I have 2005 BMW 545I a misfire in cylinder 1,2,3,4 in V8 Engine 4.4L . I replaced the spark plugs and the ignition coils, also the exhaust camshaft sensor and the intake camshaft sensor, and the 2 Vanos valves in front the engine , but still have the misfire ! Could anyone advise how to solve the misfire I would be appreciate if you help me. tThanks,
Ahmed Waly
VA, USA Zip 22033
