FREON
The refrigerant Freon R12 is used in most BMW automobiles with an air
conditioner up through the 1992
model year. It has a boiling point of - 29.8ºC (sea level), at which the
refrigerant is t
OIL USED IN FREON-CHARGED SYSTEMS
A mineral-based oil is used. The oil level in the compressor must be checked
before filling an air conditioner
with refrigerant. It can be checked only if the system
A musty odor may be detected in the vehicle, particularly when the air
conditioner is first switched on.
This is caused by microorganisms growing on the evaporator from moisture
condensation.
A di
Necessary preliminary tasks:
Remove mechanism for glass cover at front.
Overview of glass lid mechanism:
Fig. 1: Identifying Glass Lid Mechanism Components
Floating roofliner mechanism
Mechanism, front glass lid
Drive wedge
Drive plate
Mechanism, rear glass lid
Control carriage, rear gla
Principle
The BMW app and the pictures of the Surround
View cameras in combination with the corresponding
equipment enable the display of the
vehicle's surroundings on a mobile device.
The function displays a momentary view of the
situation.
Sensors
The system is controlled by the following sensors