Mazda Workshop Service and Repair Manuals

1. Measure resistance between the slip rings.

Specifications:  2.5-3.5 ohms

2. If not within specifications, replace the rotor.

3. (1) Check continuity between each slip ring and the core.

(2) Replace the rotor if there is continuity.

4. Check if the slip ring surface is rough. Use fine sandpaper to repair it if necessary.

Stator

1. Check for continuity between the stator coil leads.
2. Replace the stator if there is no continuity.

3. Check continuity between the stator coil leads and the core.
4. Replace the stator if there is continuity.

Bearing