Control units
5.1
Onboard supply control unit -J519-
General description
The onboard supply control unit -J519- and the relay carrier at‐
tached to the onboard supply control unit -J519- located on left of
dash panel form one unit and cannot be separated (up to
MY2009).
The relay carrier on the onboard supply control unit -J519- is clip‐
ped under the onboard supply control unit -J519- and can be
removed (from MY2010).
Additional information:
⇒ Current flow diagrams, Electrical fault finding and Fitting loca‐
tions
⇒ Operating manual
The onboard supply control unit -J519- has the following functions
in the vehicle:
Up to MY2009
♦ Electrical load management
♦ Exterior light control
♦ Turn signal control
♦ Rear window wiper
♦ Heated rear window
♦ Interior light control
♦ Ambient lighting
♦ Terminal control
♦ Dimmers, instrument lighting
♦ Fuel pump presupply
♦ Alternator stand-by
♦ Horn
From MY2010
♦ Electrical load management
♦ Exterior light control
♦ Turn signal control
♦ Wipe/wash windscreen and rear window
♦ Headlight washer system
♦ Rain and light sensor
♦ Heated windscreen and rear window
♦ Interior light control
♦ Terminal control
♦ Dimmers of instrument lighting
♦ Footwell lights
♦ Fuel pump presupply
450