2019 Subaru Ascent BaseFACTORY OEM SERVICE PROCEDURE

Power Steering System: General Description: Specification

Whole system Minimum turning radius: m (ft) 5.8 (19.03)
Steering angle Inner wheel 38.3°±1.5°
Outer wheel 33.4°±1.5°
Steering wheel diameter: mm (in) 370 (14.57)
Lock-to-lock revolution number 2.69
Gearbox Type Rack & pinion type
Backlash 0 (automatic adjusting)
Motor (Temperature 20Β°C (68Β°F)) Rated voltage: V 12
Rated torque: N.m (kgf-m, ft-lb) 5.07 (0.52, 3.74)
Rated revolution speed: r/min 790
Rated current: A 85
Rated output: W 419

Steering wheel

FREE PLAY SPECIFICATION

Free play: mm (in) 17 (0.67) or less

Column assembly & steering

CLEARANCE SPECIFICATION

Clearance:
Between steering wheel and cover assembly - column
mm (in) 4 - 6 (0.16 - 0.24) or less

Steering gearbox

SLIDING RESISTANCE SPECIFICATION

Sliding resistance: N (kgf, lbf) 397 (40.5, 89.3) or less Difference between right and left sliding resistance: 20% or less
Rack shaft play in radial direction: mm (in) Right-turn steering Both amplitudes: 0.6 (0.024) or less
Left-turn steering Both amplitudes: 0.6 (0.024) or less
Input shaft play: mm (in) In radial direction Both amplitudes: 0.6 (0.024) or less
In axial direction 0.27 (0.0106) or less
Rotational resistance: N (kgf, lbf) Maximum allowable value: 20 (2, 4.5) or less Difference between right and left sliding resistance: 20% or less

Steering effort (with power steering assist)

STEERING EFFORT DESCRIPTION

At standstill on paved road with engine idling: N (kgf, lbf) 31 (3.2, 7.0) or less
At standstill on paved road with engine stalled: N (kgf, lbf) 294.2 (30.0, 66.2) or less
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.

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