Ask Honest John

Most recently answered diagnostics questions
I have a flashing glow lamp warning light on my Skoda Fabia. What does this mean and is it okay to drive?
Our Hyundai dealer wants a nonrefundable £78 diagnostic fee before covering work under the Hyundai five-year warranty. Is this acceptable?
I bought a Toyota Auris from a main Toyota dealer a week ago. The car is a 16 plate, with only seven miles on the clock when I bought it. The car was a Toyota fleet car, so was unused for over a year....
I booked my car in for aircon failure and was told the diagnostic fee wouldn't be charged if work was done. I had work done (for £840) and find the diagnostic fee was charged after all. The phone recording...
Are there any cheap fault code readers that do not need the ignition to be on? As my fault locks out the push button start on my Mazda 6 so I cannot switch the ignition on to power up the standard code...
My Renault Trafic 1.9 DCi glow plug light comes on and goes into limp mode. It also wont rev over 2000 and emits lots of white smoke from the exhaust. Can anyone help?
On driving my Skoda Yeti home, after purchasing from an approved dealership in April 2016, I noticed an external squeaking noise emitting from the front of the vehicle and an internal whistling coming...
I have a 2003 diesel Renault Clio 1.9. The engine turns over, but there is no ignition. There is a strange whirring noise coming from the engine bay. So far I've discovered that it isn't the battery, there...
My Ford Focus 1.6 TDCi runs fine for 35 - 40 miles, then cuts out as if the ignition was turned off. When I stop and turn off the ignition and then restart it then it runs fine. This is a repeating problem....
I recently bought a used Jeep Patriot from a dealer and was given a three month basic warranty from them. It developed an oil leak so I called the garage to say this was happening, they said put it into...
 

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