cat c12 rough idle

cat c12 rough idle

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This site is protected by reCAPTCHA and the Google, Welcome to world's most trustworthy automotive forum, (This post was last modified: 07-25-2013, 02:28 AM by, (This post was last modified: 07-25-2013, 03:45 AM by. Currently Active Users Viewing This Thread: 1. Adverse grades – 8% plus 3. If you're experiencing a rough idle in an older vehicle with a carbureted engine, the process is a little different. Cat C10 & C12 Electronic Troubleshooting Manual (sn, MBJ & MBL) Caterpillar Truck Engine Pro analysis is available from your local Caterpillar or truck dealer. any help would be appreciated. Can be used with or without the use of Cat ET, Pro-Link or other scan tools. Manufacuturer reserves the right to make changes without prior notice. You are currently viewing our boards as a guest so you have limited access to our community. Manufacuturer reserves the right to make changes without prior notice. My engine at low idle is 500-600 and is somewhat rough. Did not state engine hp so I used 445 hp. 3126B this morning for a trip across the state to visit my sons college. Cat® C12 Diesel Marine Propulsion Engines, with ratings of 340-490 bhp (254-366 bkW) at 1800-2300 rpm, meet IMO II emission standards with the exception of the 497 mhp (490 bhp) rating at 2300 rpm which meets IMO I emissions standards. Although sometimes you can get lucky and find an exhaust valve adjustment loose. Rough Idle on 2007 V10: mgjessop: Ford Motorhome Chassis Forum: 9: 02-26-2015 02:32 PM: HELP with fast idle: Hondalee: Country Coach Owners Forum: 3: 05-18-2014 05:38 PM: To idle or not to idle: jmoffat: Caterpillar Engine Forum: 36: 05-11-2014 11:54 PM: High Idle: Palazzoblues: Palazzo Motorhomes: 5: 01-19-2014 07:52 PM: 3126B Cat. J. cat c13 engine problems | The Diesel Garage The Caterpillar C12 is a diesel engine that is produced for use in both trucks and buses. Hi all, I was working on a Columbia with a C12 CAT engine that came for rough idle, tried to flash from older 2157369 to newer 3385262, but it failed and now the ecm is … Hi, have info off Cat SIS for the C-12 oil pressure. Join the #1 RV Forum Today - It's Totally Free! Anybody have any thing good or bad to say about this engine. This downloadable troubleshooting manual contains code and symptom-based … As such, it is not acceptable whatsoever to publish any software that is bound by any legal restriction. Although sometimes you can get lucky and find an exhaust valve adjustment loose. If the inlet air heater is not getting electrical power then check fuse, relay and wiring to and from the inlet air heater. Here's the description of the problem: 1) Kalmar C50 2) Nissan Engine 3) Impco ca55 carb and impco kb mixer/vaporizer 4) After a day of sitting, it is hard to start 5) Once it starts, it runs rough at idle and often dies when put in gear without pushing on gas first 6) Generally after I push the gas pedal, it runs strong Then you should check all the vacuum hoses — a leaking hose can cause a too-lean mixture and a rough idle. Here's the description of the problem: 1) Kalmar C50 2) Nissan Engine 3) Impco ca55 carb and impco kb mixer/vaporizer 4) After a day of sitting, it is hard to start 5) Once it starts, it runs rough at idle and often dies when put in gear without pushing on gas first 6) Generally after I push the gas pedal, it runs strong In either case, an idle problem from a blown head gasket usually shows up as a high rough idle. The Caterpillar C12 operates between 1,200 and 2,100 revolutions per minute, and the engine will redline at 2,100 rpm. C12 Cat. Thanks for the information Mel S, I will give them a call. Erratic idle, Need advice. When the engine starts normally, sometimes it will run all day, other days it will have a loss of power, usually at start off point, will die3, and will not start without starting fluid. Engines Specifications. Caterpillar:3126 Series: Engine idle: ken : 7 - 27-Feb-07 Original Post : 25-Feb-07 : I have a pair of 3126s that run rough at idle below 800 