Tire Pressure Monitoring System With Wheel Speed Sensor
Tires with emergency running characteristics are only installed in conjunction with a tire pressure monitoring system.
If the vehicle has TPMS, there are no wheel electronics in the rim.
The lettering on the wheel electronics shows which system is installed.
Beru wheel electronics system, refer to WHEEL ELECTRONICS, TPMS, BERU SYSTEM .
Siemens wheel electronics system, refer to WHEEL ELECTRONICS, TPMS, SIEMENS SYSTEM .
Direct measuring systems according to model METAL VALVE BODY, REMOVING AND INSTALLING .
Indirect measuring systems according to model METAL VALVE BODY, REMOVING AND INSTALLING .
When the tire pressure decreases, the speed of the respective tire changes.
The changed tire speed is recorded by the speed sensor.
The driver is informed of the changed tire pressure in the instrument cluster.