GL 550 (164.886) V8-5.5L (273.963) (2008)
Tire Pressure Monitor Antenna: Description and Operation
GF40.15-P-5125GZ Wheel Antenna, Component Description
GF40.15-P-5125GZ Wheel antenna, component description
with CODE (475) Tire pressure monitor (Siemens)
except CODE (498) Japan version
Function
The TPM wheel antennas receive the data transmitted from the corresponding wheel sensors by radio signal. The wheels are assigned using field
strength measurement. Assignment is necessary after a wheel change or reactivation of the tire pressure monitor (TPM) system. The data from the
respective wheels is passed on to the TPM [RDK] control unit (N88).