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Home >> BMW >> 2014 >> M235i Automatic Trans >> Repair and Diagnosis >> General Information >> OEM General Information >> Functional Description - 2-Series (F22) - Steering System, Restraints System, Stability Control System, Tire & Wheel System, Lubrication System >> Tire & Wheel System - Functional Description >> Tire Pressure Monitor (RDC) >> RDC control unit >> Structure and inner electrical connection

Structure and inner electrical connection

All 4 pins on the plug connection of the RDC control unit are always assigned.

Item Explanation
1 CAN low
2 Terminal 30B
3 CAN high
4 Terminal 31L


The wheel electronics system consists of a plastic housing. The plastic housing contains a printed circuit board and the following components: