Cat 3126 hard start cold

Oct 3, 2023 · This engine is in an excavator. When you push the starter button it will spin til it comes up on compression and quit. 296 4617 For Caterpillar Cat320d Engine Wiring Harness. scassell. Don’t have diagnostics/software. May have air in the fuel system. Mar 29, 2010 · I am finding quite a few air intake heater switches going bad and needing replacement on CAT 3126 engines. #1. « Reply #4 on: October 23, 2012, 05:05:05 PM ». It screws out of the pump. Turn it counter clockwise and give it a few good strokes. The ECM will cycle the heater for starting as well as after the engine is running to help reduce smoking. The weight may vary depending on the version of 3126 you want to buy. Replaced all injectors but no luck. Re-install it full of fuel. Aug 19, 2013 · Cat 3126 intermittent starting. All the fluids are fine including fresh oil change (was acting up before the service). Attempted to start our 2003 Dutchstar with Cat 3126e this morning (45 degress). Machine sat for about 2 weeks, temp was 90F. Will run rough for a few seconds then die unless you give it gas. . Did this again on day 2. Nov 29, 2009 · The only way to diagnose is with a laptop and start the engine cold. Tomorrow going to change the fuel filter and water separator filter as a starting point. Engines. All of mine would cool way down idling in cold weather. 04 f-250 cc 4x4 6. 6 Acert engine serial number 66602665 Arrangement number(###) ###-#### I have a hard getting it start when cold. Starting hard even when it’s plugged in all of a sudden. Hey guys. Dec 5, 2004 · It's a 1998 3116 and don't have a clue on troubleshooting the system. Customers complaint are: starting hard, excessive smoke at start, miss when cold and excessive blow by. I have a 2003 410 Sundancer with 3126 Cats that recently had the top rack adjustment (valves and injectors) as part of the 250 hour service (currently have 300 hours on motor) and now the starboard engine is hard to start when it has been sitting longer then 20 minutes. ly/SubDeboss | Merch: https://debossgarage. I have replaced the fuel pump, IAP sensor, fuel pressure regulator and both speed. 1. I have an 03' F-650 w/ 3126B Cat engine. Cranking for en extend time (approximately) 30 seconds I can see the base oil pressure gauge on the dash rise and it will start and fun fine all day. I couldnt find much Aug 18, 2023 · My Cat 3126B has suffered a second HEUI pump failure in the last 2000 miles. An easy way to tell if the heater is working is to watch the voltmeter after starting. If it’s an injector. Problem continued and got harder to start but would run great after warm. He ran it out of fuel and now it does. Started my 2003 KSDP with 330 HP Cat. The heater will also cycle for one to two minutes after the engine starts to help prevent white smoke. working fine) The only way we can get the engine to start when its cold is to plug in the block heater for 2 hrs, or leave it plugged in overnight. All three of them had 2 thermostats in them. Any ideas? Jan 14, 2021 · CAT 3126 Diesel Engine COLD START | 525b GRAPPLE SKIDDERCaterpillar 3126 cold winter start at - 10 C / 14 FEnjoy!##coldstart ##cat3126 #pistonshackCOLD WINTE Jan 10, 2013 · 3126E Cat misfire. Then it starts ok. Oct 24, 2021 · 2002 chevy C6500 with cat 3126. We do some service on a 2000 Kodiak 6500, Cat 3126, Allison, 30,000 miles, but it's a bucket truck so a lot of idle time. Have a 05 Freightliner Cat c7 Engine. It was in the mid 60s this day. First and most common is air in the system. Its easy to fix. Mar 6, 2012 · 400 cat cold starting problem. Dec 28, 2013 · It is a grid style heater mounted in the engine intake. Changed IAP valve, change ECM but problem is the same. Fired machine and it lit as quickly as normal but immediately was stumbling. Injector seals will cause oil to leak from the high pressure rail in to the crankcase. Troubleshooting Cat 3126 MUI no hot start issue Challenger 55 Tractor. Hi everyone, my 2006 discovery with a cat c7 330HP is taking a while to start in the cold weather of new jersey 23 degrees this morning, so i turned the key and waited for the light to go out and I did it again May 2, 2014 · 3126 cat. The weight seems to depend on the application. I turned the key off and back on and the light did not come on. The smoke seems almost brown. Dec 30, 2007 · 255 posts · Joined 2005. The first is a low or no fuel pressure condition. #5 · Dec 11, 2016. If a 6. If there's no cold start package then the pres comp pump,that runs booms an steering is trying to build pres, that can draw engine down Sep 22, 2020 · Actually running it with the valve covers off there's hardly any oil flying around the way it acts when it is sitting there idling reminds me like it's getting air into the oil on the pump suction side or something it'll start and run nice as it warms up the oil pressure will start to climb and it'll start acting a little funny and then finally stall out and the pressure will be up to nearly Nov 9, 2009 · Starting the Legend on a beautiful fall day. 3126 CAT won't start: provega: Caterpillar Engine Forum: 44: 05-30-2016 09:52 AM: Ran liquid Propane Generator dry- now hard to start. Technician: Cat Man. It sounds like you either have an oil leak at an May 4, 2024 · Engine Configuration. 8CR00481 ESN: 98Z22866 1997 3116 mechanical 4200 hours Ok. The engine serial #is HEP18235. It didn't seem to knock as bad when pressing down on the gas pedal but the idle was nasty. However, if the hard starting is only when cold, I"d make sure the intake air heater is working. The intake heater should dim the lights and drop the battery voltage noticeably. Put gauge in head. Pull off the fuel filter and make sure it is full. 2007 Chevy 3500 Dually 4x4 LBZ on 255/85R16's. Power seems normal. After cold mode is completed, the engine should be operated at low rpm and low load until normal operating temperature is reached. 3126B this morning for a trip across the state to visit my sons college. 2 Caterpillar 3126 diesel engine?Subscribe: http://bit. Rod, Certainly sounds like a loose connection or the pre-heat relay/solenoid with the points sticking. Jan 6, 2022 · 2003 Cat 3126e cold start backfire. You have to use t I have now put about 2400 miles on the Itasca on this trip. Apr 2, 2024 · The recommended oil change interval for the Cat 3126 engine is approximately every 10,000 to 15,000 miles or every 250 to 300 operating hours, depending on the application and operating conditions. My series 60 would smoke a very short time on the coldest of mornings, but otherwise never. Feb 8, 2018 · Posted 2/8/2018 19:50 (#6564333) Subject: 3116 CAT fuel issue. Pretty loud bang. 3126B Cat. Jun 15, 2011 · 3126E Hard start hot. There is a small solenoid near the terminal of the heater element with a short cable from the output of the solenoid to the element terminal, make sure you have 12v to the input and that the the solenoid is being activated and Apr 4, 2021 · When I had my 93 with a 6. 2006 revolution with c9 400hp motor with block heater. Posted - 01/09/2019 : 3:23:49 PM. mdvs: RV Systems & Appliances: 8: 05-11-2016 09:27 AM: RV Won't Start - Please Help - 1999 Newmar Dutch Star with Cat 3126: Bradstewart: Caterpillar Engine Forum: 31: 07-04-2015 11:50 PM: Cat 3126 vs Cat C-7 HP Dec 2, 2010 · The heater will only stay on as long as needed. Awful bad. Jan 5, 2010 · The engine should have an intake heater. Setting your TPS and resetting your IAC should be done as well. The 3126 injector sleeves are stainless steel vs the copper sleeves in a 3116. The first and most common is the engine ECM is not getting the correct power and ground to function. The engine cranked for 15 seconds on the first start but started and ran smoothly. Thanks for the information. these engines are not tolerant of poor quality oil or missing the occasional oil change. I was told that it had recently had injectors installed. Sep 3, 2014 · 7 days into our planned 2 1/2 month trip Cat 330 starts hard and really smokes for a minute after about three days in a park. It started and ran fine. Jan 8, 2011 · Challenger 55 tractor with 3126 cat engine that will start easy when cold. A cold start/running issue on a Cat. Working on a 3116 in a Chevy topkick. The "Wait to Start" light did not come on. 1 diesel fuel is used. Since you have replaced the sensors, I'm sure