What do you think of Elon Musk? Have your say | No thanks
Most recently answered diesel engines questions
![](http://images.honestjohn.co.uk/imagecache/file/pad/75x75/media/16477727/537450_458533677529584_1473549666_n.jpg)
I have a Subaru Outback 2.0d Premium which I have owned from new. It has done 11000 miles (mostly high speed long distance and motorway) and I have noticed that the oil level is creeping up. The car was...
![](http://images.honestjohn.co.uk/imagecache/file/pad/75x75/media/16477727/537450_458533677529584_1473549666_n.jpg)
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....
![](http://images.honestjohn.co.uk/imagecache/file/pad/75x75/media/16477727/537450_458533677529584_1473549666_n.jpg)
My wife and I have a young and growing family. Our 2009 Audi A3 Hatchback 1.9 TDI is now creaking at the seams and we're looking for a secondhand practical vehicle. It needs to be capable of carrying up...
![](http://images.honestjohn.co.uk/imagecache/file/pad/75x75/media/16477727/537450_458533677529584_1473549666_n.jpg)
I recently purchased a 2015 Vauxhall Astra diesel 1.6 CDTi, attracted by the high quoted MPG of 76 (combined). I always calculate the cars MPG when I fill up, as well as recording the figure the car says....
![](http://images.honestjohn.co.uk/imagecache/file/pad/75x75/media/16477727/537450_458533677529584_1473549666_n.jpg)
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?
![](http://images.honestjohn.co.uk/imagecache/file/pad/75x75/media/16477727/537450_458533677529584_1473549666_n.jpg)
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.
![](http://images.honestjohn.co.uk/imagecache/file/pad/75x75/media/16477727/537450_458533677529584_1473549666_n.jpg)
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...
![](http://images.honestjohn.co.uk/imagecache/file/pad/75x75/media/16477727/537450_458533677529584_1473549666_n.jpg)
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...
![](http://images.honestjohn.co.uk/imagecache/file/pad/75x75/media/16477727/537450_458533677529584_1473549666_n.jpg)
How do you know if your DPF is regenerating while driving?
Related topics