toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

Initial Inspection and Diagnostic Overview|Page 2337 > < Initial Inspection and Diagnostic Overview|Page 2335
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Steps 1 - 2

INSPECTION PROCEDURE

Horn Circuit

CIRCUIT DESCRIPTION

The horn is connected to the passenger side J/B ECU and activated by the passenger side J/B ECU when the panic button of the wireless door lock
system is pressed

Initial Inspection and Diagnostic Overview|Page 2337 > < Initial Inspection and Diagnostic Overview|Page 2335