Fire risk Engine and engine cooling
An electrical short can cause the PCV valve heater to overheat, increasing the risk of a fire while driving or, soon after driving when parked.
0si, X3 xDrive30i); 2008-2013 1 Series Convertible (128i); 2006-2011 3 Series Sedan (325i, 325xi, 328i, 328xi, 328i xDrive, 330i, 330xi); 2006-2012 3 Series Wagon (328i, 328i xDrive); 2007-2013 3 Series Convertible (328i); 2006-2010 5 Series Sedan (525i, 525xi, 528i, 528xi, 530i, 530xi); 2006-2007 5 Series Wagon (530xi); 2007-2010 X5 SAV (X5 3.0si, X5 xDrive30i); 2006-2008 Z4 Coupe (Z4 3.0si); and 2006-2011 Z4 Roadster (Z4 3.0i, Z4 3.0si, Z4 sDrive30i) vehicles. The heater for the positive crankcase ventilation (PCV) valve may short circuit.
What to do: Park away from buildings and book the repair now.
Repair soon Air bags
In the event of a crash necessitating deployment of the driver's frontal air bag, the inflator could rupture with metal fragments striking the driver or other occupants resulting in serious injury or death.
Upon deployment of the driver's frontal air bag, excessive internal pressure may cause the inflator to rupture.
What to do: Book this in with a dealer now. It affects a safety system.
Repair soon Service brakes
The loss of power assist in braking could increase stopping distance and lead to a vehicle crash.
The brake vacuum pump may leak a small amount of lubricating oil into the hose. The contamination could result in a loss of power assist braking.
What to do: Book this in with a dealer now. It affects a safety system.