Subaru Outback manuals

Subaru Outback: Transmission Gear Oil

A: INSPECTION

1) Park the vehicle on a level surface.

2) Turn the ignition switch to OFF, and wait until the engine cools.

3) Remove the collector cover. (turbo model)

4) Remove the oil level gauge and wipe it clean.

5) Reinsert the oil level gauge all the way. Be sure that the oil level gauge is correctly inserted in the proper direction.

6) Pull out the oil level gauge again, and check the oil level. If it is below the lower level, add oil through the oil level gauge hole to bring the level up to the upper level.

Subaru Outback. Manual Transmission and Differential

  1. Oil level gauge
  2. Upper level
  3. Lower level

B: REPLACEMENT

1) Pull out the oil level gauge.

2) Lift up the vehicle.

3) Using the TORX bit T70, remove the drain plug, and drain the transmission gear oil completely.

CAUTION:

4) Tighten the drain plug using TORX bit T70.

NOTE: Use a new gasket.

Tightening torque:
44 N*m (4.5 kgf-m, 32.5 ft-lb) (Aluminum gasket silver)
70 N*m (7.1 kgf-m, 51.6 ft-lb) (Copper gasket brown)
70 N*m (7.1 kgf-m, 51.6 ft-lb) (Metal gasket black)

Subaru Outback. Manual Transmission and Differential

5) Lower the vehicle.

6) Pour gear oil through the oil level gauge hole.

Recommended gear oil: GL-5 (75W-90) or equivalent

Gear oil capacity: 3.7 Subaru Outback. 3.7 (3.9 US qt, 3.3 Imp qt)

7) Measure the transmission gear oil amount, and check that it is within the specification.

8) Install the collector cover. (turbo model)

Manual Transmission Assembly

A: REMOVAL

1) Set the vehicle on a lift.

2) Remove the front wheels.

3) Open the front hood completely.

4) Remove the collector cover. (turbo model)

5) Remove the air intake duct. <Ref. to IN(H4SO)- 9, REMOVAL, Air Intake Duct.> <Ref. to IN(H4DOTC)-12, REMOVAL, Air Intake Duct.>

6) Remove the 10 clips and detach the grille bracket.

Subaru Outback. Manual Transmission and Differential

7) Disconnect the ground cable from battery.

8) Remove the air intake boot assembly. (non-turbo model) <Ref. to IN(H4SO)-8, REMOVAL, Air Intake Boot.>

9) Remove the intercooler and the intercooler stay.

(turbo model) <Ref. to IN(H4DOTC)-17, REMOVAL, Intercooler.>

10) Disconnect the engine harness connector.

Subaru Outback. Manual Transmission and Differential

Subaru Outback. Manual Transmission and Differential

11) Disconnect the connector back-up light switch & neutral position switch.

Subaru Outback. Manual Transmission and Differential

  1. Neutral position switch connector (Brown)
  2. Back-up light switch connector (Gray)

Subaru Outback. Manual Transmission and Differential

  1. Neutral position switch connector (Brown)
  2. Back-up light switch connector (Gray)

12) Disconnect the transmission radio ground terminal.

Subaru Outback. Manual Transmission and Differential

Subaru Outback. Manual Transmission and Differential

13) Remove the throttle body. (non-turbo model) <Ref. to FU(H4SO)-15, REMOVAL, Throttle Body.>

14) Remove the starter. <Ref. to SC(H4SO)-9, REMOVAL, Starter.>

15) Remove the operating cylinder from the transmission, and suspend on a wire.

Subaru Outback. Manual Transmission and Differential

16) Lift up the vehicle.

17) Remove the front under cover. <Ref. to EI-35, REMOVAL, Front Under Cover.>

18) Drain transmission gear oil completely. <Ref. to 6MT-24, REPLACEMENT, Transmission Gear Oil.>

19) Remove the front, center and rear exhaust pipes. (non-turbo model) <Ref. to EX(H4SO)-5, REMOVAL, Front Exhaust Pipe.> <Ref. to EX(H4SO)-8, REMOVAL, Center Exhaust Pipe.>

<Ref. to EX(H4SO)-9, REMOVAL, Rear Exhaust Pipe.>

20) Remove the center and rear exhaust pipes.

