LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Volvo >> 2021 >> S90 T6 Inscription >> Repair and Diagnosis >> Steering >> Steering Control Systems >> Electrical Equipment - Design >> (Start And Brake Switch Module SBSM) >> Start And Brake Switch Module SBSM (4/196) [2017-2022] >> Connection And Communication
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Connection And Communication

The ignition knob is directly connected to the Central Electronic Module (CEM).

The electronic parking brake switch and auto hold button are directly connected the Vehicle Dynamics Domain Master (VDDM) / Brake Control Module 2 (BCM2).

The drive mode selector wheel, is a LIN slave and communicates with the Infotainment Head Unit (IHU).