BMW 550 owners have reported 42 electrical system related problems since 1996. Table 1 shows the 7 most common electrical system problems. The number one most common problem is related to the vehicle's electrical system (32 problems). The second most common problem is related to the vehicle's wiring (4 problems). For details of each of the problem category, use the links in the table.
| Problem Category | Number of Problems |
|---|---|
| Electrical System problems | |
| Wiring problems | |
| Alternator/generator/regulator problems | |
| Trunk Wiring problems | |
| Ignition problems | |
| Battery Cable problems | |
| Car Will Not Start problems |
Vehicle abruptly shut off while reversing out of my driveway. Vehicle restarted after a long crank and appeared to enter a reduced power mode/limp mode with a transmission fault that locked the transmission in 4th gear. Reading obd2 codes revealed a code for the crankshaft position sensor. Read details...
Vehicle parked for days, noticed smoke from passenger side engine bay, inspection found possible faulty electrical wiring or oil leak onto electrical wiring causing small fire on engine floor. Disconnected negative terminal to battery. Read details...
Our car's electrical panel lit up before the car stalled on two separate occasions. The first time, BMW replace the battery. The second time, BMW replaced the alternator. 12 days after being serviced by BMW, our house burned down due to a fire originating on the front left side of the BMW. Read details...
Tl-the contact owns a 2011 BMW 550i. The contact stated that while driving approximately 40 mph the vehicle stalled without warning. The vehicle would not shift back into park. The vehicle was towed to the dealer and was diagnosed that the wiring that connects to the fuse box and battery was not Read details...
Vehicle shuts off unexpectedly and fails to restart, additionally the vehicle will randomly fail to start. The engine will shut off while driving at highway speeds, when driving slowly, or shortly after shifting the car into drive from park. Read details...