it is not them. Belwood, Ontario. Also there is a water seperator under the truck with a valve/knob Oct 6, 2013 · Good I saw this post with some competent replies. The pump is bolted to the bqck of the front cover. Apr 2, 2020 · I look forward to heavy snowfall, which gives me an excuse to ride the Quad, but for some, the cold weather brings disappointment. Engine started hard when cold the next day, but started after cranking 5-6 times, then ran rough but cleared within a few minutes and was fine the rest of the day. Just normally tight access to get to it. Please reply back if you need more help or have more questions. Since the weather turned cold here in CA (33 degrees F overnight) the engine has been more difficult to start. After you boost it and the engine warms up it will start every time. Truck used 2 gallons of oil in 350miles. Aug 8, 2017 · The cold mode strategy provides reduced smoke emission and faster warm-up time. I am having a problem with my 2001 Arctic Cat 300 4wheeler. This will cause a hard starting problem cold but usually a no start condition hot, also will log 164-11 actuation fault. You will have to loosen all hoses at pump and remove the 5 days ago · Established (8 Likes) Posts: 65. 2013 700 XT TRV EPS : 28" Bighorns on bed linered 08 Prowler rims , Wireless winch remote, 3000LB. Mission Statement: Supporting thoughtful exchange of knowledge, values and experience among RV enthusiasts. took it to cat dealer to have scanned and they cant find scanner diagnostic plug for Cat, can find the OBD2 plug … read more This video discusses the Caterpillar 3126 Engine. The truck is hard starting and low on power. it runs fine no miss and it doesnt matter if its cold or hot. Corrosion has been found on some major connections of main harness that goes to firewall. Cat 330 3126 2004 Gulf Stream Atrium Rvcom 8411 18 040 Mi 1 500 Last Full Service 000 Tech Inspection Dec 6, 2015 · Subject: RE: 864 Rogator with 3126 Cat problems. Replaced all injector cups and orings recently, also iap sensor. Then it's not a 700efi it's a 700 H1. Posted 7/25/2013 07:33 (#3228154 - in reply to #3227892) Subject: Re: Cat 3126 won't start. Jul 15, 2016 · Issue: The rig will start and run for about 30 seconds before stalling with a loud knock (it runs out of fuel) The did the following: 1. Nov 29, 2009 · I have a 2003 GMCT7500 Pole Digger with a Cat 3126 which has thw same cold starting problem. it is really rich , after it is cleaned out and warm it will start first pull ever time, every once in a while it will miss and What could possibly be wrong with the 7. Choke needs adjustment. It features a four-stroke cycle and utilizes direct injection for efficient fuel combustion. 0 cranks for longer than 2. Have a 99 kW T300 with Cat 3126 used for yard/jockey truck, so it gets started many times a day. The filter on the suction side is only half full. This poor thing has been abused by so called "mechanics" Initially this thing was runnin ROUGH. Nov 17, 2013 · 2557 posts · Joined 2009. Sep 22, 2016 · Boat Info. It happens from idle to redline, cold and hot. I replaced filters with Cat filters. Ser# ***** Hard to start when warm. If the Exhaust Smoke Can Be Seen While Starting, the Probable Cause(s) are: 8. Upon starting, the engine is displaying Scan to find and purchase genuine Cat® parts and related service information. How old is that code? Jan 1, 2013 · Re: HELP - 3126B CAT motor wont start. It is located on the high pressure pump on the drivers side of the engine. On the secondary fuel filter housing, there is a primer pump. Cat 3116 Diesel. I cranked the starter and it chugged hard. I have been looking for a starting / deep cycle battery that will work but I am having a hard time finding what I need. then it will kinda miss and run rough, if i give it any kinda throttle it dies, after it goes through its fit. only code is not active is loss of secondary engine rpm sensor. They have recently had an engine issue and some other things we've already repaired. Just remove the valve cover after it will not start. If your driver reports a hot burning smell coming from the engine, especially forward Feb 24, 2009 · Caterpillar 3126 hard starting. Yellow button does nothing, if no red light grid heater isn't working, start with grid heater relay on top left of engine, in front of in take. Warn 3000lb winch. Hard start / cat 3126 cid eng/ swapped heui pump didnt help/ runs fine after it gets going till stone cold again/ seems mechanically sound otherwise #BMW #CAR #M3 #Turbo #V8 #6cylinder by falltrip 3 hours ago Aug 15, 2017 · 3126 CAT Diesels w/VDrives. 