What was found
DURING COMPLETION OF T/C 78273000 #2 ENGINE (ESN 894362) FOUND MAINT MSG 73-20342. THE FMV POSITION SIGNAL IS OUT OF RANGE" SHORT TIME FAULT. GROUNDED - YES. INTERROGATED NR 2 ENGINE EEC FOR RECENT FAULTS AND FOUND FAULT CODE 73-20342. EEC TEST FAILS FOR SAME FAULT. ACCOMPLISHED FIM 73-25 TASK 803. RESISTANCE CKS FAIL AT HMU RECEPTACLE DP0601. PINS 16 TO 34 SHOW OPEN. HMU REQUIRES REPLACEMENT. REF AMM 73-21-00/501, WDM 73-25-21-2. REMOVED AND REPLACED HMU (NR 2 ENGINE) REF T/C #N8473001 AND N8473000, W/O #452175. LEAK CHECK GOOD. OPS CHECK GOOD.