As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING TAXI, CAPT'S PITOT HEAT INOP. CREW RETURNED TO THE GATE (BTB). MTC REMOVED AND REPLACED LH UPPER PITOT-STATIC PROBE PER AMM 34-11-01. LEAK CK AND HEAT TEST GOOD. PERF LH AND RH ENGINE IDLE RUNS PER AMM 71-00-00. OPS CK GOOD. A/C REMAINS RVSM COMPLIANT. A/C NO ETOPS. A/C RETURNED TO SERVICE.