What was found
DURING FLIGHT 3271 LEFT ENGINE INTAKE CAUTION LIGHT CYCLING ON AND OFF AT 30 SECOND INTERVALS. AIR RETURN TO MSP. MAINTENANCE REMOVED AND REPLACED LEFT DEICE MODULE PER AMM 30-20-00, OPS CHECK GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING FLIGHT 3271 LEFT ENGINE INTAKE CAUTION LIGHT CYCLING ON AND OFF AT 30 SECOND INTERVALS. AIR RETURN TO MSP. MAINTENANCE REMOVED AND REPLACED LEFT DEICE MODULE PER AMM 30-20-00, OPS CHECK GOOD.