A PIA Pakistan International Airlines Boeing 777-200 was climbing out of Lahore’s runway 36R when the crew received a fire warning for the left hand engine (GE90).

The crew stopped the climb at about 4,500 feet, worked the related checklists shutting the engine down and discharging the fire suppression, and returned to Lahore for a safe landing on runway 36R about 18 minutes after departure.

The airline reported there had been no engine fire, the engine’s fire loop malfunctioned. A replacement Boeing 777-300 registration AP-BMS reached Jeddah with a delay of 3 hours.