Use the following procedure to troubleshoot the seat belt warning system.
*: Use the GTS.
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NEXT
Interview the customer to confirm the problem.
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NEXT
Measure the auxiliary battery voltage with the ignition switch off.
11 to 14 V
If the voltage is below 11 V, recharge or replace the auxiliary battery before proceeding to the next step.
Check the fuses and relays.
Check the connector connections and terminals to make sure that there are no abnormalities such as loose connections, deformation, etc.
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Using the GTS, check for CAN communication system DTCs.
| Result | Proceed to |
|---|---|
| CAN DTCs are not output | A |
| CAN DTCs are output | B |
A
B
Check the operation of the speedometer and shift indicator on the combination meter assembly.
The speedometer and shift indicator on the combination meter assembly operate normally.
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| OK |
| NG |
OK
NG
Refer to Problem Symptoms Table.
| Result | Proceed to |
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| Fault is not listed in Problem Symptoms Table | A |
| Fault is listed in Problem Symptoms Table | B |
A
B
Inspection
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NEXT
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