Electrical System Problems of BMW 525

BMW 525 owners have reported 79 electrical system related problems since 1996. Table 1 shows the 16 most common electrical system problems. The number one most common problem is related to the vehicle's electrical system (49 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.


Recently reported Electrical System problems of BMW 525

The Electrical System problem

Battery problems, was supposedly recalled for it and now the car is dying and the alarm is going off in my driveway at 10:30pm after being off for hours. The alarm doesn’t turn off with the fob or if key is in ignition, I need to remove the battery panel find a ratchet and remove one of the   Read details...

The Wiring problem

Headlight wiring insulation rot lead to failed high and low beams on driver side and intermittent failures of both beams on passenger side. See photo for exampole of disintegrated wiring on driver high beam wiring harness.   Read details...

The Car Will Not Start problem

Computer drawing down battery and car will not start seems to happen more when it�s damp and raining this happens when the car is parked passenger airbag light is on BMW would like $2500. To reboot computer I think its a scam   Read details...

The Ignition Coils Failure problem

I was driving along the freeway when all of a sudden my car engine started to run very rough and the service engine light came on. My car have to be towed to the BMW dealership and I was told the all of the ignition coils have to be replaced. My car then had only 29k+ miles.   Read details...

The Alternator/generator/regulator problem

The contact owns a 2006 BMW 525xi. While driving, the contact noticed an odor of burning rubber and the alternator warning indicator illuminated. Also, the power failed without warning. The contact stated the vehicle was not able to start without receiving a jump.   Read details...




525 Service Bulletins
525 Safety Recalls
525 Defect Investigations