Power Steering System: General Description: Specification
MODEL SPECIFICATION
| Model | Impreza model | Crosstrek model | |||
|---|---|---|---|---|---|
| Except for WILDERNESS | WILDERNESS | ||||
| Whole system | Minimum turning radius: | m (ft) | 5.3 (17.39) | 5.4 (17.72) | 5.3 (17.39) |
| Steering angle | Inner wheel | 38.9°±1.5° | 38.4°±1.5° | 38.7°±1.5° | |
| Outer wheel | 34.1°±1.5° | 33.5°±1.5° | 33.8°±1.5° | ||
| Lock-to-lock revolution number | 2.5 | ||||
| Gearbox | Type | Rack & pinion type | |||
| Backlash |
0 (automatic adjusting) | ||||
| Motor (Temperature 20°C (68°F)) | Rated voltage: | V | 11 | ||
| Rated torque: | N.m (kgf-m, ft-lb) | 4.7 (0.48, 3.47) | |||
| Rated revolution speed: | r/min | 1527 | |||
| Rated current: | A | 113 | |||
| Rated output: | W | 706 | |||
STEERING WHEEL SPECIFICATION
| Free play: | mm (in) | 17 (0.67) or less |
| Steering wheel diameter: | mm (in) | 370 (14.57) |
COLUMN ASSEMBLY AND STEERING SPECIFICATION
| Clearance: Between steering wheel and column cover assembly |
mm (in) | 4 - 6 (0.16 - 0.24) or less |
STEERING GEARBOX SPECIFICATION
| Sliding resistance: | N (kgf, lbf) | 686 (69.95, 154.24) or less Difference between right and left sliding resistance: 20% or less |
| Rack shaft play in radial direction: mm (in) | Sensor side | Both amplitudes: 0.4 (0.016) or less |
| Motor side | Both amplitudes: 0.7 (0.028) or less | |
| Input shaft play: mm (in) | In radial direction | Both amplitudes: 0.66 (0.026) or less |
| In axial direction | 0.04 (0.002) or less | |
| Rotational resistance: | N (kgf, lbf) | Maximum allowable value: 40 (4.08, 8.99) or less Difference between right and left rotational resistance: 20% or less |
STEERING WHEEL EFFORT SPECIFICATION
| At standstill on paved road with engine idling: | N (kgf, lbf) | 31 (3.2, 7) or less |
| At standstill on paved road with engine stalled: | N (kgf, lbf) | 294.2 (30, 66.2) or less |