T100 Regular Cab Pickup 2WD V6-3.4L (5VZ-FE) (1997)
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Key Reminder Switch: Testing and Inspection
INSPECT KEY UNLOCK WARNING INTEGRATION RELAY OPERATION
1. Connect the positive (+) lead from the battery to terminal 2 and 3.
2. Connect the negative (-) lead from the battery to terminal 7 and 10.
3. Check the buzzer sounds.
4. Disconnect the positive (+) lead from the battery to terminal 3.
5. Check that the buzzer stops sounding.
6. Connect the positive (+) lead from the battery to terminal 3.
7. Disconnect the negative (-) lead from the battery to terminal 10.
8. Check that the buzzer stops sounding.
If operation is not as specified, replace the relay.
INSPECT INTEGRATION RELAY CIRCUIT
See: Body and Frame/Locks/Power Locks/Testing and Inspection/Pinout Values and Diagnostic Parameters