B1649

B1649-REAR RIGHT TURN CONTROL CIRCUIT OPEN





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

- When Monitored:
With the Turn Signal active.

- Set Condition:
When the Totally Integrated Power Module detects an open or short to battery condition on the right rear turn lamp driver circuit.





1. TEST FOR INTERMITTENT CONDITION
1. Turn the ignition on.
2. With the scan tool, clear all TIPM DTCs
3. Turn the Right Turn Signal on.
4. With the scan tool, read DTCs.

Does the scan tool display DTC B1649-REAR RIGHT TURN CONTROL CIRCUIT OPEN?

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. RIGHT REAR TURN SIGNAL BULB
1. Turn the ignition off.
2. Inspect the Right Rear Turn Signal Bulb Assembly.

Is the inoperative bulb OK?

Yes

- Go To 3

No

- Replace the inoperative bulb.
- Perform the BODY VERIFICATION TEST. Body Verification Test.

3. (L62) RIGHT REAR TURN LAMP DRIVER CIRCUIT OPEN




1. Disconnect the TIPM C7 harness connector.
2. Disconnect the Right Tail Lamp Assembly harness connector.
3. Measure the resistance on the (L62) Right Rear Turn Lamp Driver circuit.

Is the resistance below 5.0 Ohms?

Yes

- Go To 4

No

- Repair the open in the (L62) Right Rear Turn Lamp Driver circuit.
- Perform the BODY VERIFICATION TEST. Body Verification Test.

4. TOTALLY INTEGRATED POWER MODULE (TIPM)




1. Turn the ignition on.
2. Measure the voltage between ground and the (L62) Right Rear Turn Lamp Driver circuit.

Is there any voltage present?

Yes

- Repair short to voltage on the (L62) Right Rear Turn Lamp Driver circuit.
- Perform the BODY VERIFICATION TEST. Body Verification Test.

No

- Replace the Totally Integrated Power Module (TIPM).
- Perform the BODY VERIFICATION TEST. Body Verification Test.