2003 ST 4 Stroke 9.9/15HP Johnson outboards Service Repair Manual P/N 5005714, Page 81Get this manual

2003 ST 4 Stroke 9.9/15HP Johnson outboards Service Repair Manual P/N 5005714, Page 81

Quality of the image is intentionally reduced!

IGNITION AND ELECTRICAL STARTER MOTOR Check: Armature coil continuity
Vernier calipers Standard: 12.5 (0.49 in) Service limit: 9.0 mm (0.35 in)

If out of specificationReplace BRUSH