As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING RIGHT ENG START N2 INCREASED NORMALLY TO APPROX 18 PERCENT N2 ALL INDICATIONS WERE NORMAL UNTIL 18 PERCENT N2 WHEN START VALVE LIGHT ILLUM AND N2 BEGAN TO DECAY. OCCURRED DURING BOTH APU AND CROSSBLEED START ATTEMPTS. REPLACED RT ENG STARTER PER M/M CHKS GOOD.