Audi A4: Maintenance and Care
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
- Wheels
- Wheels and Tires
- Glossary of tire and loading terminology
- New tires or wheels
- Tires and vehicle load limits
- Tire pressure monitoring system
- Care and cleaning
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
SEE MORE:
Wind Deflector, Removing and Installing
Wind Deflector, Removing and Installing, Sedan
Removing
- Move the glass panel toward the rear.
- Slightly lift the tab on the bearing -1-
for the wind deflector -2- using a
screwdriver in the direction of -arrow A-.
- Push the wind deflector bearing all the way to the rear in the
Control Module/Digital Sound System Amplifier, Removing and Installing
Special tools and workshop equipment required
Fiber-Optic Repair Set - Connector Protective Caps
-VAS6223/9-.
The Digital Sound System Control Module -J525--1-
is located behind the left luggage compartment side trim panel.
Note
If replacing the control module, select the "Replace contr
© 2019-2026 Copyright www.audia4b9.com
