Drive Pinion Shaft Assembly - Subaru IMPREZA 2004 Service Manual

MANUAL TRANSMISSION AND DIFFERENTIAL

22.Drive Pinion Shaft Assembly

A: REMOVAL
1) Remove the manual transmission assembly
from vehicle. <Ref. to 6MT-36, REMOVAL, Manual
Transmission Assembly.>
2) Prepare the transmission for overhaul. <Ref. to
6MT-41, Preparation for Overhaul.>
3) Remove the oil pipe, neutral position switch,
back-up light switch and harness. <Ref. to 6MT-43,
REMOVAL, Oil Pipe.>, <Ref. to 6MT-46, REMOV-
AL, Neutral Position Switch.>, <Ref. to 6MT-44,
REMOVAL, Back-up Light Switch.>
4) Remove the extension case. <Ref. to 6MT-48,
REMOVAL, Extension Case.>
5) Remove the transfer driven gear. <Ref. to 6MT-
59, REMOVAL, Transfer Driven Gear.>
6) Remove the center differential. <Ref. to 6MT-61,
REMOVAL, Center Differential.>
7) Remove the oil pump. <Ref. to 6MT-62, RE-
MOVAL, Oil Pump.>
8) Remove the transmission case. <Ref. to 6MT-
66, REMOVAL, Transmission Case.>
9) Remove each gear assembly. <Ref. to 6MT-71,
REMOVAL, Main Shaft Assembly.>
10) Remove the drive pinion shaft assembly.
B: INSTALLATION
1) Completely remove the remaining gasket on
drive plate and clutch housing.
2) Apply liquid gasket to the clutch housing.
Liquid gasket:
THREE BOND 1215
Drive Pinion Shaft Assembly
3) Install each gear assembly. <Ref. to 6MT-71, IN-
STALLATION, Main Shaft Assembly.>
4) Install the transmission case. <Ref. to 6MT-67,
INSTALLATION, Transmission Case.>
5) Install the oil pump. <Ref. to 6MT-63, INSTAL-
LATION, Oil Pump.>
6) Install the center differential. <Ref. to 6MT-61,
INSTALLATION, Center Differential.>
7) Install the transfer driven gear. <Ref. to 6MT-59,
INSTALLATION, Transfer Driven Gear.>
8) Install the extension case. <Ref. to 6MT-48, IN-
STALLATION, Extension Case.>
9) Install the oil pipe, neutral position switch, back-
up light switch and harness. <Ref. to 6MT-43, IN-
STALLATION, Oil Pipe.>, <Ref. to 6MT-46, IN-
STALLATION, Neutral Position Switch.>, <Ref. to
6MT-44, INSTALLATION, Back-up Light Switch.>
10) Install the manual transmission assembly to ve-
hicle. <Ref. to 6MT-38, INSTALLATION, Manual
Transmission Assembly.>
C: DISASSEMBLY
NOTE:
Replace the drive pinion shaft as a set with hypoid
driven gear.
1) Remove the pipe and oil chamber.
MT-00640
2) Remove the drive pinion shaft and shim from
adapter plate.
3) Secure the ST on workbench.
MT-00532
ST 18664AA000 BASE
6MT-98
(B)
(A) Pipe
(B) Oil chamber
(A)
MT-00641
MT-00642