B114C

B114C-LEFT REAR HEATED SEAT SWITCH STUCK





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

- When Monitored:
Ignition on, during the heated seat operation.

- Set Condition:
If the Cluster (CCN) senses the (P165) Left Rear Heated Seat Switch Sense circuit is low for a predetermined amount of time.





1. TEST FOR INTERMITTENT CONDITION
1. Turn the ignition on.
2. Using a scan tool, record and erase Diagnostic Trouble Codes (DTCs).
3. Operate the Left Rear Heated Seat Switch in both positions several times.
4. Using a scan tool, read DTCs.

Does the scan tool display DTC B114C-LEFT REAR HEATED SEAT SWITCH STUCK?

Yes

- Go To 2

No

- The conditions that caused this code to set are not present at this time. Using the wiring diagram/schematic as a guide, inspect the wiring and connectors.
- Perform the BODY VERIFICATION TEST. Body Verification Test.

2. CHECK FOR SHORTED LEFT REAR HEATED SEAT SWITCH




1. Turn the ignition off.
2. Disconnect the Left Rear Heated Seat Switch connector.

NOTE: Check connectors. Clean and repair as necessary.

3. Turn the ignition on.
4. With the scan tool in CCN, select Data Display and read the Left Rear Heated Seat state.

Does the switch state display Not Set?

Yes

- Replace the Left Rear Heated Seat Switch.
- Perform the BODY VERIFICATION TEST. Body Verification Test.

No

- Go To 3

3. CHECK (P165) LEFT REAR HEATED SEAT SWITCH SENSE CIRCUIT FOR A SHORT TO GROUND




1. Turn the ignition off.
2. Disconnect the Cluster C2 connector.
3. Measure the resistance of the (P165) Left Rear Heated Seat Switch Sense circuit between ground and the Left Rear Heated Seat Switch connector.

Is the resistance below 10K Ohms?

Yes

- Repair the (P165) Left Rear Heated Seat Switch Sense circuit for a short to ground.
- Perform the BODY VERIFICATION TEST. Body Verification Test.

No

- Go To 4

4. CHECK (P165) LEFT REAR HEATED SEAT SWITCH SENSE CIRCUIT FOR A SHORT TO (Z910) GROUND CIRCUIT




1. Measure the resistance between the (P165) Left Rear Heated Seat Switch Sense circuit and the (Z910) Ground circuit at the Left Rear Heated Seat Switch connector.

Is the resistance below 10K Ohms?

Yes

- Repair the (P165) Left Rear Heated Seat Switch Sense circuit for a short to the (Z910) Ground circuit.
- Perform the BODY VERIFICATION TEST. Body Verification Test.

No

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