Audi A4: Checking and Filling
Audi A4 (B9) 2016-2025 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
SEE MORE:
Luggage Compartment Side Trim Panel, Removing and Installing
Luggage Compartment Side Trim Panel, Removing and Installing, Sedan
Special tools and workshop equipment required
Trim Removal Wedge -3409-
Pliers -T40172C-
Omega Clip Tool -T40280-
Removing
- Remove the side cushion. Refer to
→ Chapter "Side Cushion, Removing and Installing".
-&nb
Oil Gauge Tester T40178 Service Values
Engine Overview with Adjustment Values, Gauge - Oil Gauge Tester (T40178)
Audi A4 - Model Code 8W
→ Chapter "Audi A4 - Model Code 8W"
1) Not available at the time of document release.
Audi A4 - Model Code 8W
Gasoline Engines
Diesel Engines
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