What was found
EICAS MSG L ENGINE ANTI-ICE DISPLAYED AND ENGINE ANTI-ICE VALVE LIGHT REMAINED ILLUM. A/C DIVERSION TO JFK DUE TO ICING CONDITIONS AND PART AVAILABILITY. REPLACED LEFT ENGINE ANTI-ICE VALVE AS PER MM 30-21-03, OPS CHECK OK.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
EICAS MSG L ENGINE ANTI-ICE DISPLAYED AND ENGINE ANTI-ICE VALVE LIGHT REMAINED ILLUM. A/C DIVERSION TO JFK DUE TO ICING CONDITIONS AND PART AVAILABILITY. REPLACED LEFT ENGINE ANTI-ICE VALVE AS PER MM 30-21-03, OPS CHECK OK.