Steering Column Switch Cluster
WARNING: This page does not describe the selected car, but rather 15 other vehicles, including the 2006 BMW 530i, 2006 BMW 525i, 2006 BMW 330xi, 2006 BMW 330i, and 2006 BMW 330Ci. However, it is still accessible from the selected car via links, so may be relevant.
The switch for steering column adjustment sends its signal to the steering column switch cluster (SZL). The steering column switch cluster forwards this signal to the center console switch cluster (SZM).
Up To 09/2005 Signal path: Switch for steering-column adjustment -> Steering column switch cluster (SZL) -> byteflight -> Safety and gateway module (SGM) -> K-CAN -> Centre console switch cluster (SZM).
From 09/2005 Signal path: Switch for steering-column adjustment -> Steering column switch cluster (SZL) -> Body gateway module (KGM) -> K-CAN -> Centre console switch cluster (SZM).