SL 550 (230.471) V8-5.5L (273.965) (2008)
Tire Pressure Monitor Antenna: Description and Operation
GF40.15-P-5129RU Central TPM [RDK] Antenna Component Description
GF40.15-P-5129RU Central TPM [RDK] Antenna Component Description
MODEL 230 as of 1.7.05
with CODE (470) Tire pressure monitor (base)
with CODE (494) USA version
except CODE (498) Japan version
Central TPM [RDK] antenna
Task
The central TPM [RDK] antenna receives the following information from the left front TPM [RDK] wheel sensor (A69/1), the right front TPM
[RDK] wheel sensor (A69/2), the left rear TPM [RDK] wheel sensor (A69/3) and the right rear TPM [RDK] wheel sensor (A69/4):
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The absolute pressures in the tires
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The acceleration
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The temperatures at the individual TPM wheel sensors
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The ID to identify the wheel
Function
The information transmitted by radio signal is supplied to the TPM [RDK] control unit over a discrete cable.