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
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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
SEE MORE:
Antenna Wires, Repairing
Aerial Cable Repair Set VAS6720
Special tools and workshop equipment required
Aerial Cable Repair Set -VAS6720-
The Aerial Cable Repair Set -VAS6720- makes it possible to
perform a quality repair on antenna wires RG 174 (blue) and RTK
031 (black). The set contains the insulation removal tools a
Transmission Tightening Specifications
Note
The tightening specifications apply only to lightly greased,
oiled, phosphated or blackened nuts and bolts.
Additional lubricants, such as engine oil or transmission
fluid are permitted, but lubricants containing graphite are not.
Do not use any ungreased parts.
Tightening specif
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