Diagnostic Procedure
SEAT BELT INDICATOR NOT OPERATING PROPERLY - DIAGNOSTIC PROCEDURE
| 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?
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All |
| 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?
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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?
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All |
| 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?
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All |
| 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?
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All |
| 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?
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All |