Diagnostic Procedure
DIAGNOSTIC INFORMATION AND PROCEDURES CHART (SEAT BELT INDICATOR NOT OPERATING PROPERLY)
| TEST | ACTION | APPLICABILITY |
|---|---|---|
| 1 | Turn the ignition on. With the DRBIII® in Inputs/Outputs, read the Driver Belt Switch state while buckling and unbuckling the Seat Belt. Does the DRBIII® display Open while the belt is buckled and Closed while unbuckled? Yes --> Go To 2 No --> Go To 3 |
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| 2 | Turn the ignition off. Perform the INSTRUMENT CLUSTER SELF TEST while observing the Seat Belt Indicator. Did the Seat Belt Indicator illuminate during the Self Test? Yes --> Test Complete. No --> Replace the Instrument Cluster in accordance with the Service Information. Perform BODY VERIFICATION TEST - VER 1 . |
All |
| 3 | Turn the ignition off. Disconnect the Instrument Cluster C2 harness connector. Check connectors - Clean/repair as necessary.
NOTE:
Ensure that the Seat Belt is buckled. Measure the voltage between the Seat Belt Switch Sense circuit and ground. Is there any voltage present? Yes --> Repair the Seat Belt Switch Sense circuit for a short to voltage. Perform BODY VERIFICATION TEST - VER 1 . No --> Go To 4 |
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| 4 | Turn the ignition off. Disconnect the Seat Belt Switch harness connector. Disconnect the Instrument Cluster C2 harness connector. Check connectors - Clean/repair as necessary. Measure the resistance between ground and the Seat Belt Switch Sense circuit. Is the resistance below 5.0 ohms? Yes --> Repair the Seat Belt Switch Sense circuit for a short to ground. Perform BODY VERIFICATION TEST - VER 1 . No --> Go To 5 |
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| 5 | Turn the ignition off. Disconnect the Seat Belt Switch harness connector. Disconnect the Instrument Cluster C2 harness connector. Check connectors - Clean/repair as necessary. Measure the resistance of the Seat Belt Switch Sense circuit. Is the resistance above 5.0 ohms? Yes --> Repair the Seat Belt Switch Sense circuit for an open. Perform BODY VERIFICATION TEST - VER 1 . No --> Go To 6 |
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| 6 | Turn the ignition off. Disconnect the Seat Belt Switch harness connector. Check connectors - Clean/repair as necessary. Measure the resistance between ground and the Seat Belt Switch Ground circuit. Is the resistance below 5.0 ohms? Yes --> Replace the Seat Belt Switch in accordance with the Service Information. Perform BODY VERIFICATION TEST - VER 1 . No --> Repair the Seat Belt Switch Ground circuit for an open. Perform BODY VERIFICATION TEST - VER 1 . |
All |