(turbo model) <Ref. to EX(H4DOTC)-12, REMOVAL, Center Exhaust Pipe.> <Ref. to EX(H4DOTC)- 15, REMOVAL, Rear Exhaust Pipe.>

CAUTION: When removing the exhaust pipes, make sure that each exhaust pipe does not drop off.

21) Remove the heat shield cover.

Subaru Outback. Manual Transmission and Differential

22) Remove the steering shaft universal joint.

<Ref. to PS-21, REMOVAL, Universal Joint.>

23) Remove the propeller shaft. <Ref. to DS-10, REMOVAL, Propeller Shaft.>

24) Remove the MT gear shift cable and MT gear select cable from MT gear shift lever. <Ref. to CS- 57, REMOVAL, MT Gear Shift Lever.>

CAUTION:

25) Disconnect the stabilizer link from the front arm. <Ref. to FS-29, REMOVAL, Front Stabilizer.>

26) Remove the bolt securing the ball joint of the front arm to the housing, then separate the front arms and the housing. <Ref. to FS-32, REMOVAL, Front Ball Joint.>

27) Separate the front drive shafts on both sides from the transmission. <Ref. to DS-48, REMOVAL, Front Drive Shaft.>

28) Lower the vehicle.

29) Remove the engine hanger rear, and install the engine hanger rear for turbo model. (non-turbo model)

Tightening torque: 16 N*m (1.6 kgf-m, 11.8 ft-lb)

Part No. 10004AA180 Engine hanger rear

Subaru Outback. Manual Transmission and Differential

30) Remove the nuts connecting the engine mounting and the transmission main mounting bracket.

Subaru Outback. Manual Transmission and Differential

31) Set the ST on the vehicle.

CAUTION:

ST1 99099AJ000 ENGINE HANGER
ST2 99099AJ010 CHAIN BALANCER

Subaru Outback. Manual Transmission and Differential

32) Remove the stopper rod.

Subaru Outback. Manual Transmission and Differential

33) Lift the engine slightly and remove the bolts of front cushion rubber.

34) Remove the nut and bolt of the front cushion rubber, then remove the front cushion rubber.

Subaru Outback. Manual Transmission and Differential

35) Temporarily attach ST by using two bolts.

ST 41099AJ000 SPECIAL TOOL H4

Subaru Outback. Manual Transmission and Differential

36) Lift up the engine unit high enough to install the bolt and nut to vehicle.

CAUTION:

NOTE: If it is difficult to pull out the stud bolt from transmission mounting bracket, slightly shake the engine unit while lifting up.

37) Tighten the mounting bolts on the engine side.

Tightening torque: 25 N*m (2.6 kgf-m, 18.4 ft-lb)

Subaru Outback. Manual Transmission and Differential

38) Remove the ST (ENGINE HANGER).

39) Remove the transmission main mounting bracket.

NOTE: First, remove the transmission mounting bracket on the right side of vehicle, and then tilt the engine unit to remove the left transmission mounting bracket.

Subaru Outback. Manual Transmission and Differential

40) Remove the two mounting bolts on the upper side of the transmission.

Subaru Outback. Manual Transmission and Differential

41) Set the ST (ENGINE HANGER) again to loosen the chain sling.

42) Lift up the vehicle.

43) Place the transmission jack under the transmission.

CAUTION: Always support the transmission case with a transmission jack.

Subaru Outback. Manual Transmission and Differential

44) Remove the bolts and nuts which hold lower side of transmission to engine.

Subaru Outback. Manual Transmission and Differential

45) Remove the front crossmember and rear crossmember from the vehicle.

Subaru Outback. Manual Transmission and Differential

46) Lower the transmission rear end (dust cover rear end).

CAUTION: When lowering the transmission rear end, be careful not to let the converter case and steering mechanical parts contact each other.

NOTE: Lower the transmission rear end by approx. 80 mm (3.1 in) (reference).

47) Rotate the handle of ST (ENGINE HANGER) to apply tension to the chain sling.

48) Remove the transmission assembly.

NOTE:

49) Remove the transmission cushion rubber.

B: INSTALLATION

1) Replace the differential side retainer oil seal.

