POWER ASSISTED SYSTEM
(POWER STEERING)
PS-2
POWER ASSISTED SYSTEM (POWER STEERING)
General Description
1. General Description
A: SPECIFICATION
Model
NON-TURBO TURBO
RS, RS sport package,
OUTBACK
WRX STi
Whole system
Minimum turning radius m (ft) 5.4 (17.7) 5.7 (18.7)
Steering angle (Inside-Outside) 34.5° — 30.3° 32.9° — 28.5°
Steering wheel diameter mm (in) 385 (15.16) 375 (14.76)
Overall gear ratio (Turns, lock to lock
Gear box)
3.0 2.7 2.6
Gearbox
Type Rack and pinion, Integral
Backlash 0 (Automatically adjustable)
Valve (Power steering system) Rotary valve
Pump
(Power steering
system)
Type Vane pump
Oil tank Installed on body
Output
cm
3
(cu in)/rev.
7.8 (0.476) 7.2 (0.439) 8.5 (0.519)
Relief pres-
sure
kPa (kg/cm
2
, psi)
6,767 — 7,453
(69 — 76, 981 — 1,081)
7,350 — 8,036
(75 — 82,
1,067 — 1,165)
8,100 — 8,800
(83 — 90,
1,175 — 1,276)
Hydraulic fluid control Dropping in response to increased engine revolutions
Hydraulic
fluid
2 (US qt, Imp qt)/min
1,000 rpm: 7 (7.4, 6.2)
3,000 rpm: 5 (5.3, 4.4)
7.5 (7.9, 6.6)
Range of revolution rpm 700 — 9,000
Revolving direction Clockwise
Working fluid
(Power steering
system)
Name ATF DEXRON III
Capacity
2 (US qt, Imp qt)
Oil tank 0.3 (0.3, 0.3)
Total 0.7 (0.7, 0.6)
PS-3
POWER ASSISTED SYSTEM (POWER STEERING)
General Description
Steering wheel Free play mm (in) 17 (0.67)
Turning angle
Inner wheel
WRX, OUTBACK, RS, RS sport package 34.5°±1.5°
STi 32.9°±1.5°
Outer wheel
WRX, OUTBACK, RS, RS sport package 30.3°±1.5°
STi 28.5°±1.5°
Steering shaft
Clearance between steering wheel and
column cover
mm (in) 4.0 (0.16)
Steering gear-
box
(Power steer-
ing system)
Sliding resistance N (kgf, lb) 400 (41, 90) or less
Rack shaft
play in radial
direction
Right-turn steering mm (in) 0.19 (0.0075) or less
Left-turn steering mm (in)
Horizontal movement:
0.15 (0.0059) or less
Vertical movement:
0.3 (0.012) or less
Input shaft
play
In radial direction mm (in) 0.18 (0.0071) or less
In axial direction mm (in) 0.5 (0.020) or less
Turning resistance N (kgf, lb)
Maximum allowable value:
Less than 10.5 (1.1, 2.4)
Difference between right and left
sliding resistance: Less than 20%
Oil pump
(Power steer-
ing system)
Pulley shaft
Radial play mm (in) 0.4 (0.016) or less
Axial play mm (in) 0.9 (0.035) or less
Pulley
Ditch deflection mm (in) 1.0 (0.039) or less
Resistance to rotation N (kgf, lb) 9.22 (0.94, 2.07) or less
Regular pressure (Unloaded)
kPa (kg/cm
2
, psi)
981 (10, 142) or less
Steering wheel
effort
(Power steer-
ing system)
At standstill with engine idling on a con-
crete road
N (kgf, lb) 31.4 (3.2, 7.1) or less
At standstill with engine stalled on a
concrete road
N (kgf, lb) 294.2 (30, 66.2) or less
Recommended power steering fluid Manufacturer
ATF DEXRON III
B.P.
CALTEX
CASTROL
MOBIL
SHELL
TEXACO
PS-4
POWER ASSISTED SYSTEM (POWER STEERING)
General Description
CAUTION:
This table lists various clearances that must be correctly adjusted to ensure the normal vehicle driv-
ing without interfering noise, or any other faults.
Location Minimum allowance
(1) Crossmember — Pipe 5 mm (0.20 in)
(2) DOJ — Shaft or joint 14 mm (0.55 in)
(3) DOJ — Valve housing 11 mm (0.43 in)
(4) Pipe — Pipe 2 mm (0.08 in)
(5) Stabilizer — Pipe 5 mm (0.20 in)
(6) Exhaust pipe — Pipe 11 mm (0.43 in)
(7) Exhaust pipe — Gearbox bolt 15 mm (0.59 in)
(8) Side frame — Hose A and B 10 mm (0.39 in)
(9) Cruise control pump — Hose A and B 15 mm (0.59 in)
(10) Pipe portion of hose A — Pipe portion of hose B 1.5 mm (0.059 in)
(11) AT cooling hose — Joint 20 mm (0.79 in)
PS-00355
(10)
(5)
(9)
(8)
(1)
(6)
(4)
(3)
(2)
(7)
(11)
PS-5
POWER ASSISTED SYSTEM (POWER STEERING)
General Description
B: COMPONENT
1. STEERING WHEEL AND COLUMN
(1) Bushing (5) Steering wheel Tightening torque: Nâ‹…m (kgf-m, ft-lb)
(2) Steering shaft (6) Airbag module T1: 1.2 (0.12, 0.9)
(3) Steering roll connector (7) Steering wheel lower cover T2: 25 (2.5, 18.1)
(4) Column cover T3: 45 (4.6, 33.2)
PS-00618
(2)
(4)
T2
T1
(3)
(1)
T3
(6)
(5)
(7)
You're Reading a Preview
What's Included?
Lifetime Access
Fast Download Speeds
Offline Viewing
Access Contents & Bookmarks
Full Search Facility
Print one or all pages of your manual
$36.99
2005 Subaru Impreza Service & Repair Manual Software
Viewed 88 Times Today
What's Included?
Lifetime Access
Fast Download Speeds
Offline Viewing
Access Contents & Bookmarks
Full Search Facility
Print one or all pages of your manual
$36.99
Secure transaction
What's Included?
Lifetime Access
Fast Download Speeds
Offline Viewing
Access Contents & Bookmarks
Full Search Facility
Print one or all pages of your manual
Description
The 2005 Subaru Impreza Service & Repair Manual Software is a comprehensive guide to maintaining and fixing your vehicle. Whether you are a car enthusiast or a professional mechanic, this software provides detailed instructions and diagrams to assist you in any repairs or maintenance tasks you may need to perform on your 2005 Subaru Impreza.
Features of the 2005 Subaru Impreza Service & Repair Manual Software:
- Step-by-step procedures for various repairs and maintenance tasks
- Detailed illustrations and diagrams to aid in understanding
- Comprehensive information on engine, transmission, electrical systems, brakes, suspension, and more
- Troubleshooting guides to help diagnose and solve common issues
- Specifications and tips for proper maintenance and care
Compatible Models:
- Subaru Impreza WRX Sedan 2005
- Subaru Impreza WRX Wagon 2005
- Subaru Impreza Outback Sport Wagon 2005
With the 2005 Subaru Impreza Service & Repair Manual Software, you can save time and money by avoiding expensive trips to the dealership or auto repair shop. Take control of your vehicle's maintenance and repairs with this comprehensive software.
