As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING INTERROGATE OF FMC FOUND # 2 FAULT CODE 73-10342 FMV POS SIG OUT OF RANGE, (SHORT TIME) PER T/C 78273000. GROUNDED - YES. REMOVED HMU AND FUEL PUMP IAW TASK CARDS N8473000 AND N8473002. INSTALLED HMU/FUEL PUMP REF T/C N8473001 AND N8473003.