Ask Honest John

Most recently answered technical issues questions
A relative who has a 2004 Toyota Yaris 1.4 diesel has been told that the adjustment on both front headlights is broken. This means it has failed the MoT and to fix it they want nearly £400. I'm wondering...
I have recently bought a Dacia Sandero following your long term reviews in Our Cars. Can you tell me the exact speakers you fitted to your car, so I can buy the same ones?
My wife owns a 2004 Peugeot 307 cc; however, the folding roof has failed - something to do with the catches close to the windscreen. My local dealer has quoted £1500 to rectify the problem. It failed...
I am considering buying a classic Alfa Romeo Spider, which has been standing for several years. The seller claims the engine has been "recommissioned". Please can you tell me what the definition of "recommissioned"...
My beloved C30 does 600miles a week. 120 round trip commute. I had heard about cars not running because the filter blocks up, in the city as short journeys, low revs, the engine never cleans. I do travel...
My Ford S-Max diesel (2007) with 60,000 miles has blown its engine. Before this it was worth £6500. Is it worth replacing the engine? I've been told the new engine will cost £1500 and £1200 to fit/ Will...
The clutch on my 2010 Citroen C4 has started screaming and my local garage says the bearings have crumbled so new clutch is needed at a total cost of £460. The garage also said the DMF may also need doing....
I have read about a possible issue with the Ford C-Max and the fuel filter becoming easily blocked with emulsion, which forces the car to go into limp home mode. This happened to me and with a fuel error...
I took my 2001 ka to a local garage as the heater was only blowing cold. They replaced the heater control valve at a cost of £90 but now it is only blowing hot air. They told me that this means i need...
I am reaching the end of my tether with my 2003 Ford Focus. It started at the beginning of the year when it started cutting out. The breakdown guy diagnosed the battery, so I bought a new one and it seemed...