Subaru IMPREZA GD 2007 Series Manual page 2564

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17.Control Valve Strainer
A: REMOVAL
1) Set the vehicle on a lift.
2) Disconnect the ground cable from the battery.
3) Lift up the vehicle.
4) Clean the transmission exterior.
5) Remove the drain plug (ATF) to drain the ATF.
CAUTION:
The ATF will be extremely hot after driving. Be
careful not to receive burns.
6) Perform replacement with a new gasket, and
tighten the drain plug (ATF).
Tightening torque:
25 N·m (2.5 kgf-m, 18.4 ft-lb)
7) Remove the oil pan.
CAUTION:
Be careful not to allow foreign matter such as
dust or dirt to enter the oil pan.
8) Remove the magnet.
9) Clean the magnet.
10) Completely remove the remaining liquid gasket
on the transmission case and oil pan.
Control Valve Strainer
11) Remove the control valve strainer tightening
bolt, and remove control valve strainer from the
control valve body.
B: INSTALLATION
1) Check the control valve body for dust and other
foreign matter.
2) Mount new control valve strainer to the control
valve body.
(1) Apply ATF to the entire perimeter of the O-
ring on the control valve strainer.
AT-03117
CAUTION:
Protect the O-ring from dust and dirt while ap-
plying ATF.
(2) Install the control valve strainer to the con-
trol valve body from the O-ring side.
CAUTION:
If the control valve strainer is pushed in at an
angle, the O-ring may be damaged. Be sure to
push in the control valve strainer straight to in-
stall.
(3) Tighten the three bolts.
Tightening torque:
10 N·m (1.0 kgf-m, 7.4 ft-lb)
AT-03118
4AT-57
AUTOMATIC TRANSMISSION
AT-04597
AT-04597