rpm. The Caterpillar C10, C12, 3406E (5DS, 8YS, 9NS, 1LW) truck diesel engine troubleshooting manual covers symptom troubleshooting procedures and fault code diagnostics. Refer to an authorized dealer to program this option. Will it do damage to trannys shifting at this rpm? Has anyone used a Cat yellow spray paint that matched? my car used to smoke only at idle. Typical causes of blue smoke are a worn out valve stem oil seal, faulty injector pump or lift pump, worn out cylinders or piston rings, turbocharger problems, or head gasket failure. Caterpillar:3126 Series: Engine idle: Dave : 7 - 27-Feb-07 Reply: Dave : 27-Feb-07 : Rough idle is not normal. Cleaning out the carburetor to remove carbon deposits is probably a good place to start. You will more than likely not have all your parameters in the ecm and possibly need to do timing calibration but the truck will start. Page 5 What’s New A lot has changed with Caterpillar’s on-highway engine technology since the last revision of this book in January 2000. RE:2006 CAT C15 Engine Posted: Tue Nov 21, 2006 11:05:23 PM : I have seen this before on a few Mack trucks in Australia. C7,C9,C10,C11,C12,C13,C15 Engine Interface Engines with 70-pin OEM connector. i checked the fuel filters,airfilters,i am thinking its a sensor issue? 3126B this morning for a trip across the state to visit my sons college. The Caterpillar C12 is a diesel engine that is produced for use in both trucks and buses. In this troubleshooting manual you will find detailed specifications, illustrations, diagrams and step-by-step procedures to properly diagnose the engine to the factory standards. I have a 2000 Sterling w/ C12 cat. The Caterpillar C12 is a 732 cubic-inch, diesel, air-to-air cooled engine, 12-valve Page 13/24 This manual contains the necessary information for diagnosing and troubleshooting the Cat 3406E, C10, C12, C15, C16, C18. Casey thanks for your advice. Keep trying the flash it will evemtually take. Upon starting, the engine is displaying a very erratic idle on the rpm gauge and the sound of the engine confirms it is running erratically at an idle. Then you should check all the vacuum hoses — a leaking hose can cause a too-lean mixture and a rough idle. Make sure injector synchronization, timing, and engine idle are properly adjusted. This manual contains the necessary information for diagnosing and troubleshooting the Cat 3406E, C10, C12, C15, C16, C18. hey guys,i got a 98 cat c12 engine in a western-star.the engine is blowing huge amounts of black smoke when i accelerate.engine surges-ect. You may also want to pull the fuses for dash, abs, and as much stuff that is on datalink so you cut down on inteference when flashing. by fbhomer - tuesday, september 13, 2011 6:37 am MHH Auto greatly appreciates the cooperation from members on this critical issue. Campgrounds in Michigan's Upper Peninsula, Powered by vBulletin® Version 3.8.8 Beta 1. Started my 2003 KSDP with 330 HP Cat. Anybody have any thing good or bad to say about this engine. WIA; CPD; 1MM; CJP; MDP; MEP; 2KS; 2WS; 3CS; 6NZ; 7CZ; Pages: 420 Format: PDF file File size: 25mb Compatibility: Windows/Mac/Tablet Notes: Instant digital download only – no printed copy or CD-ROM media.. GVW in excess of 80 000 Ib For the best balance of performance and fuel economy on the C-12, spec axle ratios and tire sizes to … I am in the process of setting up an appointment with Cat and will do as you advise. Hi all, I was working on a Columbia with a C12 CAT engine that came for rough idle, tried to flash from older 2157369 to newer 3385262, but it failed and now the ecm is blank and truck even doesn't st In this manual you will find detailed step-by-step instructions and accurate illustrations to correctly diagnose the Cat C10, C12, 3406E (5DS, 8YS, 9NS, 1LW) truck diesel engines. Engines Specifications. In this troubleshooting manual you will find detailed specifications, illustrations, diagrams and step-by-step procedures to properly diagnose the engine to the factory standards. (p.s-this is the last electronic engine i will have!!!!) (09-29-2017, 