Brake fluid absorbs moisture over time, reducing braking effectiveness, so replace it at the specified interval.

The empty tank prevents engine starting, so add at least 5 litres of AdBlue® to restart the engine.

The warning means the transmission fluid has exceeded safe temperatures.

Stop safely, shift to Park, and keep the engine idling until the transmission cools and the alert clears.

For an electronic key, press and hold its latch to extract the integral key, then insert and turn it in the left front-door lock cylinder.

If central locking is not working, open the other doors by pulling their interior handles, but the load compartment and fuel-filler flap may remain locked.