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Interior lighting control
Standard equipment function
The standard function includes activating the inside
light in the roof lining, the front footwell lights, the
glove compartment light and the boot light.
The central control unit for the convenience
system J393 activates the inside light in the roof
lining, the boot light and the glove compartment
light directly via its own outputs and inputs. The
control unit for on-board power supply J519
activates the front footwell lights via CAN messages
from the central control unit for the convenience
system J393.
Additional equipment function (light package)
The light package additional equipment also
includes a door contour light in every door as well
as footwell lights (front and rear), which are based
on LED technology. The door contour lighting is
activated by the door control unit, which receives
the CAN messages for this from the central control
unit for the convenience system J393.
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System overview
Convenience electrics
– Power windows switch
– Internal locking switch
– Actuating elements for central locking
– Actuating elements for central locking
(Safe mode)
– Outer door handle switch (optional)
– Central locking button for outer door handle
– Boot release switch E164– Switch for remote unlocking and
filler flap E204
–Child-lock button E318
– Mirror adjustment change-over switch E48
–Mirror adjustment switch E43
– Mirror adjustment switch with
folding function E168
– Switch for alarm system off E217 (optional)
– Switch for passenger compartment monitoring
(optional) E183
Additional signals for front doors
– Operator unit for memory
– Mirror position sensor
Additional loads for driver’s door
– Contact switch in lock barrel
driver’s side F241
– Central locking motors
– Central locking motors (Safe mode)
– Door warning lights
–Entry lights
– Lighting for inside door handle
– Ambient lighting for doors (optional)Additional loads for front doors
– Mirror adjustment motors
– Mirror folding motors
– Heated door mirrors
– Automatic anti-dazzle mirror
– Entry light in door mirror,
driver’s side and passenger’s side
Additional loads for rear doors
–Lamp for rear ashtray lightAdditional loads for driver’s door
– Lock status LED for passenger’s door
– Indicator light for safe central locking
– Indicator light for tilt sensor K188
(optional)
– Indicator light for passenger compartment
monitoring deactivation K162 (optional)
– Indicator light for memory SET
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The door control units receive the following input signals:
The door control units activate the following loads:
