Ambient Lighting, Basic Function - GF82.20-P-9901A

MODEL ALL (CAR) 

with CODE 876 (ambient lighting) 

MODEL ALL (CAR) 

with CODE 877 (ambient lighting) 

Overview: 

This document contains information on:

• Ambient lighting function
• Exit warning activation
• ATA alarm activation
• Activation after an accident

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.

The interior lighting is actuated by the ambient lighting control unit. The LEDs installed for ambient lighting can be actuated by the ambient lighting control unit in up to 64 different colors.

Function requirements 

• Circuit 30t
• No overvoltage or undervoltage
• Ambient lighting switched on through the multimedia system

Ambient lighting function 

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 the air vents
• Ambient lighting in the doors, door handles and door stowage compartments
• Ambient lighting on the head restraints
• Ambient lighting in the footwell at front and rear
• Ambient lighting in center console

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.

	Further basic function
	Blind spot monitoring, basic function	Vehicles with code 22P (Lane Tracking Package), with code 234 (Blind Spot Assist), with code 23P (Driving Assistance Package) or with code P20 (Driving Assistance Plus Package)	GF54.71-P-9901A
	Control units
	Ambient lighting control unit, basic function		GF82.20-P-9892A