As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHT ENGINE, ENGINE VALVE CLOSED LIGHT STAYS BRIGHT. GROUNDED - YES. ACCOMPLISHED NR 2 ENGINE IDLE RUN PERFORMED BY CREW UPON VERIFYING NR 2 ENGINE VALVE CLOSE LIGHT OPERATES NORMAL. AFTER ENGINE SHUTDOWN NR 2 ENGINE VALVE CLOSE LIGHT ILLUMINATES NORMAL, NO OTHER DEFECTS NOTED. IAW B737-800 AMM 71-00-00-700-801-F00.