Tundra 2WD V8-4.6L (1UR-FE) (2010)
(2) If the result is not as specified, replace the starter armature assembly.
(d) Using a vernier caliper, measure the commutator diameter.
Standard diameter:
35.0 mm (1.38 in.)
Minimum diameter:
34.0 mm (1.34 in.)
(e) If the diameter is less than the minimum, replace the starter armature assembly.
(f) Using a dial gauge, measure the commutator runout.
Maximum commutator runout:
0.05 mm (0.00197 in.)
(g) If the commutator runout is more than the maximum, correct it using a lathe.
(h) Measure the undercut depth of the commutator.
Standard undercut depth:
0.7 mm (0.0276 in.)
Minimum undercut depth:
0.2 mm (0.00787 in.)