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29 results found for eXponentia

...Various electrical problems, loss of central locking, wipers, immobiliser faults, etc. We have found these can be due to water ingress into the UCH module located in the near side of the dash. Water can find it's way into this module from the sunroof and roof mounted arial. &n...

...DPF systems seem to be gathering pace in the problem list. The Zafira B Z19DT is one such call we deal with regularly. On investigation of the fault codes the DPF pressure sensor seems to be at fault, but the rubber pipes located near the DPF may have melted through. And codes for gl...

...In the past mechanics have muddled by with just a multimeter as their trusted diagnostic friend. No longer is this the case. Every day on the helpline we are asked to help with ever more complicated problems on modern vehicles, only to discover that the mechanic has only a multimeter to...

...This vehicle suffers with a poor idle quality and fault codes for high fuel rail pressure. This vehicle has a pressure relief valve located in the fuel rail. A mechanical devise to relieve over-pressure on the fuel rail. This valve has been know to fail. When removing this valve it ofte...

...  ​Recently, we have noticed a large number of garages calling the Helpline with faults logged for catalyst efficiency below threshold, only to be told the garage has recently replaced the CAT following a failure of the original part. The customer then returns a few weeks lat...

...Diagnositics Ford Mondeo and an Opel Astra A fouled Astra and a In this month's troubleshooting guide, we are going to be looking at a 2004 Opel Astra and a Ford Mondeo of a similar age. The Astra was worked on, but not repaired by, a garage that overlooked the fundamental basi...

...Diagnostics 2008 Volvo V70 Working with what you know Sometimes you encounter a problem on a car that doesn’t seem to have a clear solution. Sometimes the only thing you can do is fix what you can, and then see what effect that has on the rest of the situation. Using this method,...

...Diagnostics 2009 Audi A3 - Fixing the Un-Fixable Car A 2009 Audi A3 recently went around to many garages in Ireland, in search for a cure for a severe running problem. After many unsuccesful repair attempts, eXponentia’s Steve Carter was asked to diagnose the problem. This troubleso...

...Diagnostics BMW X5, VW Golf Mk4 and a Fiat Punto Marea Nothing is as good as good information eXponentia’s Steve Carter recounts troubleshooting faults on three very different cars with one common key to a successful repair; the availability of vehicle specific information....

...Diagnostics Fiat Ducato Will Not Start eXponentia’s Steve Carter tackles a Fiat that refused to start a replacement engine, thought to be identical to the failed engine. But sometimes things are not as they appear to be, and only knowledge and good diagnostics will get you to a ha...



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