Self-Study Program

40
Automatic gearbox control
unit J217
The gearbox control unit on the Audi Q7 is located
under the front right seat below onboard power
supply control unit 2 J520.
The control unit is manufactured by Japanese
gearbox specialist AISIN AW Co., Ltd.
Update programming is possible with the VAS 5051.
367_055
367_096
Note
After replacing the gearbox control unit,
the basic setting procedure must be
performed using the diagnostic tester
(under "Guided Fault Finding").
The adaption values have to be cleared after
specific repair work on gearbox (e.g. change
of ATF, etc.), or after replacing the gearbox.
(refer to page 59).
Gearbox control unit
Onboard power supply
control unit 2 J520
Automatic gearbox
control unit J217
The control unit is connected by means of a 52-pin
plug. VAS adapter cable 1598/48 is available for
static and dynamic measurements on the system.