Overview
Anti-theft alarm system (ATA [EDW])
This document contains the following information:
Ambiance illumination
Exit warning activation
ATA alarm activation
Activation after an accident
Activation during charging process
General
Ambient lighting enables the atmosphere in the vehicle interior to be adapted through corresponding lighting. To do so, it illuminates different areas of the vehicle interior directly or indirectly.
Depending on the model, the ambient lighting is controlled by the ambient lighting control unit or the signal acquisition and actuation module. The LEDs installed for the ambient lighting can be actuated in up to 64 different colors.
Function requirements
Circuit 30t
No overvoltage or undervoltage
Ambient lighting switched on through the multimedia system
Ambiance illumination
The ambient lighting switches on after the following events:
Unlocking of vehicle (except via the emergency key)
Circuit 15R ON
The ambient lighting switches off after the following events:
10 s after locking the vehicle (dimmed)
20 s after circuit 15R OFF
The ambient lighting actuates the door handle lighting after switching off circuit 15R ON, as long as the comfort switch lighting is active.
Depending on the model and equipment installed ambient lighting can include the following lamps:
Ambient lighting on the cockpit
Ambient lighting on air vents
Ambient lighting in the doors, door handles and door stowage compartments
Ambient lighting on display
Ambient lighting of trim pieces on seat
Ambient lighting on head restraints
Ambient lighting in the footwell at front and rear
Ambient lighting on center console
Ambient lighting on panoramic sliding sunroof
Ambient lighting on rear display
Ambient lighting behind rear seats
The user can the following settings for the ambient lighting via the multimedia system, for instance:
Brightness
Color
Multicolored illumination (selection of preset color combinations)
Multicolored animation (preset with animated color combinations)
Locator lighting (special presentation when unlocking vehicle)
Climate dependence (brief color change when temperature setting changed)
Dependence on instrument cluster display style
The brightness settings can be made for different zones.
Exit warning activation
If Blind Spot Monitoring detects a hazard when opening the door, the ambient lighting flashes on and off in the corresponding door as part of the warning strategy.
ATA alarm activation
The ambient lighting flashes blue and red during an ATA alarm.
Activation after an accident
The ambient lighting lights up red with full brightness after an accident.
Activation during charging process
Only in electric vehicles
The ambient lighting lights up at the start a charging process. The lighting in the vehicle interior is based on the condition of the LED on the charger feed socket.