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:
Noise Insulation
Overview - Noise Insulation
1 -
Quick Release
Without fastener
2 -
Plug/Rubber Grommet
Plug for vehicles without parking heater
Rubber grommet for parking heater exhaust pipe
3 -
Bolt
12 Nm
Quantity: 2
4 -
Rear Noise Insulation
Removing and install
Door
Overview - Door
1 -
Door
Removing and installing. Refer to
→ Chapter "Door, Removing and Installing".
2 -
Bolt
8 Nm
Quantity: 2
3 -
Bolt
33 Nm
4 -
Cap
For the door arrester
Installation position. Refer to
→ Fig. "Cap Installation Pos
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