Tacoma Regular Cab 2WD L4-2.4L (2RZ-FE) (2000)
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Audible Warning Device: Component Tests and General Diagnostics
Automatic Light Control
Automatic Light Control System
Light-On Warning System: INSPECT INTEGRATION RELAY OPERATION
a. Connect the positive (+) lead from the battery to terminal 12 and the negative (-) lead to terminal 7.
b. Connect the positive (+) lead from the battery to terminal 4 and the negative (-) lead to terminal 5.
c. Check that the buzzer does not sound when terminal 4 or 5 is connected to the positive (+) lead.
d. Check that the buzzer does not sound when disconnecting terminal 4 or 5.
If operation is not as specified, replace the relay.
Ignition Switch and Key Unlock Warning
Key Unlock Warning System: INSPECT INTEGRATION RELAY OPERATION
a. Connect the positive (+) lead from the battery to terminal 12.
b. Connect the negative (-) lead from the battery to terminals 5,7 and 10.
c. Check the chime sounds.