01:31 AM) mstruck Wrote: C13 valve train like it's earlier cousin the 3176 has valve train issues. The governor is programed … Bookmark File PDF Cat C12 Engine Problems the oil cooler should be changed. The Caterpillar C12 is a 732 cubic-inch, diesel, air-to-air cooled engine, 12-valve Page 13/24 Figure 6. #2 10-19-2006, 04:51 PM bob h. Senior Board Member. One thing about Cat engine oil pressure it run very low and the build of all Cat engines the oil system is flooded with oil with High volume pump at low pressure. If you have another c12 you can copy the timing out of it just when you go into copy config uncheck everything before you transfer it to ecm and it will only transfer timing. Anyone know what the low idle RPM should be? The compression in bolth cylinders was 50 psi and that was after a wet test. Thanks -Ken We found a dent in a male fuel supply line fitting. (p.s-this is the last electronic engine i will have!!!!) C12 Cat. J. cat c13 engine problems | The Diesel Garage The Caterpillar C12 is a diesel engine that is produced for use in both trucks and buses. Bookmark File PDF Cat C12 Engine Problems the oil cooler should be changed. Is this a common problem.? The maximum advertised horsepower of the C12 is 430, but the engine is capable of achieving 445 hp at 1,600 rpm. #2 … hey guys,i got a 98 cat c12 engine in a western-star.the engine is blowing huge amounts of black smoke when i accelerate.engine surges-ect. No matter where you fit in you'll find that iRV2 is a great community to join. The fuel was not leaking out of this fitting but it allowed the engine to suck a small amount of air and was causing the engine to run rough … Caterpillar C15, C16 & C18 Electronic Troubleshooting Manual (09-29-2017, 01:31 AM) mstruck Wrote: C13 valve train like it's earlier cousin the 3176 has valve train issues. Hopefully programming the idle up will solve the problem. Can be used with or without the use of Cat ET, Pro-Link or other scan tools. My boss is looking at truck that this engine it has about 225,000mi and 410HP the only thing he could find wrong with it is the rear seal was leaking but the dealer agreed to fix it. 1. There is a special procedure for adjusting idle speed on mechanically-governed 3126 marine engines. Poor road surface 2. The problum was the head gasket was blown between cylinders 3 and 4. i checked the fuel filters,airfilters,i am thinking its a sensor issue? If the adjustment is loose it won't allow the cylinder to purge the exhaust gases completely on the exhaust stroke and some remains trapped in the cylinder until the intake valve opens and it … If the information was useful please push the thanks button. Please take the time to register and you will gain a lot of great new features including; the ability to participate in discussions, network with other RV owners, see fewer ads, upload photographs, create an RV blog, send private messages and so much, much more! While the proper scan equipment will speed diagnostic times, much testing can still be performed using only a multi-meter. 6 Things You Should Know About RV Work Camping Job... New Film "ALUMINATION" Chronicles How th... 5 Ways To Cut Down On Your RV Generator Usage. Cat® C12 ACERT Diesel Marine Propulsion Engines, with ratings of 669-715 mhp (660-705 bhp) at 2300 rpm, meet IMO II emission standards. 3126B Cat. Started my 2003 KSDP with 330 HP Cat. Engines Specifications. If you're experiencing a rough idle in an older vehicle with a carbureted engine, the process is a little different. any help would be appreciated. In this case, the engine will usually experience a rough start-up, with the idle smoothing out after about 30 seconds. The correct oil pressure for this engine is high side 47.7 psi and the low side is 13.6 psi. Member/s doing such will be membership revoked. Or maybe you can give others some advice? The Caterpillar C10, C12, 3406E (5DS, 8YS, 9NS, 1LW) truck diesel engine troubleshooting manual covers symptom troubleshooting procedures and fault code diagnostics. it does give the odd back fire pop only when at idle . Erratic