1.0 GENERAL INFORMATION
Brake fluid, (glycol-based) as used in BMW brake systems, must conform with
the following requirements:
High boiling point
Good low temperature resistance
Low compressibil
Fig. 1: Identifying Heater/Air Conditioner Servomotors Components Location
Servomotor, defrosting
Servomotor, footwell, rear cabin right
Servomotor, ventilation, front right
Servomotor, stratification, front right
Servomotor, stratification/shut-off, rear cabin, right
Servomotor, footwell, f
WARNING: Danger of scalding!
Only perform this work after engine has cooled down.
IMPORTANT: Wear protective goggles and gloves.
Necessary preliminary tasks:
Follow instructions for working on cooling system.
Remove fan cowl.
Drain coolant.
Unlock coolant hoses and detach.
Release screws.
R