BMW 5 Series: Preventing an automatic engine stop 
with automatic transmission - Automatic Engine Start/Stop 
Function - Driving - Controls - BMW 5 Series Owners ManualsBMW 5 Series: Preventing an automatic engine stop with automatic transmission

The concept

To make it possible to drive away very quickly, such as at an intersection, the automatic engine stop can be actively prevented.

Preventing an engine stop using the brake pedal

The engine stop can be actively prevented within one second after the vehicle comes to a standstill.

▷ Immediately after the vehicle comes to a standstill, briefly press the brake pedal forcefully.
▷ Then press the brake pedal with normal braking force.

    Starting the engine
    The engine starts automatically under the following conditions: ▷ Manual transmission: The clutch pedal is pressed. ▷ Automatic transmission: By releasing the brake pedal. When Auto ...

    Activating/deactivating the system manually
    Using the button Press the button. ▷ LED comes on: Auto Start Stop function is deactivated. The engine is started during an automatic engine stop. The engine can only be stopped or st ...

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    Steep inclines and/or heavy loads
    ACC is primarily intended for use on fairly level roads. The system may have difficulty maintaining the correct distance to a vehicle ahead on steep inclines, if the vehicle is carrying a heavy lo ...