Rear Hub Unit Bearing: Inspection

WARNING: This page is about a different car, the 2012 Subaru Outback and 2012 Subaru Legacy. However, it is still accessible from the selected car via links, so may be relevant.

Moving the rear tire up and down by hand, check there is no backlash in bearing, and check the wheel rotates smoothly.
CAUTION: If there is any fault in the bearing, replace hub unit bearing.

Fig 1: Moving Rear Tire Up And Down
Courtesy of SUBARU OF AMERICA, INC.
Inspect the lean of axis direction using a dial gauge. Replace the bearing if the load range exceeds the limitation.
Service limit:

Maximum: 0.05 mm (0.0020 in)

Fig 2: Inspecting Lean Of Axis Direction Using Dial Gauge
Courtesy of SUBARU OF AMERICA, INC.