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Most recently answered diagnostics questions
I initially had trouble with my 2005 Citroen C3 automatic with stop/start not starting, and the garage advised a new battery, which when fitted was OK. Two years later the car started hopping and the dealer...
I have a 2.0-litre 2002 Ford Mondeo TDCI 130BHP and had a message saying 'P2339 Cylinder #4 above knock threshold' on the ECU diagnostics check. The car starts fine, but is giving off a lot of blue smoke...
I bought a secondhand KIA Sportage 2.0 CRiXS Auto in April 2008 and extended the warranty in Nov 2008 for a further two years. Last week, an indicator light showing 'Malfunction' came up with the word...
I have a 2004 Vauxhall Vectra diesel and the engine light is on. The car wouldn't rev above 2500 rpm and I took it to a garage to plug it into a computer. It came up with a biometric sensor fault. So I...
My friend has a 54-plate Ford Focus TD. He stopped the engine one day and it has not started since. That was six weeks ago. Up to now, six fitters have looked at it and don't know what it is. The car just...
I was notified of a fault with the DSG system on my BMW 118d (77,000 miles), by a warning light on the dashboard. I had this checked by a local BMW specialist who diagnosed the problem as a faulty hydraulic...
I need to get a diagnostic test done on my wife's old 1997 Citroen Saxo as it is running very badly, but my local garage can't find a computer point. The workshop manual says that it should have one somewhere...
I have a 56 Renault Grand Scenic 1.9DCi (FAP) with 27,000 miles. This is not about the FAP and regeneration - I've been there and got the T-shirt (and won't be buying a car with an engine such as this...
A few weeks ago the airbag warning light in my 2004 Audi A3 2.0 TDI came on. I took it to an independent Audi specialist for diagnosis, hoping it would just be a sensor or something else minor, as the...
My Volkswagen Touran has the ESP dashboard indication on and the ESP button lit up all the time. What is my best first move for this?
 

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