As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT ENGINE HAS INDICATIONS THAT IT SHOULDN'T HAVE PRIOR TO ENG START. ACCOMPLISHED TROUBLESHOOTING AS PER WDM 73-21-18 PG 2 SHEET 1. RESEATED & CLEANED CONNECTORS D11031P, D4828P, D4819P AND D4967P. LEFT ENGINE ALL INDICATION NORMAL. PERFORMED LEFT ENGINE RUN UP. SHUTDOWN PROCEDURE CARRIED OUT. ALL INDICATIONS AND PARAMETERS OK. AIRCRAFT OK FOR SERVICE.