Corolla CE Sedan 4-Door L4-1587cc 1.6L DOHC MFI (1997)
3. INSPECT COMMUTATOR DIAMETER
Using a vernier caliper, measure the commutator ammeter.
Standard diameter:
30.0 mm (1.181 in.)
Minimum diameter:
29.0 mm (1.142 in.)
If the diameter is less than minimum, replace the armature.
4. INSPECT UNDERCUT DEPTH
Check that the undercut depth is clean and free of foreign materials. Smooth out the edge.
Standard undercut depth:
0.6 mm (0.024 in.)
Minimum undercut depth:
0.2 mm (0.008 in.)
If the undercut depth is less than minimum, correct it with a hacksaw blade.