As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER TAKE OFF, RETURNED TO DEPARTURE DUE TO A NR 2 ANTI-ICE OFF ALERT AND NR 2 ANTI-ICE SWITCH DISAGREE LIGHT ILLUMINATED THE ANTI-ICE OFF ALERT DISAPPEARED ALONG WITH THE NR 2 ENGINE ANTI-ICE SWITCH DISAGREE LIGHT. R 7 R ENG 2 ANTI-ICE VLV LAYCHING RELAY R2-5227 IAW WDM 30-22-02 BUT NIL HELP CONTINUES BY R/R #2 ENG MANIFOLD FAILURE SENSING ELEMENT BANJO-2 BANJO-4 UPPER AND LOWER IAW AMM 30-22-11 PB401 BUT NIL HELP PER TECH SERVICE