Audi A4 2.0 TDI EGR Delete -P0400 / P0401
The VAG Group 2.0 TDI engine found in this Audi A4 is common for EGR Valve faults we have a number or options from replacing the EGR to Removing the EGR functions. The replacement EGR is expensive and can fail again in the future. The best option is to disable the EGR valve so effectively …