As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
#1 ENGINE SPAR FUEL VALVE LIGHT REMAINED BRIGHT BLUE AFTER ENGINE START. ENGINE STARTED AND RAN WITH NORMAL INDICATIONS. GROUNDED - YES. SAFELY RESET #1 ENGINE SPAR VALVE CIRCUIT BREAKER PER B737-800 AMM 20-60-01-860-801 CIRCUIT BREAKER RESET PROCEDURE. #1 ENGINE START PROCEDURE GOOD REF B737-800 AMM 71-00-07.