As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
STRONG ELECTRICAL SMELL FROM THE FORWARD LAVATORY. CREW ISOLATED THE SMELL TO A PANEL WHERE THE LIGHT SWITCH IS LOCATED. CIRCUIT BREAKERS PULLED. SMELL DID NOT GO AWAY. DUMPED FUEL AND DIVERTED TO PIT. *S/D* LAVATORY MOTOR AND TIMER, UNDER SINK HOT WATER HEATER AND MIRROR LIGHT BALLAST REPLACED. AIRCRAFT OPERATED NORMALLY.