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...This BMW came to the workshop with a rather unusual emissions failure. It had failed the NCT test on  emissions test, with a very high level on the Lambda reading. The first step taken was to scan the engine management system for fault codes, but no codes were stored. The data fo...

...Over the last year, we have been getting a steady stream of enquiries about how Stop-Start works. Most garages have some idea of the basic principals of some systems, but there are many problems associated with Stop-Start operation across a wide range of vehicle types.     ...

...We recently investigated 'overheated solenoid' on Vauxhall Antara 2.2 CDTi and Chevrolet Captiva 2.2 VCDi. Our research showed that there is a common fault with the wiring loom for the battery feed going to the starter motor. Due to a poorly insulated B+ wire, the cable will overheat and c...

...One of the most common risks when driving a vehicle is the lack of visibility in the rear view mirrors, because there is a blind angle or spot where the driver cannot perceive another vehicle while driving, putting other users at risk. In 2007, Volvo developed a system called BLIS (Blin...

...Since the introduction of Controller Area Networks (CAN) in cars in the 1983, Bosch has continued to improve this method of communication between control modules. Modern vehicles have up to 70 modules communicating on various bus networks. This added complexity has  many garages runni...

...  Today we will describe a failure that affects the X6 35 xdrive aut. E71 (30 6D 5) model of the BMW brand, specifically a failure related to the engine.   AFFECTED VEHICLE BMW X6 35 xdrive aut. E71 (30 6D 5) SYMPTOM The engine does not start. FAILURE...

...Question: We have a 2011 BMW X1 in for service and the customer has complained of a whistling noise from the door mirror area when driving at a constant speed between 40-50 mph (60-80 kph). We have heard the noise on road test but we are having difficulty finding the source of the whistlin...

...Question: We are having trouble diagnosing the source of a fuel odour in the passenger compartment of a 2011 2,0 BMW X3. We can smell the fuel odour in the passenger compartment and have visually checked all of the fuel pipe connections which are tight and not leaking fuel. Can you help?...

...You think it would be safe to assume that replacing the conventional ignition switch with a push button start, you would avoid issues with the switch failing and the starter motor remaining engaged due to continuous power supplied to the solenoid. Well that is not the case when it comes...

...Mercedes Benz Sprinter 1999-2006 Diesel vehicles affected. Part Numbers affected: AEA3201, AEC1299, AEC1481,AEC1489,AEC1630 There is a common known fault with many Mercedes diesel vehicles between 1999 and 2006 which results in the failure of the alternator pulley and/or bearings. O...



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