Lambda sensor question 1.0l polo 6n - UK-POLOS.NET - THE VW Polo Forum
VW Polo 1.2 3-Cyl | Misleading fault codes - autotechnician - servicing the independent workshop
Ik this code is for bad catalytic converter. Just to be safe and save a lil money should I get new O2 sensors first before getting a new cat. Converter ? To
Tutorial to repair your OBD2 P4020 catalyst system - Otils OBD Facile
Tutorial to repair your OBD2 P4020 catalyst system - Otils OBD Facile