Audi Q2 P0171: Causes, Diagnosis, + How to Fix
One of the most common trouble codes with the Audi Q2 is P0171. It indicates that your Audi Q2 is running lean on the bank one side. It’s the most common air/fuel mixture-related code. It’s not the most complicated OBDII trouble code to diagnose. It is also one of the most common codes. The most … Read more