As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AN INSPECTION OF THE LANDING LIGHT CIRCUIT REVEALED THE WIRE FROM THE ENGINE COWL TO THE LIGHT CAME IN CONTACT WITH NR 1 CYLINDER EXHAUST STACK. THIS IS A RECURRING PROBLEM. THERE HAD BEEN A PREVIOUS REPAIR. THE PROBLEM AREA CAN BE VIEWED THROUGH THE RIGHT COWL FLAP OPENING TO OBSERVE EXHAUST PIPE/WIRE CLEARANCE.