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
READ NEXT:
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
SEE MORE:
Opening navigation
Applies to: vehicles with navigation system
Fig. 140 Route guidance not started
The navigation system directs you to your destination,
around traffic incidents, and on alternative
routes, if desired.
Opening navigation
Applies to: MMI: Press NAVIGATION on the
home screen.
After accessing the na
Need for Axle Alignment, Evaluating
A wheel alignment is necessary if:
Vehicle shows handling problems.
Involved in an accident.
If axle components were removed and installed or replaced.
Tire wear patterns are uneven.
After REMOVING and REINSTALLING components.
1) When the subframe crossbrace
was secured with the locating p
© 2019-2026 Copyright www.audia4b9.com
