I show you how to remove and replace the valve cover and eccentric shaft sensor specifically on a BMW 3 Series E90. This video is very comprehensive and includes some GREAT TIPS AND TRICKS for the valve cover removal and installation. This BMW would barely run and had a check engine light. The fault codes where for the eccentric shaft sensor 2A31 DME valvetronic eccentric shaft sensor guide and 2a47 valvetronic eccentric shaft sensor plausibility. The sensor was completely failed which led to very poor running. There was also oil in the sensor pins.
BMW 3 Series E90 Valve Cover And Eccentric Shaft Sensor DIY Fault Code 2a31 2a47
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