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 > Transmission in general: Safety instructions for handling oil
WARNING: DANGER OF POISONING if oil is ingested/absorbed through the skin!
RISK OF INJURY if oil comes into contact with eyes and skin!
Recycling:
Observe country-specific waste disposal regulations.
Measures if oil is unintentionally released:
Personal precautionary measures: Danger of slip ...