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:
Door B-Pillar Trim, Removing and Installing
B-Pillar Door Trim, Removing and Installing, Front
Removing
- Move the door window into the "open" position.
- Remove the window frame trim panel. Refer to
→ Body Interior; Rep. Gr.70; Front Door Trim Panels; Window
Frame Trim Panel, Removing and Installing.
- Remove
Windshield wipers
Switching the windshield wipers on
Fig. 51 Lever: windshield wipers
Fig. 52 Lever: rear window wiper (allroad)
Move the lever to the
corresponding position:
(0) Windshield wipers off
(1) Rain sensor/intermittent mode. The windshield
wipers switch on once the vehicle speed
exceeds approximately 2
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