A/t Servicing: Removal & Installation Subaru Impreza GD/GC/GG

Removal

Note. The ATF filter is maintenance free. Replace only when there is oil leakage from the joining area to the transmission.

1. Drain ATF completely. (Scheme 5) NOTE: Tighten ATF drain plug after draining ATF.
2. Using oil filter wrench, remove ATF filter. (Scheme 6)
3. Get new ATF filter and apply a thin coat of ATF to the oil seal.

Scheme 5

Scheme 6

Installation

1. Install ATF filter. Turn it by hand, being careful not to damage oil seal.
2. Using oil filter wrench, tighten ATF filter to transmission case. CAUTION: Align oil filter wrench with torque wrench while tightening ATF filter.
3. Add ATF.

1. Move select lever to neutral position.
2. Remove air intake chamber and duct.
3. Disconnect inhibitor switch connector. (Scheme 7)
4. Remove center exhaust pipe.
5. Remove snap pin from range select lever. (Scheme 8)
6. Remove plate assembly from transmission case. (Scheme 9)
7. Remove bolts. (Scheme 10)
8. Move range select lever to parking position (left side). (Scheme 11)
9. Remove inhibitor switch from transmission. (Scheme 12)

Scheme 7

Scheme 8

Scheme 9

Scheme 10

Scheme 11

Scheme 12

1. Install inhibitor switch to transmission case. (Scheme 12)
2. Move range select lever to neutral position.
3. Using stopper pin, tighten bolts of inhibitor switch. (Scheme 10)
4. Install select cable to range select lever.
5. Install plate assembly to transmission. (Scheme 9)
6. Install snap pin to range select lever. (Scheme 8)
7. Install center exhaust pipe.
8. Connect inhibitor switch connector. (Scheme 7)
9. Install air intake chamber and duct.

1. Clean transmission exterior. NOTE: Tighten ATF drain plug after draining ATF.
2. Drain ATF completely. (Scheme 5) NOTE: Remove and clean the magnet. Remove the old gasket on the oil pan and transmission case completely.
3. Remove oil pan.
4. Disconnect duty solenoids and ATF temperature sensor connectors. Remove connectors from clip and disconnect connectors at 9 places. (Scheme 13) CAUTION: When removing control valve body, be careful not to interfere with transfer duty solenoid wiring.
5. Remove the control valve. (Scheme 14)

Scheme 13

Scheme 14

1. Set the select lever in "N" position.
2. Install the control valve and ground earth connectors. (Scheme 14)
3. Connect all connector. (Scheme 13)
4. Attach the magnet at the specified position. (Scheme 15)
5. Apply proper amount of liquid gasket to the entire oil pan mating surface. (Scheme 16)
6. Install the oil pan.
7. Pour ATF into the oil charge pipe.
8. Check the level of the ATF.

Scheme 15

Scheme 16