When the outside temperature is low, the display in the instrument cluster may take slightly longer to appear than it does when the outside temperatures is higher.
Additional information and warnings:

WARNING
Instruments
Instrument overviewDriving with an automatic gearbox
First read and observe the introductory information
and safety warnings The gearbox changes the forward gears up
and down automatically.
Driving down hills
The steeper the gradient, the lower the gear you will need. Lower gears increase
the braking effect of the engine. Never allow the veh ...
Service Charging with Battery Charger -VAS5900
Special tools and workshop equipment
required
Battery Charger -VAS5900-
WARNING
Risk of injury. Follow all Warnings and Safety
Precautions. Refer to
→ ...
Pressures, Checking
Note
Check cooling performance. The A/C system is functioning
correctly when the air flowing from the instrument panel vents
has a temperature of 70C or lower.
Setting on Climatronic “LO”.
...