P0606 2007 Toyota Highlander -can this code cause my car to stop shifting in to 4th gear?

Question

My car will no longer shift in to 4th gear at high speeds. the rpms are running too high

Answer 1

Hi there,

This code indicates an issue with the ECM. It can cause issues when shifting. Here is some info for you.

P0606 TOYOTA - ECM Processor Error

Read more: https://www.autocodes.com/p0606_toyota.html