►Audi A4 ►Quick reference ►Getting started ◀Overview of war...
When you switch on the ignition, some of the warning and indicator lamps light up briefly to show that the associated systems are working properly. These systems are marked with a in the following tables. If one of these warning/indicator lamps does not light up, there is a fault in the associated system.
Depending on the equipment fitted in your vehicle, the instrument cluster display is either monochrome or multi-coloured. On the monochrome display, some of the warning and indicator lamps appear only in white. To inform you of the priority level of these warning and indicator lamps, the central warning/indicator lamp / lights up at the same time.
The equipment installed on your vehicle determines which of the following warning/indicator lamps are shown:
Red warning lamps
Central warning lamp
link►,
Audi pre sense
link►
Brake system
link►
Electro-mechanical parking brake
link►
Cooling system
link►
Engine oil pressure
link►
Engine oil level (MIN)
link►
Electrical system
link►
Seat belt
link►, link►
Electro-mechanical power steering
link►
Steering lock
link►
Engine start system
link►
Gearbox (automatic gearbox)
link►,
Clutch (manual gearbox)
link►
Bonnet
link►
Adaptive cruise control
link►
Traffic jam assist
link►
AdBlue
link►
AdBlue
link►
Yellow indicator lamps
Central indicator lamp
link►
Electronic stabilisation control (ESC)
link►
Electronic stabilisation control (ESC)
link►
Electronic stabilisation control (ESC)
link►
Brake system
link►
Anti-lock brake system (ABS)
link►
Safety systems
link►
Brake pads
link►
Electro-mechanical parking brake
link►
Tyre pressure
link►, link►
Tyre pressure
link►, link►
Engine management
link►
Engine management system (diesel engines)
link►
Emission control system
link►
Diesel particulate filter
link►
Engine speed governing
link►
Engine oil level (MIN)
link►
Engine oil level (MAX)
link►
Engine oil sensor
link►
Engine warm-up requested
link►
Electrical system
link►
Fuel tank system
link►
Washer fluid level
link►
Windscreen wipers
link►
Remote control key
link►
Driver s door
link►
Battery in remote control key
link►
Bulb monitor
link►
Headlight range control
link►
Adaptive light
link►
Light sensor/rain sensor
link►
Active lane assist
link►
Audi side assist
link►
Audi pre sense
link►
Parking aid
link►
Gearbox (automatic gearbox)
link►,
Clutch (manual gearbox)
link►
Steering lock
link►
Engine start system
link►
Electro-mechanical power steering
link►
Suspension control
link►
Four-wheel drive/sport differential
link►
Towing bracket
link►
Emergency call function
link►
AdBlue
link►
AdBlue
link►
Further indicator lamps
Turn signals
link►
Trailer turn signals
link►
Rear seat belt
link►
Cruise control
link►
Speed limiter
link►
Adaptive cruise control
link►,
Predictive efficiency assist
link►
Adaptive cruise control
link►
Adaptive cruise control
link►
Adaptive cruise control
link►
Adaptive cruise control
link►, link►
Adaptive cruise control
link►
Traffic jam assist
link►
Active lane assist
link►
Predictive efficiency assist
link►
km/h
Predictive efficiency assist
link►
Predictive efficiency assist
link►
Predictive efficiency assist
link►
Predictive efficiency assist
link►
Predictive efficiency assist
link►
Electromechanical parking brake
link►,
Hold assist
link►
Downhill assist function
link►
g-tron: Natural gas mode
link►
Start/stop system
link►
Start/stop system
link►
Remote control key
link►
AdBlue
link►
Park assist
link►
Automatic gearbox
link►
Dynamic steering
link►
Adaptive cruise control
link►,
Traffic jam assist
link►
Traffic jam assist
link►
Audi pre sense
link►
Electro-mechanical parking brake
link►
Hold assist
link►
Downhill assist function
link►
Rear seat belt
link►
Rear seat belt
link►
Child lock
link►
Rest recommendation
link►
Speed warning function
link►
Speed limiter
link►
Active lane assist
link►
Audi side assist
link►
Camera-based traffic sign recognition
link►
Main beam assist
link►
Main beam headlights
link►,
Main beam assist
link►