<Ref. to 6MT-36, REPLACEMENT, Differential Side Retainer Oil Seal.>

NOTE: Be sure to replace the differential side retainer oil seal after removing the front drive shaft.

ST 18675AA000 DIFFERENTIAL SIDE OIL SEAL INSTALLER

Subaru Outback. Manual Transmission and Differential

2) Install the transmission cushion rubber to the transmission assembly, and tighten bolt (A).

3) Install the transmission cushion rubber to the center crossmember, and tighten the nut (B).

Tightening torque:
Bolt (A)
35 N*m (3.6 kgf-m, 25.8 ft-lb)
Nut (B)
35 N*m (3.6 kgf-m, 25.8 ft-lb)

Subaru Outback. Manual Transmission and Differential

4) Tap the transmission hanger in the rear side of transmission with a rubber hammer to bend it until it is in close contact with the transmission case.

CAUTION: Do not apply excessive load or impact to the transmission case.

Subaru Outback. Manual Transmission and Differential

5) Install the transmission onto the engine.

CAUTION: This operation requires at least two persons.

NOTE: Keep the engine level.

  1. Lift up the transmission gradually using a transmission jack.
  2. Engage at the spline section.

NOTE: Be careful not to hit the main shaft against the clutch housing cover.

6) Temporarily tighten the bolts and nuts which hold lower side of transmission to engine.

7) Install the front crossmember and rear crossmember.

Tightening torque:
T1: 75 N*m (7.6 kgf-m, 55.3 ft-lb)
T2: 140 N*m (14.3 kgf-m, 103.3 ft-lb)

Subaru Outback. Manual Transmission and Differential

8) Take out the transmission jack.

9) Tighten the bolts and nuts which hold the lower side of transmission to the engine.

Tightening torque: 50 N*m (5.1 kgf-m, 36.9 ft-lb)

Subaru Outback. Manual Transmission and Differential

10) Lower the vehicle.

11) Install the two mounting bolts on the upper side of the transmission.

Tightening torque: 50 N*m (5.1 kgf-m, 36.9 ft-lb)

Subaru Outback. Manual Transmission and Differential

12) Remove the ST (ENGINE HANGER).

13) Install the transmission main mounting bracket.

NOTE: Incline the engine, and install the transmission main mounting bracket for the left side of the vehicle first.

Tightening torque: 75 N*m (7.6 kgf-m, 55.3 ft-lb)

Subaru Outback. Manual Transmission and Differential

14) Attach the ST (ENGINE HANGER) again.

15) Remove the bolts from ST (SPECIAL TOOL H4).

Subaru Outback. Manual Transmission and Differential

16) Remove the bolt and nut to remove ST (SPECIAL TOOL H4).

17) Temporarily attach the front cushion rubber with bolts.

Subaru Outback. Manual Transmission and Differential

18) Install the bolt and nut to the front cushion rubber.

19) Tighten the bolts and nuts of front cushion rubber.

NOTE: Always start tightening from the bolts on the engine side.

Tightening torque:
T1: 25 N*m (2.5 kgf-m, 18.4 ft-lb)
T2: 45 N*m (4.6 kgf-m, 33.2 ft-lb)

Subaru Outback. Manual Transmission and Differential

20) Remove the ST (ENGINE HANGER) from the vehicle.

21) Install the stopper rod.

Tightening torque: 36 N*m (3.7 kgf-m, 26.6 ft-lb)

Subaru Outback. Manual Transmission and Differential

22) Tighten the nuts connecting the engine mount and the transmission main mounting bracket.

Tightening torque: 45 N*m (4.6 kgf-m, 33.2 ft-lb)

Subaru Outback. Manual Transmission and Differential

23) Remove the engine hanger rear for turbo model and install the engine hanger rear for non-turbo model. (non-turbo model)

Tightening torque: 16 N*m (1.6 kgf-m, 11.8 ft-lb)

24) Install the starter. <Ref. to SC(H4SO)-10, INSTALLATION, Starter.>

25) Install the operating cylinder.

Tightening torque: 37 N*m (3.8 kgf-m, 27.3 ft-lb)

Subaru Outback. Manual Transmission and Differential

26) Lift up the vehicle.

27) Install the front drive shaft into the transmission.

