B1667

B1667-REVERSE LAMP CONTROL CIRCUIT LOW






For a complete wiring diagram refer to Diagrams/Electrical.

- When Monitored:

With the ignition on.

- Set Condition:

The TIPM Detects a Short to ground condition.






Diagnostic Test

1. INTERMITTENT CONDITION

Turn the ignition on.

With the Scan Tool, clear all TIPM DTC's.

Shift the transmission into reverse.

With the Scan Tool read the DTC information.

Does the Scan Tool read: B1667-REVERSE LAMP 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 - VER 1. Body Verification Test

2. (L1) BACKUP LAMP FEED CIRCUIT





Turn the ignition off.

Disconnect the TIPM C8 connector.

Measure the resistance between ground and the (L1) Backup Lamp circuit.

Is the resistance below 5.0 ohms?

Yes

- Repair the (L1) Backup Lamp circuit for a short to ground.
- Perform the BODY VERIFICATION TEST - VER 1. Body Verification Test

No

- Replace the Totally Integrated Power Module (TIPM).
- Perform the BODY VERIFICATION TEST - VER 1. Body Verification Test