What is the smell around the exhaust of my car after a long run?

My Audi Q5 has a smell like hot tarmac around the rear and exhaust area after a good run. It doesn't smell like oil and the oil level is steady after 500 miles. No smell under bonnet or car sides. What...

Is there a way to check if my dealership did the emissions fix without my consent?

Is there a definitive test that can be carried out to determine whether or not my dealership has carried out the software fix without my consent? My 2010 Volkswagen Golf 1.6 TDI is due for its MoT in May....

Are failed injectors common on SEAT Leon 1.6 TDI?

My 2010 SEAT Leon 1.6 TDI is being called in for its emissions fix. But before this could be done my car went into limp mode and a failed injector was diagnosed. Is this common on this car?

Can I reverse the emissions fix by disconnecting the battery?

My SEAT had the "fix", which has ruined the performance and fuel consumption and will likely lead to EGR failure in the future. Can I reset it by disconnecting the battery? Slim hope, I know.

The emissions fix ruined my SEAT Leon - can Volkswagen reinstate the old engine remap?

I've had the emissions fix done on my SEAT Leon and now the car is a dog. Can Volkswagen reinstate the old engine remap and remove the flow obstructer from the inlet? The car is doing 15 per cent less...

Has the emissions update ruined my SEAT Ibiza?

I had the emissions update on my SEAT Ibiza 1.6 TDI Sportrider. Eight weeks later, the turbo blew. SEAT tried to blame me by saying there was too much engine oil. I got an oil sample done and the oil was...

Is it standard practice for the limiter to be removed during the emissions fix?

Our 2012 diesel Volkswagen Caddy had its emissions fix and, a week later, it refused to start. RAC identified it as the ERG valve. Volkswagen said to bring it in for a diagnostic test which would be FOC...

The emissions fix caused the EGR on my Audi A3 to fail - what are my rights?

200 miles after the update, my 2010 Audi A3 Cabriolet 1.6 has broken down and needs a new EGR valve. These are on back order and, after two weeks, I have no idea when I will get my car back. I am concerned...

Will using premium fuel and driving gently improve the life of the EGR, DPF and injectors?

The emissions fix was done on my 2010 Volkswagen Golf 1.6 TDI in January 2017 and it now drives very differently. The DSG gearbox changes up into seventh gear much earlier than before (at around 40mph)...

How can you be so dismissive of the problems caused by the emissions upgrade?

How can you be so dismissive of the problems your readers are reporting shortly after implementation of the VAG emissions upgrade? We know that soot increases three-fold after the upgrade. We know that...