As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHT START VALVE WILL NOT OPEN IN AUTO START. REPLACED NR 2 START VALVE AND STARTER, NO HELP. T/S IN PROGRESS. SWAPPED ENG START MODULE, SWAPPED ENG RELAY BOX. NO HELP. NO AIR COMING OUT OF ENG START SOLENOID WITH START SWITCH ACTIVATED AND AIR ON. START VALVE TUBE CRACKED. REPLACED LINE. ENGINE START GOOD IN AUTO AND MANUAL.