Armature Test: MPV
WARNING: This page is about a different car, the 1998 Mazda Protege, 1998 Mazda Millenia, 1998 Mazda MPV, and 1998 Mazda 626. However, it is still accessible from the selected car via links, so may be relevant.
- Place armature in growler. Turn on growler and hold a piece of hacksaw blade over armature. Slowly rotate armature. If hacksaw blade is attracted to core or if it vibrates, replace armature.
- Remove armature from growler. Using an ohmmeter, check continuity between commutator and core. If continuity exists, replace armature. Check continuity between commutator and shaft. If continuity exists, replace armature.
- Check continuity between each commutator segment. If an open exists between any 2 segments, replace armature.