10 posts · Joined 2005. very hard to start when it is cold out, below 40 degrees. timing sensors. I have a 2013 Arctic Cat 550 TRV XT has issues starting when cold. Checked v … read more Jun 6, 2010 · Also, there is this. Cat runs fine after a warmup. White smoke is normal in cold temperatures until the engine operates long enough to become warm. (I also checked the AC pres. Jan 10, 2019 · 96 Posts. The ECM should have power on pins 52, 53, and 70 of the rear most ECM connector. my 98 zr 600 efi when its cold it take like 15 or 20 pull to even get it to start. Hi all. 2014 Arctic Cat 1000 XT. Dec 10, 2016 · 44037 posts · Joined 2011. First one has a Suzuki engine , your machine has a cat engine. Checked v … read more Jun 1, 2011 · Technician: Cat Man. The engine needs at least 25 psi to start. 5 I had a momentary switched connected to the glow plug relay to help with starting. Cold Outside Temperatures: a. Ive been told this is normal due to injectors needing oil pressure to fire. It cranks a long time ( probably up to 2 minutes) and then Feb 28, 2022 · If the yellow check engine light does not come on when the key is turned to the on position and the engine will not start, there are only 2 things that can cause this. Here is my problem. For regular trucks and RVs, one 3126 weighed in at 1295 pounds or 588 kg. switch. 0,air lift air bags,pullrite superslide 5th wheel hitch,code alarm Nov 18, 2019 · HI Cat Man, I'am working on a CAT 3126 in a 2003 Freightliner truck. The terminal nuts on top of the switch should be checked periodically and snugged up. Replace injector cups, o rings, pressure control valve and sensor in head. Maybe I can save you some trouble when you're trying to figure out why your Cat 3126 M Feb 13, 2019 · I have a Cat 6. Dec 14, 2020 · Alright. 3126 sometimes has a long crank before starting. This truck was purchased at auction with no start. Overall we have been doing really well, but the last 2 days the CAT has been hard to start when cold. 2 liters. 3126E: RCtime: Caterpillar Engine Forum: 18: 11-02-2011 01:25 PM: Cat 3126E Won't Start: Leon G: Class A Motorhome Discussions: 3: 08-24-2011 11:20 AM: 3126E Hard start hot: Vintage: Caterpillar Engine Forum: 5: 06-20-2011 05:36 PM: Finally got air filter water ingestion issue resolved: KTYSTR: Newmar Owner Oct 28, 2002 · 55 posts · Joined 2000. Intake heater seems to be cycling as normal. Sep 23, 2018 · Occupation. CAT 3126 long crank time. I have a 2000 Freightliner FL70 with a Cat 3126 engine. Jul 24, 2013 · Cat 3126 uses oil pressure,try to start with starting fluid if it starts then u have a bad o-ring on the injector pull the valve cover and look for oil that has been sprayed that will be the one with bad o-ring. Heavy smoke when she first starts then she runs Jul 25, 2017 · Cranking speed should be a minimum of 100 rpm for engine starting. My cat 3116 manual states that I need to have 1500 cold cranking amps. The water pumps themselves are not real hard to replace depending on the application they are in. This weekend we had a couple of colder mornings and the truck was very hard to start. #2. Challenger 55 tractor with 3126 cat engine that will start easy when cold. check icp pressure desired is 1400 psi and actual is 1400 psi. You will see oil flying away from one injector. MarEngMech Discussion starter. wont start without ether, either cold or hot. The intake heater indicator on the dash came on when the ignition was switched on but then went out after about 3 seconds. each but not sure they are deep cycle. You should have a "Wait to Start" warning light coming on that will stay on for thirty seconds when it is air and engine temperatures are cold. Arctic Cat windshield and hand warmers. The ECM controls a relay