What was found
(CAN) ON APPROACH THE LT ENGINE OIL TEMP WENT INTO THE RED ARC ON THE INDICATOR. ALL OTHER ENGINE PARAMETERS WERE NORMAL. THE ENGINE WAS SHUT DOWN AS A PRECAUTIONARY MEASURE. THE CREW ELECTED TO PROCEED TO YYR AS THE RUNWAY CONDITIONS IN YAY WERE NOT SUITABLE FOR A SINGLE ENGINE LANDING. THE AIRCRAFT LANDED IN YYR WITHOUT INCIDENT. MAINTENANCE INSPECTED THE ENGINE AND OIL TEMP INDICATING SYSTEM AND DETERMINED THAT THE OIL TEMP INDICATOR WAS DEFECTIVE. THE INDICATOR WAS REPLACED.