Table 1 shows five common service brakes related problems of the 2006 BMW 525. The number one most common problem is related to the service brakes (twelve problems). The second most common problem is related to the brakes failed (two problems).
| Problem Category | Number of Problems |
|---|---|
| Service Brakes problems | |
| Brakes Failed problems | |
| Brake Master Cylinder problems | |
| Brake Hoses, Lines/piping, And Fittings problems | |
| Power Assist Brake Vacuum problems |
Brake booster is loosing vacuum when sitting over night causing the brake pedal to be rock hard at startup. The brakes are fine again as soon as the car starts. I know that the e65 from the same years has a recall on the brake booster vacuum line and check valve. Read details...
The contact owns a 2006 BMW 525i. While driving approximately 40 mph, the brakes failed. The vehicle was shifted into neutral and taken to an independent mechanic who diagnosed that the booster vacuum was turned at the vacuum pump causing the brake pump to leak oil and contaminate the brake booster. Read details...
The contact owns a 2006 BMW 525i. The contact stated that while driving 45 mph, she applied the brakes but the vehicle did not slow down. The failure recurred on several occasions so the contact took the vehicle to a dealer for a diagnostic test. Read details...