Toyota Harrier (ASU60/ASU65) Theft Deterrent Wiring Diagram

[Roland.O]

This OEM theft deterrent wiring diagram gives you access to the full circuit paths, component ground locations and pinout arrangements for the security system. It gives you the exact technical guidance needed to trace phantom triggers, test hood and door alarm switches and safely restore the factory anti-theft system. Without this diagram, working on the complex Harrier security matrix is risky. You can easily trigger vehicle immobilization, damage body control networks or misdiagnose healthy modules.

Common questions that this document answers​

1. Where is the factory theft deterrent alarm ECU located on a Toyota Harrier ASU60/ASU65?
2. How do I test the hood switch circuit for the alarm system on a Toyota Harrier ASU60/ASU65?
3. Why does the factory security alarm go off randomly on my Toyota Harrier?
4. What is the pinout configuration for the anti-theft horn connector on a Toyota Harrier ASU60/ASU65?

How to access the diagram​

Click on the link below to access the complete OEM Manual, within it you will find the Theft Deterrent Wiring Diagram. I have given the screenshot below to help you quickly navigate to the section where the diagram is located. Once you find it, you can then print or save it. Let me know if you face any challenges or have any questions and I will be happy to answer in the thread below. Please note that the year in the document is not the YOM but the document release date so it covers the entire model range. Also note the document applies to all countries where the model is sold Including Singapore, Australia, Malaysia, Kenya, UK, New Zealand, etc.