<Ref. to DS-49, INSTALLATION, Front Drive Shaft.>

28) Insert the front arm ball joint into the housing lower part. <Ref. to FS-33, INSTALLATION, Front Ball Joint.>

29) Attach the stabilizer link to the front arm. <Ref. to FS-31, INSTALLATION, Front Stabilizer.>

30) Install the MT gear shift cable and MT gear select cable to MT gear shift lever. <Ref. to CS-60, INSTALLATION, MT Gear Shift Lever.>

CAUTION:

31) Install the propeller shaft. <Ref. to DS-11, INSTALLATION, Propeller Shaft.>

32) Install the steering shaft universal joint. <Ref. to PS-22, INSTALLATION, Universal Joint.>

33) Install the heat shield cover. <Ref. to EI-168, INSTALLATION, Heat Shield Cover.>

34) Install the front, center and rear exhaust pipe. (non-turbo model) <Ref. to EX(H4SO)-6, INSTALLATION, Front Exhaust Pipe.> <Ref. to EX(H4SO)- 8, INSTALLATION, Center Exhaust Pipe.> <Ref. to EX(H4SO)-9, INSTALLATION, Rear Exhaust Pipe.>

35) Install the center and rear exhaust pipe. (turbo model) <Ref. to EX(H4DOTC)-13, INSTALLATION, Center Exhaust Pipe.> <Ref. to EX(H4DOTC)-15, INSTALLATION, Rear Exhaust Pipe.>

36) Install the front under cover. <Ref. to EI-35, INSTALLATION, Front Under Cover.>

37) Lower the vehicle.

38) Install the throttle body. (non-turbo model) <Ref. to SC(H4SO)-10, INSTALLATION, Starter.>

39) Connect the following connectors.

  1. Transmission radio ground terminal

Tightening torque: 13 N*m (1.3 kgf-m, 9.6 ft-lb)

  1. Neutral position switch connector (Brown)
  2. Back-up light switch connector (Gray)
  3. Engine harness connectors

40) Fill transmission gear oil through the transmission oil level gauge hole. <Ref. to 6MT-24, Transmission Gear Oil.>

41) Install the air intake boot assembly. (non-turbo model) <Ref. to IN(H4SO)-8, INSTALLATION, Air Intake Boot.>

42) Install the intercooler and the intercooler stay. (turbo model) <Ref. to IN(H4DOTC)-18, INSTALLATION, Intercooler.>

43) Attach the grille bracket.

Subaru Outback. Manual Transmission and Differential

44) Install the air intake duct. <Ref. to IN(H4SO)-9, INSTALLATION, Air Intake Duct.> <Ref. to IN(H4DOTC)-12, INSTALLATION, Air Intake Duct.>

45) Install the collector cover. (turbo model) 46) Install the front wheels.

47) Connect the battery ground terminal.

READ NEXT:

 Transmission Mounting System

A: REMOVAL 1. CROSSMEMBER AND CUSHION RUBBER 1) Disconnect the ground cable from battery. 2) Lift up the vehicle. 3) Remove the front under cover. <Ref. to EI-35, REMOVAL, Front Under Cover.>

 Oil Seal

A: INSPECTION Check for transmission gear oil leaks at oil seal area. If there is an oil leak, replace the oil seal with new one and check the propeller shaft. B: REPLACEMENT 1) Remove the collector

 Switches and Harness

A: REMOVAL 1. BACK-UP LIGHT AND NEUTRAL POSITION SWITCH 1) Disconnect the ground cable from battery. 2) Remove the collector cover. (turbo model) 3) Remove the air intake boot assembly. (non-turbo

SEE MORE:

 Compass calibration

1. If a “C” is displayed in the compass window, the compass needs to be calibrated. 2. Drive the vehicle in a circle at 5 mph (8 km/h) or less until the display reads a direction. 3. You can also calibrate the compass by driving your vehicle on your everyday routine. The compass will be ca

 Defogger and deicer

1) Rear window defogger 2) Outside mirror defogger (if equipped) 3) Windshield wiper deicer (if equipped) The vehicle is equipped with a rear window defogger. Some models are also equipped with an outside mirror defogger and/or windshield wiper deicer. The defogger and deicer system is acti

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