2013-2020 Toyota Harrier Electrical Symbols Reference

[Roland.O]

This OEM glossary gives the exact definitions for all terms and symbols used throughout the 2013-2020 Toyota Harrier circuit diagrams. It ensures you can clearly differentiate between distinct component types, grounds, and connection points to execute an efficient, precise repair.

Misinterpreting OEM schematic symbols creates a high risk of incorrect testing, missed circuit faults, and improper wiring identification. Attempting to diagnose complex electrical networks using generic symbol assumptions can result in extended diagnostic time, component damage, or rework.

Common questions that this reference answers​

1. What do the different wiring diagram symbols mean on a 2013-2020 Toyota Harrier?
2. How do I identify relay and switch icons in a third-generation Toyota Harrier electrical schematic?
3. Where can I find the official factory glossary for Toyota Harrier EWD terms and schematic graphics?

How to access the symbols reference​

Click on the link below to access the complete OEM Manual, within it you will find the Toyota Harrier Electrical Symbols Reference. 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.