gf4232w1000a

Active brake assist (ABA) control unit, component description

Type gf · topic 42.32 · version 0101 · 2011-01-20

Applies to: MODEL 930, 934 with CODE (BC6) Active Brake Assist 2 MODEL 930, 932, 934 with CODE (BC7) Active Brake Assist (ABA)

Where it sits

Function group 2 Chassis › 42 Brakes - hydraulic and mechanical systems › 42.32 Active Brake Assist (ABA) — Series 930 · Series 932 · Series 934

GF42.32-W-1000A

Active brake assist (ABA) control unit, component description

18.1.11

MODEL 930, 934 with CODE (BC6) Active Brake Assist 2

MODEL 930, 932, 934 with CODE (BC7) Active Brake Assist (ABA)

Active brake assist (ABA) control unit, component description

W42.32-1013-08

A3 Vehicle engine control (FMR) control unit

A111 Active Brake Assist (ABA) control unit

A11 Electronic brake system (EBS) control unit

Location

The Active Brake Assist (ABA) control unit (A111) is located in the electrical compartment on the passenger side, under the dash support. The Active Brake Assist (ABA) control unit (A111) is installed directly under the brake system (BS) control unit (A11).

Task

The Active Brake Assist (ABA) control unit (A111) receives all the necessary data (preconditioned) concerning the vehicle in front from the radar sensor controller unit (ART) (A63.1). From this data, the Active Brake Assist (ABA) control unit (A111) calculates the current traffic situation and the risk of a rear-end collision.

In critical situations, the Active Brake Assist (ABA) control unit (A111) sends appropriate information to warn the driver to the instrument (INS) (P2) and, if necessary, a request to decelerate the vehicle to the brake system (BS) control unit (A11).