Symptom:
*SEATBELT INDICATOR INOPERATIVE
POSSIBLE CAUSES
INDICATOR LED
SEAT BELT INDICATOR CIRCUIT OPEN
SEAT BELT SWITCH GROUND OPEN
SEAT BELT SWITCH
INSTRUMENT CLUSTER
TEST ACTION APPLICABILITY
1 Turn the ignition off.
Perform the Instrument Cluster Self Test.
Did the Seat Belt Indicator illuminate?
All
Yes → Go To 3
No → Go To 2
2 Turn the ignition off.
Remove the Instrument Cluster.
Remove the inoperative indicator.
Using a DVOM, select 9Diode Mode9, and attach the leads across the LED.
NOTE: Ensure that the RED lead is on the (+( of the LED.
Did the LED illuminate?
All
Yes → Go To 3
No → Replace the Seat Belt Indicator LED in accordance with the
Service Information.
Perform BODY VERIFICATION TEST - VER 1.
3 Turn the ignition off.
Disconnect the Instrument Cluster harness connector.
Disconnect the Seat Belt Switch harness connector.
Measure the resistance of the Seat Belt Indicator circuit.
Is the resistance below 5.0 ohms?
All
Yes → Go To 4
No → Repair the Seat Belt Indicator circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
4 Turn the ignition off.
Disconnect the Seat Belt Switch harness connector.
Measure the resistance between ground and the Seat Belt Switch Ground circuit.
Is the resistance below 5.0 ohms?
All
Yes → Go To 5
No → Repair the Seat Belt Switch Ground circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
172
INSTRUMENT CLUSTER
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