Air Brake Antilock Control Unit/module Problems of BMW 528

The abs controller failed intermittently causing both abs and traction control system to be disabled, specially once the engine is wam, once it failed, restarting the car won't correct the situation. If the car sits over night, the abs and traction works again for a while, depends on driving condition, if the car is taken into highway right away, the abs might work for hours, if it goes into city driving, it could fail within minutes. I have search all over the internet and found so many other owners with the similar problem. . Read more...

See all problems of the 1999 BMW 528 🔎.

Abs controller failure that led to disabling of abs system, stability control system and speedometer. Multiple BMW owner resource web sites (bimmerfest, roadfly, etc. ) have threaded discussions about the problem and reflect the owners' disatisfaction with BMW's lack of response. They complain of controller unit failing, getting replaced, and failing again. A number of local mechanics have confirmed seeing the problem and have suggested seeking out someone who will rebuild the controller unit to prevent future failure.

1999 BMW 528it - asc/abs control module failure. Loss of abs, traction control and speedometer. Common on 99 model year/55k miles . Noted widely on BMW web forums. $1200 repair always out of warranty. No acknowlagement , recall or help from Bmwna.