B1613

B1613-PANEL ILLUMINATION CONTROL CIRCUIT LOW






For a complete wiring diagram refer to Diagrams/Electrical.

- When Monitored:

With the ignition on.

- Set Condition:

The Instrument Cluster detects a short to ground condition on the Panel Illumination circuit.






Diagnostic Test

1. TEST FOR INTERMITTENT CONDITION

Turn the ignition on.

With the scan tool, record and erase DTCs.

Turn the ignition off, wait 10 seconds then turn the ignition on.

Turn the headlamps on.

With the scan tool, read DTCs.

Is this DTC active?

Yes

- Go To 2

No

- The condition that caused this code to set is not present at this time. Using the wiring diagram as a guide, inspect the wiring and connectors for an intermittent condition. Operate the system several times and recheck for active DTCs.
- Perform the BODY VERIFICATION TEST - VER 1. Body Verification Test

2. INTERNALLY SHORTED DIMMED COMPONENT





Turn the ignition on.

Turn on Panel Illumination.

Using the wiring diagrams as a guide, disconnect each dimmed component one at a time while checking for the DTC to become stored.

Is the DTC still active?

Yes

- Go To 3

No

- Replace the shorted component as necessary.
- Perform the BODY VERIFICATION TEST - VER 1. Body Verification Test

3. PANEL LAMPS DIMMING CIRCUIT SHORTED TO GROUND





Turn the ignition off.

Disconnect the Instrument Cluster C1 harness connector.

Using the wiring diagram as a guide, disconnect each dimmed component and measure the resistance of the Panel Illumination Control Circuits from the Cluster C1 harness connector to ground.

Was there a short to ground condition found?

Yes

- Repair the correct Panel Illumination 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