As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING TAKEOFF AT APPROX 700 FT A STATUS MESSAGES WAS DISPLAYED "PRIMARY (L) ENGINE CONTROL". THE ACFT RETURNED TO DEPARTUE, WHERE IT LANDED WITHOUT INCIDENT. POST FLIGHT INSP WAS PERFORMED. R & R THE NR 1 ENGINE EEC AND SWA. PERFORMED OPS CHECKS ALL CHECKS NORMAL. ACFT WAS RETURNED TO SERVICE.