...Study 1: BMW Mini Cooper with multiple fault issues This vehicle was running in limp home mode when we were asked to diagnose multiple faults codes. The original scan revealed faults in various components within the engine management system. The coolant temperature sensor was the firs...
...BMW ABS issue BMW 1 Series E87 Case Study This vehicle was reported to have an ABS DSC light on and was diagnosed as a Left Rear Sensor Signal Missing. The sensor was resistance tested and compared to the opposite sensor. The resistance was not the same, so a new sensor was fitted, an...
...m FaultsA BMW Wheel Speed Sensor fault after a Botched Wiring RepairThe Helpline was recently contacted by a garage that was having a problem with a BMW E90 that had a left rear wheel speed sensor fault. The technician noticed the sensor had contacted the reluctor ring, so he replaced the...
...m FaultsA BMW Wheel Speed Sensor fault after a Botched Wiring RepairThe Helpline was recently contacted by a garage that was having a problem with a BMW E90 that had a left rear wheel speed sensor fault. The technician noticed the sensor had contacted the reluctor ring, so he replaced the...
...Helpline BMW 218 with engine noise and poor engine performance The subject car was a BMW 218 with engine code B38B15A. On initial scan of the BMW , a fault code 130308 (Exhaust Cam position not reached) was present. This code was indicating a valve timing position error, and the engine wa...
...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...
...his 2006 BMW 530 diesel, indicating that the glow plug circuit had a malfunction. Armed with this information, my first step was to check the glow plugs. The job time on replacing the glow plugs on this BMW is 1.5 hours, and this includes removing the inlet manifold. Once the manifold i...
...BMW has over the years, utilized a system called Valvetronic on their engines, to improve overall engine efficiency and control the idle speed. These engines did not require a throttle body to control the idle, but still have one as a backup in the event of the Valvetronic failure. The ba...
...BMW Z4: Engine oil leak from front of engine Question: We have a 2011 BMW Z4 2.0 petrol in the workshop with an engine oil leak from the front part of the cylinder head cover. We replaced the cylinder head cover gasket at the last service, but there seems to be engine oil in a similar are...
...2008-On BMW 3.0 Petrol E90/92/93 Series 335i N54830A/B A known fault exists which is caused due to the power steering pump pulley or auxiliary belt coming into contact with the sub-frame when driving over speed humps. This contact between the components can cause the auxiliary drive be...