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...Range Rover Sport: Engine coolant leak Autodata Autodocta Question: We are having difficulty finding the source of an engine coolant leak from around the front bumper area on a 2014 Range Rover Sport 3.0 Diesel. We have carried out a pressure check on the cooling system, which confirms...

...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...

...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...

...Steve Rothwell Tales from the workshop Citroen Cactus - Oil Filter Access I have moaned before, and will probably moan again, about certain manufactures strange positioning of service components. Positioning of the filters can make a big difference to the enjoyment of servicing the veh...

...Steve Rothwell Tales from the workshop Opel Corsa - Oil Pressure Switch Causes a Leak Dirty, black oil dripping from under the front of a vehicle is not a pretty sight, and the resulting mess left on the road is equally disdainful. The owner of this 2004 Opel Corsa was regularly checking...

...Škoda Superb - EGR Valve Replacement Steve Rothwell Tales from the workshop The EGR valve on this 2013 Skoda diesel had been a reoccurring problem for a while now. According to the owner, he had already had it in at another garage for the same fault. The previous garage had made an at...

...Timing Belt Servicing 4T Best Practice REPXPERT Schaeffler is urging all technicians to follow its '4T' guidelines during the service and installation of belt systems and components. 4T was created by Schaeffler's team of REPXPERTs in a bid to boost service and installation best practic...

...Best practice for brake calipers Brake calipers are often overlooked when it comes to servicing brakes. Shaftec explains best practice regarding calipers when servicing brakes, what to look for and how to handle the job properly. How a brake caliper works A brake caliper works by forci...

...THE TIMING BELT DRIVE SYSTEM EXPERT ADVICE. BY EXPERTS. FOR EXPERTS An INA KIT contains every 100% OE component needed to carry out a professional timing system repair. • All components should be changed during servicing to prevent the possibility of major engine damage. • An...

...Function of the Secondary Air System The secondary air system supplies ambient air to the exhaust when the engine first starts up, until the engine is warm enough for the oxygen sensor to take control over the combustion mixture A "rich mixture", i.e. a mixture with excess fuel, i...



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