Contents Wiring diagrams Section: Brakes -- Basic Knowledge -- 210 Chassis All sections

BAS pressure increase function - GF42.31-P-3100A Mercedes-Benz E-class W210/S210

BAS pressure increase function - GF42.31-P-3100A

MODELS 129, 140 as of 1.12.96, 210 as of 1.2.97, 170, 202 as of 1.6.97, 168 up to 28.2.01, 163, 203, 208, 209, 215, 220

BAS pressure increase

The activation conditions for a BAS brake application are fulfilled, the BAS solenoid valve (y1) is opened. Atmospheric pressure is applied to the back of the power diaphragm. The pressure difference between the front and back of the diaphragm provides maximum brake power assistance.

Illustration shows BAS brake application

Scheme 923

Scheme 923: BAS pressure increase function - GF42.31-P-3100A
BAS pressure reduction functionGF42.31-P-3200A
BAS function in normal operationGF42.31-P-3000A
BAS brake booster, location / task / design / functionGF42.31-P-4000A
BAS control module, location / task / functionGF42.31-P-4500A