Necessary preliminary tasks:
IMPORTANT: Before beginning repair work, fully press the brake pedal several times to reduce the vacuum pressure in the brake servo.
Pull non-return valve (1) in direction of arrow out of brake booster.
Installation note: Check seal in brake booster and replace if necessary.
Disconnect snap fastener (1) and feed out vacuum line (2).
Installation note: Make sure that snap fastener (1) is correctly engaged.
BMW X3 Service & Repair Manual > Condition based service (applies to certain vehicles only) - service bulletin si
b 00 07 02 (2/2009): Service recognition
The vehicle recognizes when a service is required using the following three methods:
A. Adaptive, using sensor technology and algorithms to determine the required maintenance of a service
item depending upon the individual customer driving style. For example:
Oil change is determined from the e ...