which in turn operates the heater. By the way it starts you would think it is 20 degrees outside. Erratic idle, Need advice. If you are having starting issues, you may have a bad engine speed timing sensor. Usually, if you are getting air in the system, it is constant and not intermittent, but it is a good thing to ensure. Nov 29, 2007 · HI my dad has a f-650 with the 3126b cat, when he starts it cold it will just turn over until he puts his foot about 1/4on the gas then it will start & run real rough & puke a lot of smoke until it warms up. Two common problems affect IAC operation: Carbon buildup inside IAC valve passages; IAC motor malfunction; Either of these problems can lead to a hard-starting condition and a rough idle. After it idled for a few minutes, it cleared up and ran fine. Skip the fuel tank and fuel filter to pump fuel directly into the engine. It is common on 3126 engines that when they start good cold and won't start hot, it is either the speed sensors or low actuation pressure. May 26, 2020 · There is not much you can check without the Cat ET program. Won't start when Hot. I doubt if intake heater is working if using ether. Locate the relay. It was hard to start it (turned over fine just wouldn't fire), after firing and stalling twice it fi … read more Mar 5, 2010 · The ECM is telling the clutch to stay on for whatever reason. Dec 31, 2009 · 871 posts · Joined 2005. 3. Hello kjohnson and welcome to JA. Replace the fuel filter. We have 330 Peterbilt fertilizer applicator with a 3126 Cat that just developed a misfire. 3126B does not start when cold, checked actuation pressure while cranking (1800-2000psi); checked cranking rpm 170rpm. Starting OK when the engine is cold but not starting when hot is the first clue. and reverse those when it shuts off after thirty seconds or whatever. Next is a faulty Heui pump. For the 3126 marine engine, the weight registered at 1592 pounds or 722 kg. In addition to regular oil changes, the Cat 3126 engine requires routine maintenance to ensure optimal performance and reliability. Location: Weston, Fl. These systems, while fairly simple, can be confu Nov 26, 2013 · I have a 2005 Freightliner M2 with a Cat C-7. Cold start OK. 2. Then try to restart engine it will not fire. My dad has a Bluebird bus (Frieghtliner chassis) with a 2000 CAT 3126 engine. . sportster said: 1993 topkick with 3116 cat is hard to start every morning, replaced intake heater,check valves,filters, shut off solonoid, installed electrical fuel pump ( mech still operational) engine does not lose fuel back to tank, most mornings have to spray with quick start. wait to start light comes on with key but goes off immediately with all other warning lights. #1 · Oct 28, 2002. With a voltmeter, check for 12 VDC on the large wire out to the intake heater when someone turn the key on. Nov 29, 2019 · 3126 Caterpillar Cold Start November 29, 2019, 11:38:37 am When I was putting the wire harness back on our 3126 Caterpillar, I found a wire labeled "Wait to start". Any cat techs out there?? Thanks for any help. Sep 6, 2014 · Cat 3126 engine fails to start. No fault codes. in the am when I crank it it will immediately fire and run for 20-30 seconds and stall. Good point, if the intake heater was working and you used ether, YOU'D KNOW IT. Today ran for a few seconds and died, now won't restart. We've fou … read more Dec 10, 2010 · cold start on c7 330hp. I think the C7's came out in 2004. To purge the air, drive the truck through 12 hard accelerations from 25-50 MPH. Refer to Problem 2: Engine Hard To Or Will Not Start. If the engine has a hand priming pump, and it gets stiff when operating it, the engine has enough pressure to Re: CAT 3126B "Wait to Start" Light. May 31, 2018 · There are several things that can cause a crank no start on this engine. this thing is about to get set on fire. Loose terminal nuts are, in my opinion, the cause of the failure. #2 · Nov 18, 2013. Aug 16, 2023 · 3126 CAT Engine Weight. While on a trip down to the southwest last spring, one morning during starting the motor backfired through the muffler. Cat is prolly not able to find a direct interchange on SIS. There is no check engine light or diagnostic codes stored in the ECM. Nov 19, 2009 · Some Webastos work better than others. Monitor injection actuation pressure and its only making 330-365 psi, so I took a high pressure pump off a working engine but this pump is also doing the same 300-360 psi. Starter turns engine over easy. com/merchWatch next Nov 13, 2022 · cat 3126 wont start below 35 degrees without ether. Block heater plugged in and glow plugs working and it still will not fir … read more Feb 24, 2021 · I have a 2001 cat 3126e that's hard to start after sitting overnight. does this motor have glow plugs or intake heater. 