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321 results found for Autobiz

...Replacing a mass air flow sensor MAF When replacing an mass air flow (MAF) sensor, there are several factors which have to be considered.Why is the MAF sensor being replaced? Is it as a result of a stored error code which triggers the engine management light?If so, just because the engine...

...Assembly camshaft damaged by timing belt failure Some camshafts are expanded with internal pressure to jam lobes into position Some camshafts are assembled from individual parts, instead of being machined as one piece A recent call at the Helpline was from a new member for assista...

...Access to Digital Service Records for Independent garages Vehicle manufacturers are increasingly ditching the physical, printed maintenance records in favour of online digital service histories. The argument is that it is more convenient and efficient, with reduced scope for mileage...

...It's all about the pressure Recently we had 2 separate calls, both Ford Transits that would not start. Both garages are very capable in their diagnostic procedures, and went through the usual tests for the fault codes that had been retrieved for fuel pressure. They tested the leak bac...

...Oscilloscope basics explained Getting to grips with some Oscilloscope terminology and basic settings will go a long way towards demystifying this essential diagnostic tool. eXponentia explains some of these basics. The difference in using an oscilloscope and a multi-meter to measur...

...Skoda Octavia - Clutch failure The owner of this 2012 Skoda Octavia II 2.0 TDi, was not too concerned, because the clutch was working, but it did feel different. That was until on a local drive when attempting to change gear, there was a crunching and grating sound, which indicated to t...

...Hard Starting and Running Opel Vectra C 2.2 Petrol Hard Starting / Running Opel Vectra C 2.2 Petrol An Opel Vectra C 2.2litre with the high pressure petrol engine (Z22YH) was at a garage with a running fault. The helpline was called to help diagnose the high pressure fuel system. The...

...Volkwagen Golf - Noise concern The wheel arch panels need to be well secured to prevent problem occurring When driving around the town, this 2004 VW Golf 1.9 TDi was a nice, quiet drive. At higher speeds, a noise originating from the nearside front, was concerning the owner. He descr...

...Understanding Bias Voltage Diagnostics for Sensors Tales from the Autobiz Helpline In modern vehicle electronic systems, the vast amount of sensors and actuators are vital to the correct and efficient performance of the system, as designed by the manufacturer. Every time the vehicle is...

...Ford Focus - Internal EGR Failure The pin between the motor and the valve had broken Quite a number of diesel engine problems can be attributed to EGR related failure. With more complex EGR systems, this can result in a more expensive outcome to resolve the problem. This 2006 Ford...



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