BAS solenoid valve, location / task / function - GF42.31-P-4002A
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 solenoid valve, location | In the BAS brake booster. | ||
| BAS solenoid valve, task | Admits air to the driver side chamber to carry out maximum brake assistance when BAS is activated. With ESP: Applies approx. 5 bar inlet pressure to the high-pressure pump in ESP closed-loop operation. With DTR: Carries out braking of the vehicle if necessary in DTR closed-loop operation. |
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| BAS solenoid valve, function | The solenoid of the BAS solenoid valve is activated by the BAS / ESP control module and opens the poppet valve. The poppet valve admits atmospheric pressure to the rear of the power diaphragm of the brake booster and increases the brake pressure. |