T100 Extra Cab Pickup 2WD V6-3.4L (5VZ-FE) (1998)
Seat Belt Reminder Lamp: Testing and Inspection
INSPECT SEAT BELT WARNING LIGHT
a. Remove the integration relay from the junction block No.1.
b. Ground terminal 9 on the junction block side connector.
c. Turn the ignition switch ON, check that the warning light lights up.
If the warning light does not light up, inspect the bulb or wire harness.
INSPECT INTEGRATION RELAY SEAT BELT WARNING SYSTEM OPERATION
a. Connect the positive (+) lead from the battery to terminals 3 and 9.
b. Connect the terminal 8 to terminal 9 through the 3.4 W test bulb.
c. Connect the negative (-) lead from the battery to terminal 7.
d. Check that the bulb lights and the buzzer sounds.
e. Return to step (a), and operate the buzzer again.
f.
Connect the negative (-) lead from the battery to terminal 6.
g. Check that the buzzer stops sounding.
HINT: Check the buzzer within a period of 4 to 8 seconds.
If operation is not as specified, replace the relay.