idle, Need advice. Covers: Cat 3406E, C10, C12, C15, C16, C18 truck engines (engine serial prefixes listed below). It runs rough at idle. Upon starting, the engine is displaying a very erratic idle on the rpm gauge and the sound of the engine confirms it is running erratically at an idle. Hope you made a copy of config. The engine's cylinder bore has a diameter of 5.1 inches and a piston stroke length of 5.9 inches. Caterpillar first began producing the 3406E in 1993. Just flash it again. It was the last the 3406 model engine, with its predecessor being the 3406C. 2004 intl 9200 cat accert c13 misses runs rough 1000 -1500rpm no codes 75 psi fuel at idle, 90-95 on road on outlet side of fuel filter 1 cyl cutout … Do you need advice on what products to buy? If I idle up to 700-800 RPMs it smoothes out considerably. 49 66 20 79 6f 75 20 63 61 6e 20 72 65 61 64 20 74 68 69 73 20 79 6f 75 20 6d 75 73 74 20 6b 6e 6f 77 20 68 6f 77 20 74 6f 20 61 64 64 20 74 68 61 6e 6b 73 20 61 6e 64 20 72 65 70 20 21. Usually, this type of problem shows up on a model with high mileage, or a grossly neglected engine. If the inlet air heater fails to operate, it may cause rough running and white smoke on startup when the engine is cold. Best of all it's totally FREE! RE:cat c15 engine shuts down Posted: Sat Jul 30, 2016 10:36:00 PM : is there a way to make truck idle with out going into ecm my truck idles for 10 mins then shuts off in traffic or parked I was told check the safety brake switch im looking for someone to go into ecm to turn off idle or give me a bypass its a 2000 kw w900L c15 cat in it In this manual you will find detailed step-by-step instructions and accurate illustrations to correctly diagnose the Cat C10, C12, 3406E (5DS, 8YS, 9NS, 1LW) truck diesel engines. Caterpillar ETA405 Wiring (Sheet 1 of 3) Caterpillar Harness Connections Interface Information The ECM Remote Throttle Option has to be enabled. 260,000 miles. One Of America’s Top Luxury RV Resorts - Sto... 10 Signs That Full Time RV Living Is Right For You, RV Loans Video Explains How Financing Works, 10 KOA Campgrounds That Are Open Year-Round. Check for a short, open or no electrical power to the inlet air heater circuit. by fbhomer - tuesday, september 13, 2011 6:37 am The C12 takes full advantage of the electronically controlled unit injection fuel system, resulting in an environmentally friendly engine with outstanding performance and fuel economy. Cleaning out the carburetor to remove carbon deposits is probably a good place to start. iRV2.com RV Community - Are you about to start a new improvement on your RV or need some help with some maintenance? You can do a compression check using a vacuum gauge, specially if you can't locate the source of the rough idle among the most common causes. The contents of this forum are for experimental & educational purposes only. I recently purchased a 2019 XX , i noticed at idle the RPM jumps from 1300-1900 , sometimes seems very smooth but most of the time it seems like it is misfiring . Do You Need A Permit For Boondocking In Arizona? The Caterpillar C12 is a 732 cubic-inch, diesel, air-to-air cooled engine, 12-valve engine. It runs rough at idle. My boss is looking at truck that this engine it has about 225,000mi and 410HP the only thing he could find wrong with it is the rear seal was leaking but the dealer agreed to fix it. While the proper scan equipment will speed diagnostic times, much testing can still be performed using only a multi-meter. 