Operation CHARM: Car repair manuals for everyone.

Horn Circuit





THEFT DETERRENT: THEFT DETERRENT SYSTEM: Horn Circuit
- Horn Circuit

DESCRIPTION

* When the theft deterrent system changes from the armed state to the alarm sounding state, the main body ECU transmits a signal to cause the horns to sound at 0.4 second intervals.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. CHECK HORN ASSEMBLY

(a) Press the horn switch and check if the vehicle horns sound normally.

OK:

Vehicle horns sound normally.

NG -- GO TO HORN SYSTEM Symptom Related Diagnostic Procedures

OK -- PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE Theft Deterrent System