B163B

B163B-FRONT LEFT TURN CONTROL CIRCUIT LOW





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

- When Monitored:
With the Headlamps activated.

- Set Condition:
When the Front Control Module (FCM) detects a LOW condition.





1. INTERMITTENT CONDITION
1. Turn the ignition on.
2. Using the scan tool, clear all FCM DTCs.
3. Turn the Left Turn Signals on.
4. With the scan tool read the DTC information.

Does the scan tool read: B163B-FRONT LEFT TURN CONTROL CIRCUIT LOW?

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. L61 FRONT LEFT TURN SIGNAL CONTROL CIRCUIT




1. Turn the ignition off.
2. Disconnect the FCM C2 connector.
3. Measure the resistance between ground and the (L61) Front Left Turn Signal Control circuit.

Is the resistance below 5.0 Ohms?

Yes

- Repair the (L61) Front Left Turn Signal Control circuit for a short to ground.
- Perform the BODY VERIFICATION TEST. Body Verification Test.

No

- Replace the Front Control Module.
- Perform the BODY VERIFICATION TEST. Body Verification Test.