Question

2008 Volkswagen Jetta 2.0L FSI with engine code P0685, how can I fix it?

Answer 1

Hi there

This code points to the ECM relay not working properly. Here is some info on the code for you.

P0685 VOLKSWAGEN - Engine Control Module Power Relay Control Circuit Open
Read more: https://www.autocodes.com/p0685_volkswagen.html