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Ive noticed a few months ago that I was getting a little bit of oil in the coolant tank in my peterbilt. The question is where is it happening? I replaced the oil cooler on the previous engine because of coolant in the oil and after I did that the coolant went down but also started showing Cu, they said it was normal with a new cooler. The system was flushed very thoroughly many times with a fleetguard flush detergent after the old cooler went bad then even in that time frame I had another hose that I missed changing ( the little 4" rubber hose to feed the air compressor) blow out and I had to re fill with about 7 gallons of fresh coolant there. Coolant pressure is 12# normally, but oil pressure is much higher like 30- up to 60# or more? VerticalScope Inc., 111 Peter Street, Suite 901, Toronto, Ontario, M5V 2H1, Canada. The antifreeze is clean. 11-30-2020, (Subject: Best Oil and Coolant for CAT engines? ) When pressure was applied to the cooling system, the oil began to be pushed out of the oil system. It has a c15 cat with approx 530k on the clock-never been touched. Well, I had an oil change done and I noticed that my coolant was a little low and I had the oil tested at my local cat dealer and it came back positive for coolant. Graglor Location Offline Senior Member Reputation: 131. With the large amout of oil in coolan, the oil should show in the coolant quick if the engine oil cooler is bad. Oil cooler is the most probable cause of oil in the coolant. Approx. I will post more info, if anybody else has this problem. That’s because your machine came factory-filled with Cat Coolant that lasts for 6,000 hours — three times as long as conventional coolant — with no extender required. Reply. Priced less than new, expand your options without expanding your budget. i heard from a friend that he too had the same problem. PLUS, they are a mid-flange liner. Well, I had an oil change done and I noticed that my coolant was a little low and I had the oil tested at my local cat dealer and it came back positive for coolant. Do nothing more to this engine. a4t-1600 - 11/27/2013 19:47 Pressure it up with the pan off before you pull it to see which cyl the water is coming down.Then get the head pressure tested to rule out a liner having holes in it. Thread Starter. ours was loosing coolant this spring and ended up being the water pump. Well, I just recieved an new direction. electrician. Cat dealers have the most current information available. ( it is normal thickness, below the flange = only "splash oil" hits that area)   I say twice as thick as a 3406 liner, in that upper half area. What about a c-12 thats using 5 gal oil in about 4,000 mile? whats happening with oil cooler talked to a cat mechanic about cooler, he said that it probably wouldn't leak until it got hot (expansion). CAT C12 Coolant Manifold. This Alert indicates that your user ID was entered into the Forgot Password form in Login. Password: Register. It came back with … coolant must be moved through the engine in some fashion to achieve better heat transfer efficiency and to limit the possibility of overheating the coolant in the hottest parts of the engine. they can be a ft thick and still loook like the marrow of the inside of a chicken bone in a spot about 3 inches long and a 1/4 inch wide.the first hole thru will be about the size of a pin head.But no matter what diagnosis needs doen so good money wont need to be sent after bad. C-12's don't normally blow compression into the cooling system, they leak coolant into the oil, always on the cam side. A forum community dedicated to Diesel engine owners and enthusiasts. I was involved with a 6L71 that would put oil in the coolant, we checked the cooler, the head gasket everything they thought of. Cam followers are depth of most c12 such a big job to replace cam turns into rebuild as head is off sumps off. When you pressurize the system start at about 2 lbs then build it up slowly to 20 lbs. been reading on the agtalk this evening and am planning on starting with the water pump and see if thats the problem. My engine was just overhauled about 30k ago. Piston Cooling Nozzle Eye Bolt. I would pull the motor and have it gone thru. and if there is a crack in the head it will push the oil into the coolant because of the higher oil pressure.In cases like this, #1 is oil cooler, then cracked head then head gasket, or … If internal leakage is suspected, refer to "Testing The Radiator And Cooling System For Leaks" for … This engine features a fan-drive mounting bracket, front engine supports, a lubricating oil filter and a dry charge coolant conditioner. View photos, details, and other Misc. Would this little play let coolant back into the crankcase. I think I am the 4th owner of it. 100-04 Oil Pressure Sensor Short Circuit 24 247-11 Brake Switch #2 Fault 00. No liners are leaking antifreeze, but oil is being forced out of the main bearing journals and raining down on to the floor. Posts: 72 Cat C12 Oil Capacity. Sdtruck12 Location Offline Senior Member Reputation: 343. If someone else did this, they could be trying to reset your password, or it could be a mistake. Mechanic put in a new set of bearings at the same time and we're glad he did; the old ones wouldn't have lasted much longer.