Toyota Harrier ASU60/ASU65 Automatic Light Control Wiring Diagram

[Roland.O]

This diagram is a must have when doing circuit tracing, power and ground verification and connector identification for the Harrier ASU60/ASU65 automated lighting circuit. It gives the precise pinout information needed to test lines between the photocell sensor, the combination switch and the main body ECU. Troubleshooting and repairing the integrated automatic lighting loop without factory documentation risks incorrect wire identification which can cause shorts and damage the main body ECU.

Common questions that this diagram answers​

1. Where is the automatic light control sensor located on a Toyota Harrier ASU60/ASU65?
2. How do I test the auto-headlight sensor wiring harness on a Toyota Harrier ASU60/ASU65?
3. What is the pinout for the Toyota Harrier ASU60/ASU65 automatic light control combination switch?

How to access the diagram​

Click on the link below to access the complete OEM Manual, within it you will find the Automatic Light Control 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.