As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 2 ENGINE ACMS DATA SHOWS INTERMITTENT N2 VALUES FROM OIP REPORT 7. TAKEOFF AND CRUISE ACMS REPORTS SHOW NORMAL PARAMETERS. ACFT GROUNDED. REPLACED MW0312 WIRING HARNESS ON NR 2 ENGINE REF MM 71-51-03-400-801-F00, OPS NORMAL AND GROUND VERIFICATION SUCCESSFUL REF MM 71-00-00-800-811-F00, MM 73-21-00-700-804-F00 AND MM 71-00-00-700-807-F00.