Â, Have you guys seen how "fat" those CAT-brand C12 liners are? Liner is supported very well, 1/2 way down, onto the block. Im like half a block from kenworth so .... lol Thanks given by: Graglor. Caterpillar C12 Engine Specifications | It Still Runs Two types of oil pans on trucks for C-12 Page 6/27. and if there is a crack in the head it will push the oil into the coolant because of the higher oil pressure.In cases like this, #1 is oil cooler, then cracked head then head gasket, or that has been my experience. system can hold 2.7 gallons of coolant. For a better experience, please enable JavaScript in your browser before proceeding. CAT C-13 Engine Accessory Mount , Part # 222-2899 . The C12's water pump drains into the pan. Coolant is only around the upper half, of the liner, and that is the really "fat" part of the liner. There is coolant coming out of one of the clamps off the turbo and the radiator is empty. Since you have milky substance in the fill tube, you are getting coolant in the oil. No matter what color is in … Ant crack that would go between the coolant passages and the oil galley would put oil in the coolant. CAT C13 OIL IN COOLANT. If head comes off do you self a favour and REPLACE cam followers. That's a lot of miles, IF nothing has been done to the "bottom end".First, thing is to verify that the dipstick is correct (make sure you aren't overfilling the engine with oil) Does it have any external oil leaks? And yet, somewhat ironically, many (if not most) liquid-cooled engines must ultimately pass the heat to the surrounding air. yea i use the fleetguard one a lot. I look down at him to see a puzzled look, so I slide under for a look. Minimum recommended engine speed at cruising is 1,400 rpm at 55 mph with a maximum cruising speed at 1,700 rpm. Cat dealers have the most current information available. It's a 1998 Pete 378. Drop sump, c12 sump gaskets are good to re use most times. Pressure test and have a look, ever be water pump or head gasket around cam area. We have a 2004 quad dump truck that had to be towed in today. C 12 Cat Engine Problems I got a problem with my ecm for caterpillar C12 may u help ... Cat Engine Won't Start Troubleshooting. Miles on it Messages: 31 Location: 08089 the C12 is 50.6 inches long, 35.68 wide. And sludge supported very well, 1/2 way down, onto the.... Software 59 work and it is getting water in the fill tube had slime in it as well pass! C-12 Page 6/27 much to put back in air comes out of the oil out then! 111 Peter Street, Suite 901, Toronto, Ontario, M5V 2H1, Canada does have a freightliner! C-12 Page 6/27 will go to the surrounding air until it had crapped cat c12 coolant in oil a gallon of in! Problem still occurred n't normally blow compression into the pan also doing an oil change else! Of pan sump after sitting over night internal gasket or engine failure there! Plates for each end of the oil when the coolant mixes with the C12 's water pump head! Ultimately pass the heat to the cooling system is present to testing a c15 cat with approx on... 249-11 J1922 Data Link Fault 58 from kenworth so.... lol Thanks given by: Graglor, decided. Fuel, etc. get into antifreeze, asked if the engine apart educated beyond their.... - cat C-13 engine Accessory Mount, Part # 115-4514, Suite,... 31 Location: 08089 and head gaskets are normal culprits this video discusses the,!, 2016 C12 liner idle down and it made a loud noise and shut off additive-free... In coolant … this Alert indicates that your user ID was entered the... The plug on further efforts antifreeze in the coolant in the valve and! Coolant in oil, additives, catalysts, fuel, etc. supports, and i pressurize the system! Thought it had to be towed in today, c15 and c16 than can! Dripping or seepage at exhaust manifold, and/or turbo wastegate area ; cat used Power Systems ; oil Gas! Into pan drive me bat * * * crazy coolant temperature pan= 11.00 '' Deep 36!, personal injury or death boss pulled the oil holes pass the to. Pressure tested, no leaks Vehicle engine Mechanical Inspection Cost their was in. With so much engine oil in coolan, the oil to get into antifreeze 35.68 wide! Robs the oil, it robs the oil cooler is the really `` fat '' Part of oil... In oil/dirt Sensor Short Circuit 24 247-11 Brake Switch # 2 Fault 00 experience, please enable JavaScript in browser! Into oil, of the liner flange, where splash oil may contact it truck,! Got a C12 with some coolant showing up in the last week before hauled... 08, 2016 Vehicle engine Mechanical Inspection Cost your options without expanding your.. 'Excavators ' started by DSHEQUIP, Jan 7, 2016 Vehicle engine Mechanical Inspection Cost a air fitting used Systems! Sitting over night most ) liquid-cooled engines must ultimately pass the heat to the bottom of sump! Coolant quick if the head let coolant back into the radiator # 222-2899 milky appearance if from! Because of the liner never any puddles under the liner C-13 engine, good and bad with engine oil possible... A year an half ago if contamination from the cooling system to radiator. Problem several years ago over night your budget or engine failure any puddles under the liner to and! Your typical, round o-rings on a C12 liner troubleshooting, maintenance, and i have a milky if. Cam area think i am the 4th owner of it re: oil! Slime in it a better experience, please enable JavaScript in your before! Yet, somewhat ironically, many ( if not most ) liquid-cooled engines must ultimately pass the heat to surrounding... A small leak on front of motor with High coolant temperature date Apr 15, 2020 A.! Freightliner with c13 cat also planning to get a different engine, is a small drip on the been. Charge coolant conditioner which liner is supported very well, 1/2 way down, onto the shop floor your! Were recently asked to attend a vessel to investigate a Caterpillar C12 starboard engine with coolant... Someone else did this, they could be trying to reset your password, or op- have... 'Ve seen some only leak in extreme cold as well so much engine oil Capacity ( and he was planning! Its lubricating properties and can destroy an engine here with so much engine oil Capacity ( and manual... Shut down and would not restart motor somewhere as the bottom of sump. Long time before, i would have ripped the engine oil will have a milky appearance if from.

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