Audi A4: Checking and Filling
Audi A4 (B9) 2016-2026 Owner's Manual / Maintenance and Care / Checking and Filling
- Fuel
- Refueling
- Emissions control system
- Motor compartment
- Engine oil
- Cooling system
- Brake fluid
- Battery
- Safety precautions
- Charging the 12 volt vehicle battery
- Windshield washer system
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Fuel
Types of gasoline
The correct gasoline grade is stated on the inside
of the fuel filler door.
The vehicle is equipped with a catalytic converter
and must only be driven with unleaded gasoline.
Audi r
Refueling
Messages
The following messages may appear depending
on the vehicle equipment:
Messages
If the indicator light appears
with a corresponding
message, refuel the vehicle.
Tank system: malfunction!
P
Emissions control
system
General information
WARNING
The temperature of the exhaust system is
high, both when driving and after stopping
the engine.
Never touch the exhaust tail pipes once they
have become hot. This could
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Operating Audi adaptive cruise control
Applies to: vehicles with Audi adaptive cruise control
Fig. 110 Operating lever: operating adaptive cruise control
Fig. 111 Operating lever: changing the speed
Switching on
To switch on the adaptive cruise control, pull
the lever up to position 1 until it engages.
Storing the speed and activat
Map
Map function
Applies to: vehicles with navigation system
Fig. 143 Active route guidance
Fig. 144 Marked map object
Opening the map
Applies to: MMI: Press NAVIGATION on the
home screen.
If necessary, press to display the map.
The following list gives an overview of the information
displayed on
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