As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DURING DEPARTURE, ADVISED OF A PITOT TUBE ISSUE AND REQUESTED TO RETURN TO THE AIRPORT, RETURNED AND LANDED SAFELY. UPON ARRIVAL MAINTENANCE CARRIED OUT AN INSPECTION AND FOUND THE LEFT HAND (LH) PITOT TUBE ELEMENT TO BE AT FAULT. THE PITOT TUBE WAS REPLACED IAW IML CHAPTER 34-11-00, THE SYSTEM WAS FUNCTION CHECKED SERVICEABLE. THE AIRCRAFT WAS RETURNED TO SERVICE.