The ignition system on modern BMW engines consist of one ignition coil per
cylinder. This arrangement is
known as RZV, or Direct Stationary Ignition. The ignition coil receives fused
power usually from the DME
main relay or IVM (N62).
The ignition coil primary circuit is controlled (triggered) by
Principle
ECO PRO supports a driving style that saves on
consumption. For this purpose, the engine control
and comfort features, for instance the climate
control output, are adjusted.
Steptronic transmission: under certain conditions
the engine is automatically decoupled from the
transmission in th