9000 - 9999: 9037

9037-HEATED SEAT CONTROL CIRCUIT - HIGH VOLTAGE

For a complete wiring diagram, Refer to the Wiring Information Electrical Diagrams.

- When Monitored:
With the ignition on.

- Set Condition:
When the Switch Bank Module (SBM) detects battery voltage is greater than 15 Volts for more than 15 seconds.





CHECK FOR ENGINE CONTROL MODULE (ECM) DTCS

NOTE: Make sure the vehicle battery is in good condition. Using the Midtronics Battery Tester, test the vehicle battery before continuing.

NOTE: Inspect the vehicle for after market accessories that may exceed the generator system output.

NOTE: Make sure the generator drive belt is in good operating condition.

NOTE: Inspect related fuses. If an open fuse is found, use the wire diagram/schematic as a guide and inspect the wiring and connectors for damage.

1. Turn the ignition on.
2. With the scan tool, read active ECM DTCs.

Does the scan tool display any active ECM DTCs?

Yes

- Testing and Inspection for the diagnostic test procedure.

No

- Check the above conditions that can cause a high voltage condition. Repair as necessary.
- Perform BODY VERIFICATION TEST. Verification Tests.