As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PILOT REPORTS LEFT HAND FUEL GAUGE GOES BLANK AND BELIEVES THE FUEL BALANCING SYSTEM DOES NOT WORK. WESTERN AIRCRAFT HAS TROUBLE SHOT SYSTEM FOUND NO DEFECTS. CLEANED CANNON PLUGS AND RESEATED. FUEL BALANCING SYSTEM OPERATIONAL CHECK GOOD.