Inspection After Disassembly

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

Bearing

Check the bearing for damage and rough rotation. If necessary, replace the bearing with a new one.

Fig 1: Checking Bearing

Courtesy of NISSAN NORTH AMERICA, INC.

Planetary Carrier

Measure the end play of each pinion gear. If it is out of specification, replace the planetary carrier assembly with new one.
Pinion gear end play Refer to "INSPECTION AND ADJUSTMENT "
Check the working face of each gear and bearing for damage, burrs, partial wear, dents and other abnormality. If any is found, replace the planetary carrier assembly with a new one.

Fig 2: Checking Planetary Carrier Assembly
Courtesy of NISSAN NORTH AMERICA, INC.

Sun Gear
Check if the oil passage of the sun gear assembly is clogged. For this, try to pass a 3.6 mm (0.142 in) dia. wire through the oil passage as shown.
Check the sliding and contact surface of each gear and bearing for damage, burrs, partial wear, dents and other abnormality. If any is found, replace the sun gear assembly with a new one.

Fig 3: Checking Oil Passage Of Sun Gear Assembly
Courtesy of NISSAN NORTH AMERICA, INC.

Internal Gear

Check the internal gear teeth for damage, partial wear, dents or other abnormality. If any is found, replace the internal gear with a new one.

Fig 4: Locating Internal Gear Teeth

Courtesy of NISSAN NORTH AMERICA, INC.