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
Principle
The Flat Tire display detects a tire pressure loss
while driving and issues a warning if the tire pressure
has dropped.
General information
The system detects tire pressure loss on the basis
of rotation speed differences between the individual
wheels while driving.
In the event of a tire