E 55 AMG Wagon (211.276) V8-5.5L SC (113.990) (2006)
Wheel Speed Sensor: Description and Operation
GF42.45-P-5134TM Wheel RPM Sensor, Component Description
GF42.45-P-5134TM Wheel rpm sensor, component description
Component Identification
Location
The left front rpm sensor and right front rpm sensor are mounted on the front axle steering knuckle.
The left rear rpm sensor and right rear rpm sensor are mounted on the rear axle wheel carrier.
Task
Generates a square wave signal from which the ESP control unit (N47-5) determines the current wheel speeds.
Design
Active sensor consisting of a housing with integrated evaluation circuit and a sensor element which is based on the Hall principle.