Subaru Impreza 2003 Service Manual page 2002

MANUAL TRANSMISSION AND DIFFERENTIAL
19.Main Shaft Assembly
A: REMOVAL
1) Remove the manual transmission assembly
from vehicle. <Ref. to 6MT-37, REMOVAL, Manual
Transmission Assembly.>
2) Prepare the transmission for overhaul. <Ref. to
6MT-42, Preparation for Overhaul.>
3) Remove the oil pipe, neutral position switch,
back-up light switch and harness. <Ref. to 6MT-44,
REMOVAL, Oil Pipe.>, <Ref. to 6MT-47, REMOV-
AL, Neutral Position Switch.>, <Ref. to 6MT-45,
REMOVAL, Back-up Light Switch.>
4) Remove the extension case. <Ref. to 6MT-49,
REMOVAL, Extension Case.>
5) Remove the transfer driven gear. <Ref. to 6MT-
60, REMOVAL, Transfer Driven Gear.>
6) Remove the center differential. <Ref. to 6MT-62,
REMOVAL, Center Differential.>
7) Remove the oil pump. <Ref. to 6MT-63, RE-
MOVAL, Oil Pump.>
8) Remove the transmission case. <Ref. to 6MT-
67, REMOVAL, Transmission Case.>
9) Remove the striking rod.
10) Using a screwdriver, shift to 4th gear position.
(A)
(A) 3rd-4th shift rod
11) Remove the reverse idler holder.
(A)
(A) Reverse idler holder
MAIN SHAFT ASSEMBLY
12) Remove all checking plug, gasket, checking
spring, plunger and checking ball from adapter
plate.
NOTE:
Do not reuse the gasket.
13) Remove the bolt and gasket installing reverse
MT-00543
idler shaft.
14) Press the main shaft assembly, driven gear as-
sembly, reverse idler gear and each shifter fork,
MT-00544
then remove from the adapter plate at once.
NOTE:
Two people should do the work.
6MT-72
(A)
(B)
(C)
(D)
(A) Checking plug
(B) Gasket
(C) Checking spring
(D) Plunger
(E) Checking ball
(A)
(B)
(C)
(E)
MT-00545
MT-00546