Subaru Legacy BN/BS (2015-2019) Service Manual: Replacement
CAUTION: • If there was so much rust in the rear differential mount bushing, remove the rust before starting work. • Apply the molybdenum grease on the square thread of the ST (shaft and nut) before use. 1. Remove the rear differential. Rear Differential (T-type) > REMOVAL Rear Differential (VA-type) > REMOVAL 2. Fit the ST to the periphery of the sub frame cylinder, and make sure that the ST does not contact with welded spots or spatters.
3. If the ST contacts with welded spots or spatters, remove the excessive welds or spatters with sander or the equivalent so that the ST contacts the cylinder peripheral part. CAUTION: Performing the operation with the ST contacting with welded spots or spatters may break the ST. Be sure to remove excessive welds or spatters before the operation. 4. Set ST1, ST2, ST3, ST4 and ST5 as shown in the figure.
5. Fit and hold the ST1 and ST2 to the rear differential mount bushing from the rear side of vehicle.
6. Insert the ST set in the step 4) through the rear differential mount bushing hole from the front side of vehicle, and screw in the ST1 by hand till the front end of ST1 comes out slightly from the rear end of ST2.
7. Hold the ST1 to prevent it from rotating, and screw in the ST3 by hand till there is no loose fit on the ST2. CAUTION: When setting the ST to the vehicle, always make sure that the ST2 fits the periphery of the sub frame cylinder and is not tilted.
8. Hold the ST1 with a tool to prevent it from rotating, and screw in the ST2 to remove the rear differential mount bushing. CAUTION: • Rotation of ST1 will damage the screw at the rear end of rear differential mount bushing. Never rotate the ST1. • If the ST starts to tilt while removing the rear differential mount bushing, stop the work and set the ST again.
9. Set ST1, ST2, ST3, ST4, ST5 and rear differential mount bushing as shown in the figure. NOTE: • Set the ST2 nut near to the end of ST1 screw. • Hold the rear differential mount bushing with the marked side facing toward the rear of the vehicle, and set the rear differential mount bushing to the ST so that the arrow mark faces upward. • Mark the bottom end of rear differential mount bushing to identify the installing direction.
10. Attach ST1 to the ST2, and fit and hold the STs as a unit to the sub frame from the rear side of vehicle.
11. Insert the ST and rear differential mount bushing set in the step 9) through the sub frame from the front side of vehicle, and screw in the ST1 by hand till the front end of ST1 comes out slightly from the rear end of ST2. CAUTION: Set the rear differential mount bushing with its mark facing the bottom end direction.
12. Hold the ST1 to prevent it from rotating, and screw in the ST2 by hand till there is no loose fit on the ST and the rear differential mount bushing. CAUTION: Make sure that the ST and rear differential mount bushing are not tilted.
13. Screw in the ST2 while holding the ST1 with a tool to prevent it from rotating, and press-fit the rear differential mount bushing to the front end of sub frame cylinder.
14. Make sure that the rear differential mount bushing is inserted to the front end of sub frame cylinder.
15. Install the rear differential. Rear Differential (T-type) > INSTALLATION Rear Differential (VA-type) > INSTALLATION |
Inspection
Check the rear differential mount bushing for cracks, hardening or damage. If cracking, hardening or damage is excessive, replace rear differential mount bushing. ...
Other materials:
Removal
CAUTION:If the engine oil is spilt over exhaust pipe or the under cover, wipe it off with cloth to avoid emission of smoke or causing a fire.1. Disconnect the ground terminal from battery sensor. NOTE2. Disconnect the connector (A) from the oil pressure switch, and remove the oil pressure switch fr ...
