As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER SHUTDOWN FOR 45 MINUTES LEFT ENGINE START VALVE WOULD NOT OPEN. VALVE LIGHT STAYED ILUMINATED. TRIED WITH APU AND CROSS BLEED. FOUND NR 1 ENG STARTER BAD REPLACED SAME. ALSO, FOUND START VALVE INTERMITTENT. REPLACED SAME, OPS AND LEAK CKS OK.