lexus Workshop Repair Guides

Lexus Workshop Service and Repair Manuals

Horn Circuit|Page 10451 > < Horn Circuit|Page 10449
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Alarm Horn: Testing and Inspection
Security Horn Circuit

Security Horn Circuit

DESCRIPTION

When the theft deterrent system is operating, the main body ECU RH outputs a signal continuously at 0.4 second intervals, causing the security horn to
sound.

Wiring Diagram

Step 1

Horn Circuit|Page 10451 > < Horn Circuit|Page 10449