B161B

B161B-COURTESY/DOME LAMP CONTROL CIRCUIT LOW





For a complete wiring diagram Refer to Diagrams/Electrical.

- When Monitored:

With the ignition on.

- Set Condition:

The Cluster detects a Short to Ground on the (M24) Courtesy Lamps Driver circuit.





Diagnostic Test

1.INTERMITTENT CONDITION

Turn the ignition on.

Clear all Cluster DTCs.

Turn the Courtesy Lamps on.

With the Scan Tool, read the Cluster DTCs.

Does the Scan Tool read: B161B-COURTESY/DOME LAMP OUTPUT CIRCUIT SHORT TO GROUND?

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 - VER 1. Body Verification Test

2.(M24) COURTESY LAMPS DRIVER CIRCUIT SHORT TO GROUND





Turn the ignition on.

Disconnect the Instrument Cluster C3 connector.

Measure the resistance of the (M24) Courtesy Lamp Driver circuit to ground.

Is the resistance below 5.0 ohms?

Yes

- Repair the (M24) Courtesy lamp Driver circuit for a short to ground.
- Perform the BODY VERIFICATION TEST - VER 1. Body Verification Test

No

- Replace the Instrument Cluster.
- Perform the BODY VERIFICATION TEST - VER 1. Body Verification Test