toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

Horn Switch > < Headlamp Switch|Testing and Inspection|Page 543
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HINT:

-

Ignition switch is ON.

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Light control switch is in AUTO.

-

Vehicle's surroundings are bright.

If circuit is as specified, try replacing the sensor with a new one. 
If the circuits is not as specified, inspect the circuit connected to other parts.

Horn Switch > < Headlamp Switch|Testing and Inspection|Page 543