C230D

C230D-TRAC/ESP OFF SWITCH INPUT CIRCUIT LOW

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

- When Monitored:
With the ignition on.

- Set Condition:
The Cluster detects the TRAC/ESP Off Switch active for greater than 20 seconds.





1. CHECK FOR AN ACTIVE DTC
1. Turn the ignition on.
2. With the scan tool, read DTCs.

Does the scan tool display this DTC as active?

Yes

- Go To 2

No

- The condition that caused the symptom is currently not present. Inspect the related wiring for a possible intermittent condition. Look for any chafed, pierced, pinched, or partially broken wires.
- Perform the BODY VERIFICATION TEST. Body Verification Test.

2. SWITCH BANK
1. Turn the ignition off.
2. Disconnect the Switch Bank harness connector.
3. Turn the ignition on.
4. Using the scan tool, read DTCs.

Does the scan tool display this DTC as active?

Yes

- Go To 3

No

- Replace the Switch Bank.
- Perform the BODY VERIFICATION TEST. Body Verification Test.

3. (B27) TRACTION CONTROL SWITCH SENSE CIRCUIT SHORTED TO GROUND




1. Turn the ignition off.
2. Disconnect the Cluster C1 harness connector.
3. Measure the resistance between ground and the (B27) Traction Control Switch Sense circuit.

Is the resistance below 10K Ohms?

Yes

- Repair the (B27) Traction Control Switch Sense circuit for a short to ground.
- Perform the BODY VERIFICATION TEST. Body Verification Test.

No

- Replace the Cluster.
- Perform the BODY VERIFICATION TEST. Body Verification Test.