P2404 - P0171

Question

I get these two codes and have checked a number of things. could these codes be connected and help me diagnose the problem easier. car is a 2006 vw jetta 2.0t

Answer 1

Hi there,

The code P2404 indicates a leak has been detected in your EVAP. Here is a list of possible causes.

P2404 VOLKSWAGEN - Evaporative Emission System Leak Detection Pump Sense Circuit Range/Performance

Read more: https://www.autocodes.com/p2404_volkswagen.html

The code P0171 indicates the fuel is too lean. Here is a list of possible causes.

P0171 VOLKSWAGEN - System Too Lean Bank 1

Read more: https://www.autocodes.com/p0171_volkswagen.html