Diesel Data: Automotive Repair

Theft Deterrent Horn Circuit


Theft Deterrent Horn Circuit

CIRCUIT DESCRIPTION
During warning of the theft deterrent system, the Body ECU activates the theft deterrent horn.





WIRING DIAGRAM

Step 1:




Step 2:




Step 3:





INSPECTION PROCEDURE

HINT: In case of using the LEXUS hand-held tester, start the inspection from step 1 and in case of not using the LEXUS hand-held tester, start from step 2.