What was found
AFTER LANDING ON TAXI IN F/A'S REPORTED THAT THE EMERGENCY LIGHTS ON THE CAPT'S SIDE ONLY IN THE CABIN WOULD COME ON STEADY PERIODICALLY FOR SAY 1 MINUTE THEN GO OFF FOR HALF A MINUTE THEN CYCLE ON AGAIN. NO LIGHTS CYCLED ON THE F/O SIDE. THE EMERGENCY EXIT LIGHT SWITCH IN COCKPIT IN ARMED. PERFORMED EMERGENCY LIGHT CHECK /TEST IAW AMM 33-51. NO DEFECTS NOTED. COULD NOT DUPLICATE FAULT. NO 90 DAYS HIST. OK TO CONT IN SVC.