What was found
AT LEVEL OFF 32000 FT, AT 250 KIAS RECEIVED A RT ENGINE LOW OIL PRESSURE & GAUGE INDICATED <20 PSI ALREADY & WAS STILL CREEPING DOWN. OIL TEMP WAS 110 C+/-5C BEFORE GOING TO IDLE R OIL TEMP WAS >85C. RAN QRH SHUT DOWN R ENGINE & LANDED UNSUCCESSFULLY 2 KMEM- NORMAL LANDING. NOTHING UNUSUAL SHOWN WITH VISUAL CHECK AROUND R ENGINE. OIL LEVEL CHECK A-OK. PERFORMED ENGINE AND T/S PER FIM 79-20-02 FOUND LOW OIL PRESSURE TRANSDUCER SWITCH CANNON PLUG LOOSE. TIGHTENED PLUG. PERFORMED MULTIPLE ENGINE STARTS WITH CREW. OPS CHECK GOOD. AIRCRAFT OK FOR SERVICE. MOC NOTIFIED #98765. SEE AML 3365132-1 RH ENGINE LOW OIL PRESS MESSAGE, T/S PER MOTR/MOC. R/R RH ENGINE LUBE & SCAVENGE PUMP IAW AMM 79-21-01. OP CHECK & LEAK CHECK GOOD.