400da sundancer. Cold mode is deactivated when the temperature condition is met, or when the engine has been operating for 12 minutes. 8 posts · Joined 2016. Stale gas. This video also has a "Destruction of the week" segment Jun 21, 2006 · wlaukaitis Discussion starter. There is 50 psi after fuel filter while cranking. Sep 22, 2018. So. it just recently started this any thoughts? thanks. #1 · Dec 25, 2016. When you first start them in cold weather, 135 is not going to warm the interior up very fast. I have to use starting fluid to get it started, once started then you can stop and start anytime without any problems. Clean fuel and fresh filters all the way around. Pressure side is full. Its hard because the oil has thinned out. Using an electronic service tool check for logged or active diagnostic codes. When it is cold the only way I can get it started is to connect a booster battery. You will see two wires going to the valve. First remove the solenoid, then the valve. It's currently on a job and cold starts are fine. It always cranks 3+ sec before it starts. My friend has a 3126E in his tow truck. With a clear hose on suction and return the suction side has bubbles present at mid to high throttle. Starts fine cold. If you you feel no hard resistance, you have air in the system. This morning the engine seemed to have a bad knock and ran kind of rough at the first start up. Check the computer for codes (none in the last 500 hours) 4. Jan 1, 2022 · It was cold and I wanted to see if it would start Aug 18, 2009 · hard to start when cold. However it still only starts with starting aids if it is left for more than 3 hours. Runs rough for about 10 mins then clears up, also have smoke while c … read more Aug 27, 2023 · During a cold start, for example, the PCM opens the IAC valve to increase airflow, according to coolant temperature, engine speed and load. Run it 10 minutes and turn engine off. you might have to find a similar application with a 12v system. There will be less white smoke if No. A few things that can cause hard starting and/or rough idle. Cat Man, Cat Engine Expert. 260,031 miles. I let it idle like that for about 15sec, then turned up the throttle a touch and it cleaned up and not one issue after that. To start it I need to keep the key engaged for quite a while and it will sorta run, but I see plumes of black smoke in the backup camera. 0 inches, this engine delivers a balanced combination of power and torque. This must work to warm the air going into the engine. Aug 23, 2023 · Caterpillar 3126b won't start hot but will start cold and run great Starting Fluid. The engine's design, faults, and common problems. Runs fine once it’s started. Typically it would stay on for 30+ seconds or so before going off. Shut it off after about 10 minutes of idle time and it's continuing to need 15+ seconds of cranking to start. Dec 5, 2016 · Have a cat 3126, hard to start in the morning hand primer is hard. Usually if it's below 20F we have to run the Webastos for 20 minutes and cycle the intake heaters at least 3 times. :canadaCanadian Club member 27 :canada. #1 · Jun 21, 2006 (Edited) Hello, I have a 2000 GMC C7500 Dumper with a cat 3126. I replaced the pump with an on-brand Cat Reman pump this time. Lastly is a faulty iap sensor. The Cat 3126 diesel engine is an inline six-cylinder engine with a displacement of 7. Have A 98 Tradewinds 3126 Cat And No Start After Setting All Winter Pwer To Ecm Do You Elcetrial Diagram Both Batts. With a bore of 4. It is taking 6 or so 30 second cranks to get it started. Mechanic's Assistant: I understand that youre experiencing difficulty starting your Caterpillar 3126b when its hot, but the Equipment Mechanic will be able to help you diagnose and resolve this issue. If the temp is not higher than 120, the heater will stay on. When an ATV doesn’t start in the cold, try applying the choke lever. 