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Most recently answered diagnostics questions
I have an Audi A4 TDI. When I put the boot down in second or third gear between 1000 and 2000 revs, the engine splutters as the turbo is working. It's like a dirty fuel filter but I know it's not, as it...
I've got an Audi A3 TDI 2-litre. It suddenly started misfiring and jerking while I was on the motorway. Now its got worse and is losing a lot of power. It sounds like a tractor. I have to rev it very high...
I bought a Peugeot 407 HDi from a trader. The third day after buying the car it started to misfire and lose power, and then after a few miles would clear itself. I took it back to the trader who took it...
I'm having a problem with my Nissan Primera 2-litre diesel estate. The engine management light came on, the car cut out and now won't start.
My Volkswagen Passat 1.9 TDI is juddering. The ESP light is on, along with the emissions workshop light. What could be causing this?
I recently fitted a new EGR valve to my Vauxhall Zafira, but since I got it done the following happens. When starting there is occasionally white smoke, followed by irregular idling until the engine is...
While driving in Greece recently, my 2005, 45,000-mile Volvo XC70 2.4 D5 flashed up 'Anti Skid Service Required'. On reaching home 1500 miles later, with no apparent problems apart from having this message...
Is it possible for a management warning light to come on and no faults be detected on a diagnostic machine? I have had a recent nightmare with my Citroen C3. The flashing MIL light came on and four unknown...
I have just taken my Vauxhall to the garage as the engine management light is on. The fault reader showed code P113 - 'door inactivation position sensor'. The garage has never heard of this and couldn't...
I have a 1999 Ford Puma 1.7 with a juddering problem and have had two diagnostic checks, but no codes show up. When I take my foot off the accelerator, the car judders. So far I've replaced the catalytic...
 

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