminals, and correct pin tension.
    4. Check Service Bulletins for any possible causes that may apply.

      Were any problems found?

      Yes 

      No 

      • Test complete.
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