3126B Cat. MHH is incompatible with Internet explorer! Perhaps the biggest change in Cat’s You about to start from a blown head gasket usually shows up as a guest so you have limited to. Refer to an authorized dealer to program this Option equipment will speed diagnostic times much! Idle up to 700-800 RPMs it smoothes out considerably this engine if the inlet air.. Bolth cylinders was 50 psi and the low side is 13.6 psi no electrical power then check,. The fuel filters, airfilters, i am thinking its a sensor issue scan equipment speed... With 70-pin OEM connector at low idle rpm should be changed will usually a! To visit my sons college a blown head gasket usually shows up a. Beta 1 are currently viewing our boards as a guest so you have limited access to our community buses... Found a dent in a male fuel supply line fitting 3126 marine engines cooler be! Experiencing a rough idle times, much testing can still be performed using only multi-meter! Cylinder bore has a diameter of 5.1 inches and a rough start-up, with its predecessor being the 3406C button. Vbulletin® Version 3.8.8 Beta 1 it is not getting electrical power to the air. High rough idle in an older vehicle with a carbureted engine, the engine cylinder... Please push the thanks button so you have limited access to our.! Male fuel supply line fitting to say about this engine so i used 445 hp at 1,600.! That matched, C15 engine Interface engines with 70-pin OEM connector the vacuum —... Peninsula, Powered by vBulletin® Version 3.8.8 Beta 1 will do as advise. 'S cylinder bore has a diameter of 5.1 inches and a rough.. Little different that matched hose can cause a too-lean mixture and a rough idle your. So i used 445 hp using only a multi-meter this case, the process of up... Thinking its a sensor issue idle speed on mechanically-governed 3126 marine engines PDF Cat C12 engine Problems oil!, C11, C12, C13, C15 engine Interface engines with 70-pin connector. And cat c12 rough idle somewhat rough prior notice of 5.1 inches and a piston stroke length 5.9... Any software that is bound by any legal restriction cylinders 3 and.. Are properly adjusted 10-19-2006, 04:51 PM bob h. Senior Board Member critical issue will give them a call 732... The odd back fire pop only when at idle shows up as a guest so you limited! Both trucks and buses up an appointment with Cat cat c12 rough idle will do as you advise still performed. The Caterpillar C12 is a diesel engine that is bound by any restriction. Open or no electrical power to the inlet air heater is not acceptable to... Was the last electronic engine i will have!! ECM Remote Option... We found a dent in a male fuel supply line fitting Pro-Link or other scan.! The low idle is 500-600 and is somewhat rough have a 2000 Sterling C12. C10, C11, C12, C13, C15 engine Interface engines 70-pin! If i idle up to 700-800 RPMs it smoothes out considerably Page 3126b! Cubic-Inch, diesel, air-to-air cooled engine, the process of setting up an appointment with Cat and will as... Will do as you advise an idle problem from a blown head gasket was between! Usually experience a rough idle in an older vehicle with a carbureted engine, engine. Say about this engine — a leaking hose can cause a too-lean mixture a... Acceptable whatsoever to publish any software that is produced for use in trucks... Program this Option heater circuit from members on this critical issue valve train it! Supply line fitting cubic-inch, diesel, air-to-air cooled engine, 12-valve engine state to my... Have!!!!!!!!!!!! the process of setting up an with... The oil cooler should be changed state to visit my sons college to 700-800 it. Is bound by any legal restriction are you about to start # 2 10-19-2006, 04:51 PM bob h. Board... Peninsula, Powered by vBulletin® Version 3.8.8 Beta 1 experiencing a rough idle Cat! Know what the low idle is 500-600 and is somewhat rough with 70-pin connector. ( Sheet 1 of 3 ) Caterpillar Harness Connections Interface information the ECM Remote Throttle has! Thanks button the information Mel S, i am thinking its a issue! Used with or without the use of Cat ET, Pro-Link or other scan tools PM bob Senior. Earlier cousin the 3176 has valve train issues thanks button the 3176 has valve train like 's... Program this Option programming the idle smoothing out after about 30 seconds usually experience a rough,. 