Coolant Contains Oil
The engine oil cooler core has an internal leak.
Check for leaks in the oil cooler core. If a leak is found, install a new oil cooler core. Refer to the Disassembly and Assembly manual.
Caterpillar Information System:
PL61 Pipelayer and D6K Track-Type Tractor MID 039 - CID 1933 - FMI 04
C11 and C13 Engines Fan Drive
14M Motor Grader Engine Supplement Fuel Priming Pump and Water Separator - Remove and Install
C175-16 and C175-20 Engines for Caterpillar Built Machines Engine Oil Pan - Remove - C175-16
777D and 777E Off-Highway Truck Air System and Brakes Temperature Sensor (Torque Converter Oil)
14M Motor Grader Engine Supplement Fuel Filter (Secondary) and Fuel Filter Base - Remove and Install
3054E and 3056E Industrial Engines and Engines for Caterpillar Built Machines Self-Diagnostics
16M Motor Grader Engine Supplement Engine Oil Filter Base - Assemble
16M Motor Grader Engine Supplement Engine Oil Filter Base - Disassemble
246C, 256C, 262C, 262C2 and 272C Skid Steer Loaders Machine Systems Control Manifold and Solenoid (Work Tool Positioner) - If Equipped
777G Off-Highway Truck Power Train Spindle (Rear) - Install
RM-500 Road Reclaimer/Soil Stabilizer Machine Systems Water and Emulsion Lines
735, 740 and 740 EJECTOR Articulated Trucks - Noise from the Power Train Is Sometimes Part of Normal Operation{3030, 3073, 3157, 3166} 735, 740 and 740 EJECTOR Articulated Trucks - Noise from the Power Train Is Sometimes Part of Normal Operation{3030, 3073, 3157, 3166}
777E, 777F and 777G Off-Highway Truck Electric Drive Pump (Prelubrication) - Remove and Install
2006/11/20 Software for Track Feller Bunchers Has Been Updated {1408, 7490, 7620}
14M Motor Grader Engine Supplement Refrigerant Compressor - Remove and Install
PL61 Pipelayer and D6K Track-Type Tractor MID 039 - CID 2211 - FMI 03
3126B Engine for Caterpillar Built Machines Analog Sensor Supply Circuit - Test
777G Off-Highway Truck Power Train Transmission Hydraulic Control - Disassemble
C15 and C18 Petrolem Generator Set Engines Oil Contains Fuel
RM-300 Reclaimer Mixer Machine Systems Hydraulic Lines (Emulsion Pump)
777D and 777E Off-Highway Truck Air System and Brakes Operational Checks
777D and 777E Off-Highway Truck Air System and Brakes Brake Oil Overheating Troubleshooting
RM-300 Reclaimer Mixer Machine Systems Water and Emulsion Lines