S 600 Coupe (140.076) V12-6.0L (120.982) (1997)
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Vacuum Brake Booster: Description and Operation
GF42.31-P-4000-01A BAS Brake Booster, Design
GF42.31-P-4000-01A BAS brake booster, design
Component Identification
Vacuum-powered brake booster with one or two diaphragms. The BAS solenoid valve (y1) and the BAS release switch (s1) are permanently built into
the BAS brake booster (A7/7) (cannot be changed). The BAS diaphragm travel sensor (b1) and, if necessary, the BAS control unit (N48) are fitted
onto the brake booster (can be changed).
