Subaru 2009 IMPREZA Service Manual page 2339

13) Install an extension cap to the transmission.
NOTE:
If extension cap is not available, place vinyl bag
over opening and fasten with string to prevent gear
oil or ATF from leaking.
(A)
(A) Extension cap
B: INSTALLATION
1) Insert the sleeve yoke into the transmission and
attach center bearing to body.
Tightening torque:
52 N·m (5.3 kgf-m, 38.4 ft-lb)
2) Align the alignment marks and connect the
flange yoke and rear differential.
Tightening torque:
31 N·m (3.2 kgf-m, 22.9 ft-lb)
(A) Alignment mark
3) Install the heat shield cover.
4) Install the center exhaust pipe.
5) Install the rear exhaust pipe and muffler.
Propeller Shaft
DS-00031
DS-00141
(A)
DS-00028
DS-11
6) Lower the vehicle.
7) Connect the ground cable to battery.
C: INSPECTION
NOTE:
Do not disassemble propeller shaft. Check the fol-
lowing and replace if necessary.
• Dents or cracks on the tube surface
• Splines for deformation or abnormal wear
• Unsmooth joint operation or abnormal noise
• Center bearing for free play, noise or non-
smooth operation.
• Oil seals for abnormal wear or damage
• Damaged center bearing
Check the following points with propeller shaft in-
stalled in vehicle.
1. JOINTS AND CONNECTIONS
1) Remove the center exhaust pipe.
2) Remove the heat shield cover.
3) Check for any looseness of the yoke flange
mounting bolts which connect to the rear differen-
tial and center bearing bracket mounting bolts.
2. SPLINES AND BEARING
1) Remove the center exhaust pipe.
2) Remove the rear exhaust pipe and muffler.
3) Remove the heat shield cover.
4) Turn the propeller shaft by hand to see if abnor-
mal free play exists at splines. Also move yokes to
see if abnormal free play exists at spiders and
bearings.
DRIVE SHAFT SYSTEM
DS-00035