P0325 2001 Toyota Highlander -

Question

I have replaced both knock sensors and the wiring harness and still have the po325 code. What could it be?

Answer 1

Hi there,

Since replacing the sensors and checking the wiring hasn't solved the issue, it's likely an issue with the ECM. Here is some more info for you.

P0325 TOYOTA - Knock Sensor Circuit Malfunction

Read more: https://www.autocodes.com/p0325_toyota.html