As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ENG 1 EEC C1. FOUND CORRELATED MSG 73-43772 COMPRESSOR INLET TEMPERATURE (T25) SENSOR CHANNEL-A AND CHANNEL-B DO NOT AGREE. DETECTED BY ENGINE-1 EEC CHANNEL-B. GROUNDED - YES. REMOVED AND REPLACED T25 SENSOR IAW B737-9 AMM 73-21-63. OPS CHECK GOOD NO DEFECTS NOTED AT THIS TIME.