As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 2 TAI INDICATION AMBER AFTER ENGINE START AND ANTI-ICE SELECTED ON. ACFT GROUNDED. REMOVED AND REPLACED THE NR 2 TAI VALVE IAW AMM 30-21-11/401. OPS TESTED GOOD. LEAK CHECKED GOOD. ALL INDICATIONS NORMAL. PERFORMED BONDING TEST. BONDING TESTED GOOD IAW AMM 30-21-11.