As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DURING GROUND HANDLING THE LT FUEL BOOST PUMP LOW PRESSURE LIGHT WAS OBSERVED TO BE ILLUMINATED WITH THE A/C NOT POWERED. INVESTIGATION REVEALED THE PROBLEM WAS LOCATED IN THE PL3 WING ROOT CONNECTOR. AN INTERNAL SHORT WAS ALLOWING THE LOW PRESSURE LIGHT SEE POWER FROM THE LP FUEL COCK CIRCUIT. THIS IS THE THIRD OCCCURENCE OF A SIMILAR TYPE DEFECT AT THE SAME CONECTOR LOCATION. THE CONNECTOR IS INSTALLED IAW STC SA-0059.