What was found
ON TAKEOFF, NR 3 ENG OIL PRESS INDICATED HIGH, 100 PSI PLUS. ABORTED TAKEOFF UNDER 60 KTS, RETURNED TO GATE AT LOW POWER, EQUAL N2 ON NR 1 AND NR 3 ENG AT 85 PERCENT, NR 2 ENG OIL PRESS READ 58 PSI, NR 3 ENG OIL PRESS INDICATING 82 PSI. REPLACED OIL PRESS TRANSMITTER, BLEW OUT TRANSMITTER AND PRESS SW LINE AND CHECKED CHIP DETS. RAN ENG LEAK AND OPS CK NORMAL.