Subaru Impreza 3 / Impreza WRX / Impreza WRX STI. Manual — part 112

SC(STI)-4

General Description

STARTING/CHARGING SYSTEMS

• Except for STI model

(1)

Starter housing ASSY

(9)

Overrunning clutch

(17) Sleeve bearing

(2)

Sleeve bearing

(10) Internal gear ASSY

(18) Starter cover ASSY

(3)

Shift lever

(11) Shaft

(4)

Plate

(12) Pinion gear

Tightening torque: N·m (kgf-m, ft-lb)

(5)

Seal rubber

(13) Seal rubber

T1: 1.4 (0.1, 1.0)

(6)

Magnet switch ASSY

(14) Yoke ASSY

T2: 6 (0.6, 4.4)

(7)

Snap ring

(15) Armature ASSY

T3: 7.5 (0.8, 5.5)

(8)

Stopper

(16) Brush holder ASSY

T4: 10 (1.0, 7.4)

(14)

(1)

(2)

(3)

(4)

(10)

(11)

(12)

(13)

(15)

(5)

(6)

(7)

(8)

(9)

SC-02222

T1

T4

T2

T3

(16)

(17)

(18)

SC(STI)-5

General Description

STARTING/CHARGING SYSTEMS

2. GENERATOR

(1)

Pulley nut

(7)

Bearing

(13) Terminals

(2)

Pulley

(8)

Stator coil

(3)

Front cover

(9)

IC regulator with brush

Tightening torque: N·m (kgf-m, ft-lb)

(4)

Ball bearing

(10) Brush

T1: 4.7 (0.5, 3.5)

(5)

Bearing retainer

(11) Rectifier

T2: 108 (11.0, 79.8)

(6)

Rotor

(12) Rear cover

(1)

(2)

(3)

(4)

(5)

(6)

(7)

(8)

(9)

(10)

(11)

(12)

(13)

T1

T1

T2

SC-00163

SC(STI)-6

General Description

STARTING/CHARGING SYSTEMS

3. GENERATOR BRACKET

(1)

Generator

(3)

V-belt cover

Tightening torque: N·m (kgf-m, ft-lb)

(2)

Power steering pump bracket

T1: 13 (1.3, 9.6)

T2: 16 (1.6, 11.8)

T3: 22 (2.2, 16.2)

T4: 25 (2.5, 18.4)

SC-02440

(1)

(2)

(3)

T1

T4

T4

T2

T3

T3

SC(STI)-7

General Description

STARTING/CHARGING SYSTEMS

C: CAUTION

• Prior to starting work, pay special attention to the following:

1. Always wear work clothes, a work cap, and protective shoes. Additionally, wear a helmet, protective

goggles, etc. if necessary.
2. Protect the vehicle using a seat cover, fender cover, etc.
3. Prepare the service tools, clean cloth, containers to catch grease and oil, etc.

• Vehicle components are extremely hot immediately after driving. Be wary of receiving burns from heated

parts.

• When performing a repair, identify the cause of trouble and avoid unnecessary removal, disassembly and

replacement.

• Before disconnecting connectors of sensors or units, be sure to disconnect the ground cable from battery.

• Always use the jack-up point when the shop jacks or rigid racks are used to support the vehicle.

• Remove contamination including dirt and corrosion before removal, installation, disassembly or assembly.

• Keep the removed parts in order and protect them from dust and dirt.

• All removed parts, if to be reused, should be reinstalled in the original positions with attention to the correct

directions, etc.

• Bolts, nuts and washers should be replaced with new parts as required.

• Be sure to tighten the fasteners including bolts and nuts to the specified torque.

D: PREPARATION TOOL

1. GENERAL TOOL

TOOL NAME

REMARKS

Circuit tester

Used for measuring resistance, voltage and current.