As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: EXIT SIGN OVER DOOR 4L DOES NOT ILLUMINATE - MAINTENANCE IDENTIFIED INCORRECT WIRE CONNECTIONS AND CORRECTED WIRING AT 7222VT MODULAR TERMINAL BLOCKS. SWAPPED WIRE H WITH WIRE D ON MODULAR TERMINAL BLOCK 7 AND TRANSFERRED WIRE FROM MODULAR TERMINAL BLOCK 7 TO MODULAR TERMINAL BLOCK 2 PER ESPM 20-44-51 - A SATISFACTORY OPERATIONAL CHECK WAS ACCOMPLISHED WITH NO ISSUES NOTED