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29 results found for eXponentia

...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...

...A common problem we are having with the replacement of the brakes on BMW vehicles fitted with a condition based service indicator.  When checking the condition of the brakes on the service menu, the technician then performs a brake pad reset after replacing the pads. But the problem o...

...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...

...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...

...Have You Tried Recalibration?  Modern cars are more complex, as well as less fault tolerant. Sometimes fault codes are created by unknown circumstances, not because of a true fault. eXponentia’s Steve Carter relates a few instances where the fault might be considered to be phan...

...The Key to Success is Knowledge Any repair requires an understanding of what is wrong, and the effects of what you are doing. Both require an understanding of how things really work. eXponentia’s Steve Carter explains the importance of knowledge as it applies to the ever increasin...

...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...

...Toyota Prius Equalisation Charge Hybrids are here to stay, and they are going to thrive under a combination of more stringent emission requirements and rising fuel costs. eXponentia’s Steve Carter recounts a problem encountered on a Prius that refused to start and then required an...

...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,...



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