Subaru Impreza 2003, Service Manual

Page: 1920 / 3610

5MT-112
MANUAL TRANSMISSION AND DIFFERENTIAL
REVERSE IDLER GEAR
22.Reverse Idler Gear
A: REMOVAL
1) Remove the manual transmission assembly
from vehicle. <Ref. to 5MT-38, REMOVAL, Manual
Transmission Assembly.>
2) Remove the back-up light switch and neutral po-
sition switch. <Ref. to 5MT-48, REMOVAL, Switch-
es and Harness.>
3) Remove the transfer case with extension case
assembly. <Ref. to 5MT-53, REMOVAL, Transfer
Case and Extension Case Assembly.>
4) Remove the transmission case. <Ref. to 5MT-
93, REMOVAL, Drive Pinion Shaft Assembly.>
5) Remove the drive pinion shaft assembly. <Ref.
to 5MT-93, REMOVAL, Drive Pinion Shaft Assem-
bly.>
6) Remove the main shaft assembly.
Single-range model
<Ref. to 5MT-73, REMOVAL, Main Shaft Assembly
for Single-Range.>
Dual-range model
<Ref. to 5MT-83, REMOVAL, Main Shaft Assembly
for Dual-Range.>
7) Remove the differential assembly. <Ref. to 5MT-
104, REMOVAL, Front Differential Assembly.>
8) Remove the shifter forks and rods. <Ref. to 5MT-
114, REMOVAL, Shifter Fork and Rod.>
9) Pull out the straight pin, and remove the idler
gear shaft, reverse idler gear and washer.
10) Remove the reverse shifter lever.
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 5MT-112, INSTALLATION, Reverse Idler Gear.>
and <Ref. to 5MT-113, ADJUSTMENT, Reverse
Idler Gear.>
3) Install the shifter forks and rods. <Ref. to 5MT-
115, INSTALLATION, Shifter Fork and Rod.>
4) Install the differential assembly. <Ref. to 5MT-
104, INSTALLATION, Front Differential Assem-
bly.>
5) Install the main shaft assembly.
Single-range model
<Ref. to 5MT-73, INSTALLATION, Main Shaft As-
sembly for Single-Range.>
Dual-range model
<Ref. to 5MT-83, INSTALLATION, Main Shaft As-
sembly for Dual-Range.>
6) Install the drive pinion shaft assembly. <Ref. to
5MT-93, INSTALLATION, Drive Pinion Shaft As-
sembly.>
7) Install the transmission case. <Ref. to 5MT-69,
INSTALLATION, Transmission Case.>
8) Install the transfer case with extension case as-
sembly. <Ref. to 5MT-53, INSTALLATION, Trans-
fer Case and Extension Case Assembly.>
9) Install the back-up light switch and neutral posi-
tion switch. <Ref. to 5MT-49, INSTALLATION,
Switches and Harness.>
10) Install the manual transmission assembly to ve-
hicle. <Ref. to 5MT-41, INSTALLATION, Manual
Transmission Assembly.>
(A) Straight pin
(B) Idler gear shaft
(C) Idler gear
(D) Washer
MT-00303
(A)
(B)
(C)
(D)
(A) Reverse shifter lever
(B) Reverse idler gear
(C) Reverse idler gear shaft
(D) Straight pin
MT-00304
(A)
(B)
(D)
(C)