61 35... Control units, switches, relays

Fig 1: Identifying Diagnosis Information System (DIS)

Courtesy of BMW OF NORTH AMERICA, INC.

With effect from E38, all schematics, installation locations of electrical components such as control units, switches, relays, connectors, pin allocation of control units and function descriptions for individual systems are described in the Diagnosis Information System (DIS). The procedure describing how to call up each of the components is described in the DIS Handbook under Point 14.5 Documents.