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
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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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Predictive control
Applies to: vehicles with Audi adaptive cruise control and efficiency
assist
With predictive control, efficiency assist adapts
the set speed in adaptive cruise control (1), fig. 108 based on detected speed
limits and the upcoming route. Once the system
no longer detects any incidents ahead, adaptive
Seat Pan, Disassembling and Assembling
Front and Rear Seat Rail Cover, Removing and Installing
Removing
- Move the front seat into its highest position.
Caution
Risk of damaging the seat rail cover.
Proceed very carefully when removing and installing.
- Carefully release the tabs -3- on
the seat rail with a screwdrive
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