Corolla LE Sedan L4-1.8L (1ZZ-FE) (1999)
Minimum diameter: 29 mm (1.14 in.)
If the diameter is less than minimum, replace the armature.
6. INSPECT COMMUTATOR 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.
7. INSPECT FIELD FRAME (FIELD COIL) FOR OPEN CIRCUIT
Using an ohmmeter, check that there is continuity between the lead wire and field coil brush lead.
If there is no continuity, replace the field frame.
8. INSPECT FIELD FRAME (FIELD COIL) GROUND
Using an ohmmeter, check that there is no continuity between the field coil end and field frame.
If the is continuity, repair or replace the field frame.
9. INSPECT BRUSH LENGTH
Using vernier calipers, measure the brush length.
Standard length: 15.5 mm (0.610 in.)
Minimum length: 10.0 mm (0.394 in.)
If the length is less than minimum, replace the brush holder and field frame.