Audi A4 Owners & Service Manuals

Audi A4: Indicator lights overview

Audi A4 (B9) 2016-2023 Owner's Manual / Summary / Indicator lights overview

Description

The indicator lights in the instrument cluster blink or turn on. They indicate functions or malfunctions.

Some warning and indicator lights turn on when you switch the ignition on and must turn off when the drive system is switched on or while driving.

With some indicator lights, messages may appear and warning signals may sound. The indicator lights and messages may be covered by other displays. To show them again, select the second tab for messages with the multifunction steering wheel.

Some indicator lights in the display can display in several colors.

Central indicator light

If the or indicator light turns on, check the message in the instrument cluster.

Overview

The following indicator lights may be available, depending on the vehicle equipment:

Red indicator lights

Central indicator light, Instrument cluster

Cooling system

Safety belt

Transmission

Drive system, Electrical system

Brake system, Electromechanical parking brake

Brake system, Electromechanical parking brake

Electromechanical parking brake

Electromechanical parking brake

Steering

Steering lock

Adaptive cruise control, Safe start monitor, Driver intervention request

Traffic jam assist

Steering intervention request (Traffic jam assist)

Distance warning

Active lane assist

Pre sense

Online system update

Hood

Engine oil pressure

Engine oil level (MIN)

Electrical system

Yellow indicator lights

Central indicator light

Engine speed limitation

Engine speed limitation

Central locking

Battery in remote control key

Bulb failure indicator

Adaptive light

Headlight range control system

Light/rain sensor

Windshield wipers

Safety systems

Engine start system

Convenience key

Transmission

Brake system

Electromechanical parking brake

Suspension control

Steering

Steering lock

All wheel drive, Sport differential

Electronic Stabilization Control (ESC)

Electronic Stabilization Control (ESC)

Electronic Stabilization Control (ESC)

Anti-lock Braking System (ABS)

Anti-lock Braking System (ABS)

Adaptive cruise control, Traffic jam assist

Steering intervention request (Traffic jam assist), Steering intervention request (active lane assist)

Distance warning

Active lane assist

Pre sense

Side assist, exit warning

Parking systems

Rear cross-traffic assist

Park assist

Emergency call function

Tank system

Malfunction Indicator Lamp (MIL)

Engine oil level (MIN)

Engine oil level (MAX)

Engine oil sensor

Engine warm-up request

Electrical system

Washer fluid level

Tire pressure

Tire pressure

Other indicator lights

Low beam headlights

Parking lights

Turn signals

Turn signals

Start/Stop system

Hill hold assist

Cruise control system

Cruise control system

Efficiency assist

Efficiency assist

Efficiency assist

Efficiency assist

Efficiency assist

Efficiency assist

Efficiency assist

Adaptive cruise control

Adaptive cruise control

Adaptive cruise control

Adaptive cruise control

Adaptive cruise control

Traffic jam assist

Traffic jam assist

Active lane assist

High beam headlights

High beam assistant

Child safety lock

Child safety lock

Child safety lock

Valet Parking activated

High beam assistant

Convenience key

Transmission

Start/Stop system

Electromechanical parking brake

Electromechanical parking brake

Hold assist

Hill hold assist

Steering

Speed warning system

Speed warning system

Camera-based traffic sign recognition

Cruise control system

Cruise control system

Efficiency assist, Predictive control, Adaptive cruise control, Traffic jam assist

Adaptive cruise control

Adaptive cruise control, Traffic jam assist

Distance warning

Active lane assist

Side assist, exit warning

Parking systems

Rear cross-traffic assist

Park assist

Park assist

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