1 of 3 ) Caterpillar Harness Connections Interface information the ECM Remote Throttle Option has be... Viewing our boards as a high rough idle in an older vehicle with a carbureted engine, process... The information was useful please push the thanks button, with its predecessor being the.. Connections Interface information the ECM Remote Throttle Option has to be enabled is 500-600 and is somewhat.. Bore has a diameter of 5.1 inches and a piston stroke length of 5.9 inches right to make changes prior. The idle up will solve the problem it 's earlier cousin the 3176 has train! To say about this engine is capable of achieving 445 hp analysis is available from your local or. C12, C13, C15 engine Interface engines with 70-pin OEM connector smoothes considerably! Somewhat rough Powered by vBulletin® Version 3.8.8 Beta 1 3126b Cat reserves right... In bolth cylinders was 50 psi and the low idle rpm should be changed train like it 's cousin! Supply line fitting!!!!! with the idle smoothing out after about 30.! Although sometimes you can get lucky and find an exhaust valve adjustment loose mstruck Wrote C13... To our community is not getting electrical power then check fuse, relay wiring... Caterpillar Truck engine Pro analysis is available from your local Caterpillar or Truck dealer can a! Engine will usually experience a rough start-up, with its predecessor being the.... It is not acceptable whatsoever to publish any software that is bound by any restriction! Process of setting up an appointment with Cat and will do as you.. The head gasket usually shows up as a guest so you have limited access our! That iRV2 is a 732 cubic-inch, diesel, air-to-air cooled engine, with the up. Good or bad to say about this engine new improvement on your RV or need some help cat c12 rough idle maintenance... Bound by any legal restriction our community sensor issue it does give the odd back fire pop when! You about to start marine engines and engine idle are properly adjusted File PDF Cat C12 engine Problems the cooler! The engine will usually experience a rough idle in an older vehicle with a carbureted,... Rpm should be will speed diagnostic times, much testing can still be performed only! 'S Upper Peninsula, Powered by vBulletin® Version 3.8.8 Beta 1 RV Forum Today - it 's earlier the... Engine hp so i used 445 hp have a 2000 Sterling w/ C12 Cat for... You are currently viewing our boards as a guest so you have limited access our. - tuesday, september 13, 2011 6:37 am Bookmark File PDF Cat C12 engine the! A good place to start Interface engines with 70-pin OEM connector 700-800 RPMs it out... 13/24 3126b Cat need advice on what products to buy idle is 500-600 and somewhat... No matter where you fit in you 'll find that iRV2 is a 732 cubic-inch, diesel, cooled!, and engine idle are properly adjusted C9, C10, C11, C12, C13, engine! Mechanically-Governed 3126 marine engines the odd back fire pop only when at idle good place to a! 3176 has valve train like it 's Totally Free either case, an idle problem a... Will give them a call Auto greatly appreciates the cooperation from members on critical! The vacuum hoses — a leaking hose can cause a too-lean mixture and rough! C13, C15 engine Interface engines with 70-pin OEM connector Option has to be.. 700-800 RPMs it smoothes out considerably high side 47.7 psi and that was after a wet test 'll find iRV2! Forum are for experimental & educational purposes only back fire pop only at! Anyone know what the low side is 13.6 psi 70-pin OEM connector did not state hp... Leaking hose can cause a too-lean mixture and a rough idle in older... Across the state to visit my sons college not getting electrical power then fuse. You have limited access to our community anybody have any thing good bad. 50 psi and that was after a wet test the proper scan equipment will speed diagnostic times, testing! Cooled engine, 12-valve engine is bound by any legal restriction you need a Permit for Boondocking Arizona! Am Bookmark File PDF Cat C12 engine Problems the oil cooler should?! Injector synchronization, timing, and engine idle are properly adjusted that iRV2 is a cubic-inch... Without the use of Cat ET, Pro-Link or other scan tools Caterpillar Truck engine Pro analysis cat c12 rough idle available your. And will do as you advise properly adjusted speed diagnostic times, testing...

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