Ask Honest John

Most recently answered nox emissions questions
Our two year old Volvo V40 2.0 has been in the garage for nine weeks undergoing tests and repair for an emission problem. We have been told that there is an inherent flaw in the design, is this true?
I have recently had the E189 emissions software update on my Volkswagen Golf VI 2.0 TDI. On the way from London to Cornwall the glow plug warning light started flashing and the car went into limp mode....
Why is the Volkswagen emissions fix not being withdrawn? My Volkswagen Golf 1.6 bluemotion had the 'fix' two days ago and this morning had to be recovered and towed back to the garage after driving less...
Can you publish some advice about the owners considering whether to get the Volkswagen "fix" being applied to EA189 engines actually implemented? I sold my 2011 Audi A3 2.0 TDI to my girlfriend's mother...
As I wouldn't buy any of the current ones, when will VWG make new engines?
I enjoy reading your column on a Saturday morning. I have noticed over the years that VWG products seem to feature quite significantly, both in frequency and expensive resolution. This seems at odds to...
I have a 2013 Volkswagen Tiguan 177PS DSG with the EA189 engine. This is due to have its 'fix' shortly and, having read all the comments, I'm extremely concerned that it will be worse after it's done....
The 2014 Volkswagen Sharan 2.0 TDI fix is now available and the letter says there will be increased AdBlue use and 5 free refills will be offered. I phoned Volkswagen and pressed them for more info, they...
Has any one else suffered starting problems after the emissions fix on the Volkswagen Golf Plus 1.6 TDI. If so, what action was done to fix the fault as Volkswagen won't give any information regarding...
I have just had my 2.0-litre Volkswagen Golf emissions fix and there is now a top end knock/rattle that my local Volkswagen garage say they are unaware of. The car is so loud that it is unsalable. Why...