Audi A5 - Page 13

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Electrical connections of the control unit with display in dash panel insert
Lines on the dash panel insert of the Audi A4 ’05 Solution in the new Audi A5
Line to brake pad monitoring system is read in by onboard power supply control unit J519
Line to brake fluid switch is read in by onboard power supply control unit J519
Line to oil pressure switch is read in either by the engine control unit or by the
onboard power supply control unit J519, depending
on engine type
2 lines to the transmitter and receiver coil in the igni-
tion switch
The key recognition components are now integrated
in the electronic ignition lock or in the convenience
system control unit J393
Line to front-end ambient temperature sensor is read in by onboard power supply control unit J519
Line to coolant temperature sensor is read in by onboard power supply control unit J519
Line to coolant level switch is read in by onboard power supply control unit J519
Line to washer fluid level switch is read in by onboard power supply control unit J519
Line to bonnet switch is read in by onboard power supply control unit J519
Line to oil level and oil temperature sensor is read in by the engine control unit
K wire The K wire is no longer needed!
Terminal 58s is output by the onboard power supply control unit
J519
Terminal 58d is output by the onboard power supply control unit
J519
Terminal 61 / alternator charge indicator lamp is a LIN bus user at the data bus diagnostic interface
J533 (LIN master)
Term i n a l 15 is no longer needed as a discrete input at J285
Radio controlled clock earth wire The radio controlled clock uses an external earth
Terminal 31 for sensors is provided by onboard power supply control unit
J519
5 lines to the Navigation Low setting switch The setting switch is no longer needed!
The following lines are now connected to other control units:
The following lines are connected to the control unit with display in dash panel insert on the Audi A5:
– 2 lines terminal 30
– 2 lines terminal 31
– A 5V supply line to the radio digital clock module (radio-controlled clock is optional)
– A signal line to the radio digital clock module (radio-controlled clock is optional)
– 2 test leads to fuel tank sender 1
– 2 test leads to fuel tank sender 2 (quattro models only)
– An earth wire to the fuel tank senders
– 2 CAN lines of the dash panel insert/suspension CAN