My Golf 4 still have the check engine yellow light on and now it blinks. The car was 5 months with the mechanic and he said that he checked everything and nothing
Golf 2015 Sportsvan TDI - check engine light won't go away. We've cleaned the DPF, changed the lambda sonda and taken it to VW a few times but no one can figure
Mk6 Still going strong (ignore the engine light, it's a censor) : r/GolfGTI
Engine management light: top 5 causes of amber engine warning light | Carbuyer