Audi RS Q3   Controls   Driving  Start/stop system
Instrument cluster: Engine stop temporarily unavailable
Fig. 1 Instrument cluster: Engine stop temporarily unavailable
Applies to vehicles: with start/stop system
The on-board control system can override the start/stop function for various reasons.
Engine does not switch off
Before each stop phase, the system checks that certain conditions have been met. The engine will not switch off in the following situations, for example.
  • The engine has not yet reached the minimum temperature required for start/stop mode.
  • The interior temperature selected on the air conditioner has not yet been reached.
  • The exterior temperature is very high/low.
  • The windscreen is being defrosted Link, Link.
  • The parking aid* is switched on.
  • The battery charge is too low.
  • The steering wheel is close to full lock or the vehicle is being steered.
  • Reverse gear has just been selected.
  • The downhill assist function* is switched on.
  • The vehicle is on a steep gradient.
At the same time, an indicator lamp Fig. 1 will appear in the info line of the instrument cluster display.
Engine cuts in again automatically
The stop phase is interrupted in the following situations, for example. The engine cuts in automatically without intervention from the driver.
  • The interior temperature deviates from the air conditioner setting.
  • The windscreen is being defrosted Link, Link.
  • The brake pedal is pressed several times in succession.
  • The battery charge drops to an insufficient level.
  • The power consumption is high.
Note
If you select D or N (on vehicles with automatic gearbox) after selecting reverse gear, the car must have been moving at over 10 km/h before the system can switch off the engine again.

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