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Home >> BMW >> 2014 >> M6 2D Convertible, Standard Trans >> Repair and Diagnosis >> General Information >> OEM General Information >> Functional Descriptions - 6-Series - Lubrication, Restraint, Stability Control Systems >> Stability Control System - Functional Description >> Dynamic stability control (Version 2) >> Brief component description >> 4 wheel speed sensors

4 wheel speed sensors

The active wheel speed sensors are connected to the DSC control unit. The complete signal processing takes place in the active wheel speed sensors.

Fig 1: Identifying Wheel Speed Sensors And Plug Connection
G09908328Courtesy of BMW OF NORTH AMERICA, INC.
Item Explanation
1 Line to two-pin plug connection
2 Wheel speed sensor, front axle
3 Line to two-pin plug connection
4 Wheel speed sensor, rear axle

The wheel speed is measured at a magnetic increment wheel. The magnetic increment wheel is divided into 96 increments per rotation of the wheel. Each increment change is detected by the active wheel speed sensor and converted into a defined signal protocol of a pulse-width modulated signal.