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
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Efficiency assist
Description
Applies to: vehicles with efficiency assist
Efficiency assist can assist the driver with predictive
information in order to reduce fuel consumption.
Depending on vehicle equipment, the system
may access data from the navigation system,
the camera behind the windshield, and the radar
s
Side Windows
Overview - Rear Side Window
Overview - Rear Side Window, Sedan
1 -
Rear Side Window
Removing and installing. Refer to
→ Chapter "Rear Side Window, Removing and Installing".
After installing, push in using the locating pins
-7-
2 -
Adhesive Bead
Observe minimum curi
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