Question

Does this mean my cat is bad P0422 code for 2000 Volkswagen Golf 2.0L?

Answer 1

HI there,

The code is indeed for the catalytic converter. Sometimes a bad rear O2 sensor or an exhaust leak can cause the code to appear, but the most common problem is the converter itself.

Answer 2

P0422 VOLKSWAGEN - Main Catalyst Efficiency Below Threshold Bank 1

Read more: https://www.autocodes.com/p0422_volkswagen.html