New System Features/Modifications

New system features/modifications
The main feature of the instrument cluster in the Z4 is its new design:
^ The indicator and warning lamps between the needle instruments. The coolant temperature gauge and the fuel gauge are integrated in the tachometer.
^ Additional indicator and warning lamps (e.g. Electric Power Steering EPS) are integrated.
^ The automatic gearbox or Sequential Manual Gearbox SMG has a liquid crystal display for indicating the gear.
^ The instrument cluster of the Z4 has a gateway function between the bus systems (as in the E46) K bus, PTCAN bus and diagnosis bus.
^ The lighting of the instrument cluster is controlled by means of the K bus.
^ The instrument cluster has a modified voltage supply with under voltage detection.
^ The acoustic alarms and test functions have been expanded.