Wheel antenna, component description - GF40.15-P-5125SX
MODEL 216.3, 221.0 /1 with CODE (475) Tire pressure monitor (Siemens) up to Model Year 8
MODEL 216.3 with CODE (494) USA version up to Model Year 8
shown on model 221
Location
The left front TPM [RDK] wheel antenna and right front TPM [RDK] wheel antenna are located in the front wheelhouses.
Task
The left front RDK wheel sensor (A69/1) is requested with a trigger signal from the TPM [RDK] control unit (N88) via the front left TPM [RDK] wheel antenna to transmit a transmission protocol.
The right front TPM [RDK] wheel sensor (A69/2) is requested with a trigger signal from the TPM [RDK] control unit to transmit a transmission protocol
These transmission logs are required for the assignment of each wheel sensor when activating the tire pressure monitor system (RDK).
The left front TPM [RDK] wheel antenna and right front TPM [RDK] wheel antenna are connected to the TPM [RDK] control unit via the Local Interconnect Network (LIN).