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2
Select Control units
⇒ “2.1 Removing and installing onboard supply control unit J519
”, page 153
⇒ “2.2 Removing and installing data bus diagnostic interface J533
”, page 155
2.1
Removing and installing onboard supply
control unit - J519-
Removing and installing onboard supply control unit - J519-
⇒ page 154
Renewing onboard power supply control unit
⇒ page 155
Coding onboard supply control unit
⇒ page 155
Adapting onboard supply control unit
⇒ page 155
Performing final control diagnosis of onboard supply control unit
⇒ page 155
General description:
The onboard supply control unit - J519- is fastened to the rear of
the relay carrier in the driver side footwell and performs the fol‐
lowing functions in the vehicle.
♦ EFP relay
♦ Electrical load management
♦ Driver door contact
♦ Transfer of dimming information on the CAN bus
♦ Windscreen wiper speeds I, II and intermittent wipe
♦ Reading in of sender unit button for emergency braking func‐
tion
♦ Operation of hazard warning flasher, turning signals, emer‐
gency braking warning flasher
♦ Horn
♦ Brake lights
♦ Terminal detection, terminal 15; S-contact
♦ Heated rear window
♦ Rear lid release without central locking
♦ Terminal 30, interior light
♦ CAN bus drive
♦ CAN diagnosis
♦ CAN gateway
The following functions can be adapted:
♦ Adapt remote control unit key
♦ Check remote control unit key
♦ Deactivate factory mode
up! 2012 ➤
Electrical system - Edition 03.2017
2. Select Control units
153
