What was found
AFTER STARTING ENGINE NR 1 FUEL FILTER BYPASS LIGHT ILLUMINATED AND REMAINED ON. THEN MASTER CAUTION AND FUEL ILLUMINATED ON PANEL DURING RECALL OF AFTER START CHECKLIST. GROUNDED - YES. ACCOMPLISHED EEC BITE, SIGNAL DISAGREE FAULT PRESENT. OPENED COWL FOUND NR 1 ENG FILTER BYPASS CONNECTOR NOT CONNECTED. REINSTALLED CONNECTER. NORMAL INDICATION RESTORED DURING ENGINE RUN. REPAIR CONFIRMATION OKAY. PER FIM 73-05 TASK 801.