Audi A8 2003 Workshop Manual page 16

Audi A8 2003 ➤
multitronic 01J, front-wheel drive - Edition 11.2007
4. Hydraulic control unit
♦ Fitting location: The hydraulic control unit is bolted to rear end
of gearbox. The multitronic gearbox control unit -J217- is fitted
directly onto the hydraulic control unit.
A - Connector for automatic gearbox pressure control valve 1 -
N215-
B - Connector for automatic gearbox pressure control valve 2 -
N216-
C - Connector for solenoid valve 1 -N88-
Note
Removing and installing hydraulic control unit ⇒ Servicing
multitronic 01J and 0AN; Rep. Gr. 38 .
The following valves are integrated into the hydraulic control unit
(not shown in illustration):
♦ Automatic gearbox pressure control valve 1 -N215- (clutch
solenoid valve)
♦ Automatic gearbox pressure control valve 2 -N216- (solenoid
valve for transmission ratio)
♦ Solenoid valve 1 -N88- (clutch cooling/safety shut-off).
♦ Clutch cooling valve
♦ Minimum-pressure valve
♦ Pressure limiting valve
♦ Clutch control valve
♦ Control-pressure valve
Note
The valves are checked by self-diagnosis
♦
Description and function of the individual valves ⇒ Self-study
♦
programme No. 228 ; CVT gearbox multitronic 01J .
5. tiptronic switch -F189-
♦ Fitting location: The tiptronic switch -F189- is integrated in the
printed circuit of the symbol panel, which is located in the se‐
lector mechanism cover.
Note
If malfunctions occur in the tiptronic switch -F189- , first check
♦
that the magnet on the transverse slide of the sliding cover is
secured properly. If necessary, renew sliding cover. The prin‐
ted circuit must only be renewed after the wiring has been
checked.
Removing and installing tiptronic switch -F189-
♦
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permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability
with respect to the correctness of information in this document. Copyright by AUDI AG.
12
Rep. Gr.37 - Controls, housing
⇒ page 18 .