Subaru 2002 IMPREZA Service Manual page 1827

21.Reverse Idler Gear
A: REMOVAL
1) Remove the manual transmission assembly
from vehicle. <Ref. to MT-33, REMOVAL, Manual
Transmission Assembly.>
2) Remove the back-up light switch and neutral po-
sition switch. <Ref. to MT-43, REMOVAL, Switches
and Harness.>
3) Remove the transfer case with extension case
assembly. <Ref. to MT-48, REMOVAL, Transfer
Case and Extension Case Assembly.>
4) Remove the transmission case. <Ref. to MT-86,
REMOVAL, Drive Pinion Shaft Assembly.>
5) Remove the drive pinion shaft assembly. <Ref.
to MT-86, REMOVAL, Drive Pinion Shaft Assem-
bly.>
6) Remove the main shaft assembly.
Single-range model
<Ref. to MT-68, REMOVAL, Main Shaft Assembly
for Single-Range.>
Dual-range model
<Ref. to MT-76, REMOVAL, Main Shaft Assembly
for Dual-Range.>
7) Remove the differential assembly. <Ref. to MT-
95, REMOVAL, Front Differential Assembly.>
8) Remove the shifter forks and rods. <Ref. to MT-
105, REMOVAL, Shifter Fork and Rod.>
9) Pull out the straight pin, and remove the idler
gear shaft, reverse idler gear and washer.
(A) Straight pin
(B) Idler gear shaft
(C) Idler gear
(D) Washer
10) Remove the reverse shifter lever.
REVERSE IDLER GEAR
B: INSTALLATION
1) Install the reverse shifter lever, reverse idler
gear and reverse idler gear shaft, and secure with
straight pin.
NOTE:
Be sure to install the reverse idler shaft from rear
side.
2) Inspect and adjust the clearance between re-
verse idler gear and transmission case wall. <Ref.
to MT-103, INSTALLATION, Reverse Idler Gear.>
and <Ref. to MT-104, ADJUSTMENT, Reverse
Idler Gear.>
3) Install the shifter forks and rods. <Ref. to MT-
105, INSTALLATION, Shifter Fork and Rod.>
4) Install the differential assembly. <Ref. to MT-95,
INSTALLATION, Front Differential Assembly.>
5) Install the main shaft assembly.
Single-range model
<Ref. to MT-68, INSTALLATION, Main Shaft As-
sembly for Single-Range.>
Dual-range model
<Ref. to MT-76, INSTALLATION, Main Shaft As-
sembly for Dual-Range.>
B3M0524C
6) Install the drive pinion shaft assembly. <Ref. to
MT-86, INSTALLATION, Drive Pinion Shaft As-
sembly.>
7) Install the transmission case. <Ref. to MT-63,
INSTALLATION, Transmission Case.>
8) Install the transfer case with extension case as-
sembly. <Ref. to MT-48, INSTALLATION, Transfer
Case and Extension Case Assembly.>
9) Install the back-up light switch and neutral posi-
tion switch. <Ref. to MT-44, INSTALLATION,
Switches and Harness.>
10) Install the manual transmission assembly to ve-
hicle. <Ref. to MT-37, INSTALLATION, Manual
Transmission Assembly.>
MT-103
MANUAL TRANSMISSION AND DIFFERENTIAL
(A) Reverse shifter lever
(B) Reverse idler gear
(C) Reverse idler gear shaft
(D) Straight pin
B3M0526C