Diesel Data: Automotive Repair

Seat Belt Indicator Inoperative







*SEAT BELT INDICATOR INOPERATIVE









For a complete Instrument Cluster Circuit Diagram, Schematics and Diagrams.

Diagnostic Test

1. SEAT BELT INDICATOR SWITCH




Turn the ignition off.
Disconnect the Seat Belt Indicator Switch harness connector.

NOTE: Check connectors - Clean/repair as necessary.

Connect a jumper wire between cavity 1 and cavity 2 of the Driver Seat Belt Switch harness connector.
Turn the ignition on.
Is the Seat Belt Indicator Lamp on?

Yes

- Replace the Seat Belt Indicator Switch.Seat Belt Buckle - Removal
- Perform BODY VERIFICATION TEST. Body Verification Test

No

- Go to 2

2. SEAT BELT INDICATOR CIRCUIT




Turn the ignition off.
Disconnect the Instrument Cluster C2 harness connector.

NOTE: Check connectors - Clean/repair as necessary.

Measure the resistance between ground and the Seat Belt Indicator circuit.
Is the resistance below 5.0 ohms?

Yes

- Check the Seat Belt Indicator lamp. If the lamp is OK, replace the Instrument Cluster. Instrument Cluster - Removal.
- Perform BODY VERIFICATION TEST. Body Verification Test

No

- Repair the Seat Belt Indicator circuit for an open.
- Perform BODY VERIFICATION TEST. Body Verification Test