Power Steering System: General Description: Specification
GENERAL SPECIFICATION
| Model | Except for 3.0 R | 3.0 R | ||||
| Whole system | Minimum turning radius | m (ft) | Except for 3.0 R-LTD, 2.5 GT spec. B: 5.4 (17.8) 3.0 R-LTD, 2.5 GT spec. B: 5.8 (19) | |||
| Steering angle | Inner wheel | Except for 3.0 R-LTD, 2.5 GT spec. B: 37.6°±1.5° 3.0 R-LTD, 2.5 GT spec. B: 33.8°±1.5° | ||||
| Outer wheel | Except for 3.0 R-LTD, 2.5 GT spec. B: 33.0°±1.5° 3.0 R-LTD, 2.5 GT spec. B: 30.2°±1.5° | |||||
| Steering wheel diameter | mm (in) | 375 (14.76) | ||||
| Lock to lock turn | 3.0 R-LTD, 2.5 GT-B: 2.6, 2.5 GT: 2.8, Others: 3.2 | |||||
| Gearbox | Type | Rack and Pinion, Integral | ||||
| Backlash | 0 (Automatic adjusting) | |||||
| Valve (Power steering system) | Rotary valve | |||||
| Pump (Power steering system) | Type | Vane pump | ||||
| Oil tank | Installed on body | |||||
| Specific output | cm3 (cu in)/rev. | 8.5 (0.519) | 9.6 (0.586) | |||
| Relief pressure | kPa (kg/cm2 , psi) | Non-turbo: 7,350 - 8,050 (75 - 82, 1,067 - 1,167) Turbo: 8,100 - 8,800 (83 - 90,1,174 - 1,276) |
8,300 - 9,000 (85 - 92,1,204 - 1,305) | |||
| Hydraulic fluid control | Engine speed sensitive | |||||
| Hydraulic fluid | l (US qt, lmp qt) | 1,000 RPM: 6.15 (6.5, 5.4) 3,000 RPM: 5.5 (5.8, 4.8) |
1,000 RPM: 6.5 (6.9, 5.7) 3,000 RPM: 5.5 (5.8, 4.8) |
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| RPM range | RPM | 680 - 9,600 | ||||
| Direction of rotation | Clockwise | |||||
| Hydraulic oil (Power steering system) | Capacity | l (US qt, lmp qt) | Oil tank | 0.2 (0.2, 0.2) | ||
| Whole system | 0.7 (0.7, 0.6) | |||||
FREE PLAY SPECIFICATIONS
| Steering wheel | Free play | mm (in) | 17 (0.67) | |
| Steering shaft | Clearance between the steering wheel and column cover | mm (in) | 3.0 (0.12) | |
| Steering gearbox (Power steering system) | Rack shaft play in the radial direction | Right-turn steering | mm (in) | 0.12 (0.005) or less |
| Input shaft play | In radial direction | mm (in) | 0.26 (0.01) or less | |
| In axial direction | mm (in) | Without play | ||
| Rotation resistance | N (kgf, lb) | Maximum allowable value: 11.3 (1.15, 2.54) or less Difference between right and left sliding resistance: 24% or less |
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| Oil pump (Power steering 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 | |
| Rotation resistance | N (kgf, lb) | 9.22 (0.94, 2.07) or less | ||
| Regular pressure (Unloaded) | kPa (kg/cm2 , psi) | 981 (10,142) or less | ||
| Steering wheel effort (Power steering system) | At standstill with engine idling on paved road | N (kgf, lb) | 29.4 (3.0, 6.6) or less | |
| At standstill with engine stalled on paved road | N (kgf, lb) | 294.2 (30, 66.2) or less | ||
POWER STEERING FLUID SPECIFICATIONS
| Recommended power steering fluid |
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| SUBARU ATF or ATF DEXRON III |