Subaru Impreza 2003, Service Manual

Page: 1630 / 3610

4AT-98
AUTOMATIC TRANSMISSION
TORQUE CONVERTER CLUTCH CASE
34.Torque Converter Clutch
Case
A: REMOVAL
1) Remove the transmission assembly from the ve-
hicle. <Ref. to 4AT-39, REMOVAL, Automatic
Transmission Assembly.>
2) Extract the torque converter clutch assembly.
<Ref. to 4AT-75, REMOVAL, Torque Converter
Clutch Assembly.>
3) Remove the input shaft.
4) Lift-up lever behind the connector and discon-
nect it from stay.
5) Disconnect inhibitor switch connector from stay.
6) Remove the oil charger pipe. <Ref. to 4AT-74,
REMOVAL, Oil Charger Pipe.>
7) Remove the oil cooler inlet and outlet pipes.
<Ref. to 4AT-71, REMOVAL, ATF Cooler Pipe and
Hose.>
8) Lightly tapping the torque converter clutch case
with plastic hammer, separate the transmission
case and torque converter clutch case.
NOTE:
• Be careful not to damage the oil seal and bush-
ing inside the torque converter clutch case by the
oil pump cover.
• Be careful not to lose the rubber seal.
9) Remove the seal pipe if it is attached. (Reusing
is not allowed.)
10) Remove the differential assembly. <Ref. to
4AT-112, REMOVAL, Front Differential.>
11) Remove the oil seal from torque converter
clutch case.
B: INSTALLATION
1) Check the appearance of each component and
clean.
2) Force-fit the oil seal to the torque converter
clutch case with ST.
ST
398437700 DRIFT
3) Install the differential assembly to the case.
<Ref. to 4AT-112, INSTALLATION, Front Differen-
tial.>
4) Install the left and right side retainers. <Ref. to
4AT-116, ADJUSTMENT, Front Differential.>
(A) Transmission harness
(B) Inhibitor switch harness
AT-00114
AT-00174
(A) Seal pipe
AT-00175
AT-00176
AT-00177