3306 and 3406 pumps have a manual shutoff built in. Service Intervals. You hold the switch down and it heats the glow plugs, makes cold starts easier as well as 1/2 warm starts where the glow plugs don't come on and you have to crank for a while. 33 inches and a stroke of 5. Dec 25, 2016 · 5K views 5 replies 4 participants last post by FirecatV2 Dec 27, 2016. The heater is enabled through the engine ECM, which controls a relay. Jan 10, 2009 · Cat 3126 miss/ low power in Kodiak. #1 · Dec 30, 2007. Other possible reasons an ATV won’t start when cold include: Battery low. To verify. After. When cranking the pressure is 1000 th … read more Oct 1, 2023 · Cat 3126 Wiring Harness For 11712. I am happy to assist. CEO AZ Technical,LLC. Feb 22, 2010 · If water pump is just barely dripping when cold, you should be able to go another day or two. It won't start, I think the prime has been lost, I tried to charge the fuel system with the primer pump but it seems it is taking too long. May 23, 2014 · I have a 3126. 2-3 of the buses have always had trouble starting in the cold and usually have to be jump started when it gets down to single digits or below, even with new batteries. some strange things. #1 · Dec 31, 2009. The inlet air heater is used to improve the cold start capability of the engine and to reduce white smoke after startup. Operation and Maintenance Manual 3114, 3116, and 3126 Industrial and Generator Set Engines 2WG 1-UP (Engine) 4PG 1-UP (Engine) 5EF 1-UP (Engine) 1ZG 1-UP (Engine) 6AF 1-UP (Engine) 2SG 1-UP (Engine) 5JG 1-UP (Engine) 1NJ 1-UP (Engine) 5EN 1-UP (Engine) 2MR 1-UP Jan 17, 2023 · Hard cold starting. If added together and are above 120 degrees, the heater will cut off. Jul 13, 2016 · Have a small truck, small bus, or an RV with a Cat Engine in it? Then the odds are you have a HEUI system. Jun 17, 2013 · Erratic idle, Need advice. We changed both fuel filters and checked fuel pressure at the secondary filter and it was steady 60 psi. Fancy prairie, Illinois. Nov 8, 2017 · Second is a leaking injector. It basically checks the temp of the coolant and intake air. Joined: Feb 2018. Needless to say it blew a bunch of smoke when it started and Oct 16, 2015 · Black smoke during accel hard to start below 45 degrees: bruce Dixon: Cummins Engines: 14: 05-08-2015 03:54 PM: C7 3126 330 cranks - doesn't start: 98Contessa: Caterpillar Engine Forum: 19: 04-18-2015 05:59 AM: Black exhaust smoke no power: Rburian: Monaco Owner's Forum: 10: 09-09-2014 09:45 PM: Radiator fans come on on cold start: buschape07 Jul 1, 2013 · Jul 4, 2013. Verify that there is no air getting into the system. The engine will crank for about 10 - 15 seconds Aug 9, 2014 · Changed oil and fuel filters and oil. That batteries that are in the boat now show they have 900 cca. Jul 28, 2012 · where is that and how hard to fix. Jul 25, 2017 · The fuel which does not burn comes out the exhaust as white smoke. Nige said: From the sounds of it the hydraulic side of the injection system is starting to leak due to wear. 5 seconds in temperatures above 32 degrees it may be due to air trapped in the HP oil system. 20* cold start1991 GMC Topkick3116 Cat Diesel Engine Mar 11, 2009 · I have never had a 3126 that new, but had a 2001 and 2 2000's. Is there any tricks or updates, my ATV doesn't want to start when sitting out in the cold (0°F or lower) A good friend will bail you out of jail, but a true friend will be right beside you saying "that **** was fun". When trying to read codes through OBD 2 port under dash, it says " communication error". Turn off the engine and allow the truck to sit for 5 minutes. Just keep a eye on it, and keep your coolant filled. Around 130 to 155. If it is low, the injectors will not get filled and it will not start. it is a lever on a splined shaft above the solenoid hole, 3126 I don't know. fz bx hd kt zv pg ky qd uk is