Preparation For Overhaul: Procedure

WARNING: This page is about a different car, the 2020 Subaru Impreza. However, it is still accessible from the selected car via links, so may be relevant.

Clean the transmission exterior.
Remove the torque converter assembly. Refer to CONTINUOUSLY VARIABLE TRANSMISSION (TR580 IMPREZA)>TORQUE CONVERTER ASSEMBLY .
Attach the ST to the transmission.
Preparation tool:

ST: STAND ASSY (18632AA000)

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Remove the transmission case cover on the transmission upper side.
NOTE: For installation, first install the transmission case cover (large), then insert the transmission case cover (small) between the transmission case cover (large) and the transmission to install.

Tightening torque:

Cover (small): 7 N.m (0.7 kgf-m, 5.2 ft-lb)

Cover (large): 8 N.m (0.8 kgf-m, 5.9 ft-lb)

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Courtesy of SUBARU OF AMERICA, INC.
Place the transmission assembly on end.
When completely overhauling the transmission, refill approx. 10 L (10.6 US qt, 8.8 Imp qt) of CVTF through the transmission right side plug, and install the plug. Finally, install the transmission case cover.
CAUTION: Always use specified CVTF. Using other fluid will cause malfunction. Refer to CONTINUOUSLY VARIABLE TRANSMISSION (TR580 IMPREZA)>GENERAL DESCRIPTION>SPECIFICATION>HYDRAULIC CONTROL AND LUBRICATION .

NOTE: Use a new gasket.

Tightening torque:

50 N.m (5.1 kgf-m, 36.9 ft-lb)

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