What was found
ON TAKE OFF ROLL ABOUT 60-70KTS THE NR 2 ENGINE CONTROL AND 6 PACK ENGINE LIGHT CAME ON. REJECTED TAKEOFF AND RETURN TO GATE. PERFORMED BITE IAW FIM 73-06-00 810-801 F00 FOUND FAULT CODE 73 -21672, CHECKED PITOT HEAT OPERATION, CHECKED NORMAL, CDS FAULT CKS NO FAULT, NO EEC FAULTS, ACFT OK TO CONTINUE.