Diagnostic Test

CHECK IF THE DTC IS ACTIVE
1. Turn the ignition on.
2. With the scan tool, record and erase Diagnostic Trouble Codes (DTCs).
3. Operate the Heated Seat Switch in both positions several times.
4. With the scan tool, read DTCs.
  Does the scan tool display this DTC as 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 and repair as necessary. Attempt to reproduce condition by adjusting the seat. If no problems are found, test complete.
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE - BODY VERIFICATION TEST .
CHECK THE (P188) RIGHT FRONT SEAT HEATER CONTROL CIRCUIT FOR A SHORT TO VOLTAGE
1. Turn the ignition off.
2. Disconnect the Heated Seat Module (HSM) harness connector.
3. Turn the ignition on.
4. Measure the voltage of the (P188) Right Front Seat Heater Control circuit at the HSM harness connector.
  Is there any voltage present?
  
  Yes
  - Repair the (P188) Right Front Seat Heater Control circuit for a short to voltage.
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE - BODY VERIFICATION TEST .
  No
  - Replace the Heated Seat Module (HSM) in accordance with the Service Information.
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE - BODY VERIFICATION TEST .