Dt466 Cold Start

Yet every time I do the cold start procedure, after a few seconds I see it do the "load shedding". International 4300 Pdf User Manuals. Nozzle flow testing process to like-new performance. How to Start a Diesel Truck. 3cc HPOP High Pressure Oil Pump for 94-03 Navistar Dt530 Dt466 at the best online prices at eBay!. most of the time no codes, every once in a while i will get this code sid 253fm1 00 dtc 622. Runs excellent, but quite smokey, blue/whitish smoke on acceleration. there is also a junction block mounted just outside the firewall under the hood right in front of the driver with two 6 or 8 gauge red wires that feed. It is the same injection system used on a 7. The fuel injector, an electrically operated gate, delivers fuel into the engine via its nozzle. The car has to be cold then you remove the radiator cap and put it back on, then start the car put it in drive and then mash the brake pedal and push the gas pedal and run it to 2500rpm for like 30 seconds and shut it off. DT466E international diesel wont start - JustAnswer. I would look into ICP issues such as Injection pressure regulator or hpop, maybe injector o rings. Since dead batteries can freeze in cold weather, Purkey Fleet Electronic officials recommend to never try to jump-start a truck that has frozen batteries. Precision-matched control valve and spool to minimize oil leakage and maximize horsepower. In summer it's fine but sometimes struggles depending on the temperature. 5 tires, (less than a month old) Front end aligned, Ice cold AC, Freshly serviced, New Clutch Kit with a New Rear Main Seal (less than 6 months old) Truck is fully and currently DOT inspected for 2019. if you have that and you can hear the injectors clicking, check fuel supply next. Check out free battery charging and engine diagnostic testing while you are in store. This problem started during the morning start up…. Cold start - 2007 international 4300 DT466E About -20C this day, no block heater. That's only good if you're trying to pinpoint a leak causing a hard start. Tarp is manual. Unplug the Engine Oil Temperature sensor and turn the key to the run position. It was produced from 1989 until 2004. International 4300 DT466 Cold Start. get to know the new dtech two year. Hotstart Pf121 001 Hotstart Pf121 001 Engine Block Heater. 1994-2000 DT408, DT466, DT466E, 530, 570 AFE Stage 1 Cold Air. So consider yourself lucky on your's. Out-of-round crankshaft journals. He said it didn't matter how cold it got, the mechanical DT's would fire right off without a problem, without the block heater plugged in. Trying to start the truck in some very cold weather so I can go get some sand salt. Low oil level or low oil pressure can affect the oil level in the high-pressure reservoir and prevent the injectors from. always wanted one but don't have a use for it. It turns over and makes all the normal sounds of starting, but never catches and starts the engine. This is bad, and can only be cured by replacement of the seals, which of course requires disassembly of the engine. My t444 that I have now has started, with several glow plug cycles, in -6 dt466 cold(est) start - School Bus Conversion Resources. Dt466 prime fuel pump. If you get cold in the winter, like below zero, then maybe change to lighter weight. 6 ®2010 MaxxForce DT, 9 and 10 Diagnostics Visual Inspection The second Required Test procedure is the Visual Inspection of the engine. Winter is the absolute worst time for a car battery to go. Use of our Flushing Oil Concentrate and FTC Decarbonizer address these respective problems. If the hose fittings do not leak go to step 5. Just connect the block heater cord to your 110 outlet and you can keep your engine coolant at a managable temperature. What is the Fan Clutch? The fan clutch is a coupling device that is located between the water pump shaft and the fan. Hey folks, I'm looking at a 2002 international with a 466 in it, and am interested in exactly how cold is "too cold". The following is a list of problem symptoms discussed in this guide: Engine Will Not Rotate; Engine Will Rotate But Will Not Start (Fire) Engine Is Difficult To Start When Cold. This engine doesn't have an FSD that has to cool off. sometimes it takes up to 45 seconds of cranking to get them started, and the cold only makes it worse. 0 block heater is only 400 watts; you won't notice much difference in time to get warm air. Wednesday was the first really cold day where I am. ic dt466 no start New Topic Reply to check them. This problem started during the morning start up…. Explore models, view current inventory, or build your own truck. In a diesel truck, the fuel and air must get hot enough to create combustion, which then creates the spark to start the engine. Plugged in for a couple hours it starts well on down to our lows here (-10F) It came from California and probably worked perfectly there and its fine if Im near an outlet. In very cold temperatures, the heated exhaust can freeze into minute fuel droplets when exiting the exhaust and produce a more prolonged emission of white smoke for a very short period of driving time. any ideas ? could be alot of things. Manual de Partes International 4300 (DuraStar) Motor DT466E - Free ebook download as PDF File (. Will start on ether, but continued use will cuase it to backfire. It will just turn over and not crank. It could happen at any time: You are driving on the highway, moving. My t444 that I have now has started, with several glow plug cycles, in -6 dt466 cold(est) start - School Bus Conversion Resources. I have 07 International with a dt466 that starts hard in…. The drive has an electrical soft start that rotates the pinion for proper ring gear engagement before cranking, minimizing tooth abutment related damage. The code designation on the side of the pump is read:. However, when the oil is cold it does not flow as fast so there are a few seconds that these spinning and moving parts may not get oil like they. The International 3800 is a Type C (conventional) bus chassis that was manufactured by Navistar International for school bus and commercial bus applications. Removed valve covers and found both dummy plugs on both oil rails wore R&R both plugs and oil pressure still low, removed turbo and pump cover R&R snap to connect fitting, O-rings and bolts. Start the engine on the disabled vehicle. It has a diesel engine with automatic transmission. Pid 164 code for dt466 i do no its injection control pressure above below desierd level but need remedy? Start with antihistamines. txt) or read online for free. My 01 Corvette runs at 175 in traffic when outside temp is around 80 degrees. last night. When the engine is cold, the fan runs much more slowly. I drilled the bolt holes on the TPS wider to turn it back so it has voltage and it is working great!. My diesel will not even try to start in the morning, but starts great when the engine is warm. Once she's started she runs great no issues. The DT466E Diesel Engine Memories. Start the engine on the disabled vehicle. Dodge Ram 1500 Starts, Runs till warmed up, Dies. Receiving its power directly from the vehicle's battery, an intake heater is a great way to get the air temperature in the combustion chamber where it needs to be quickly, allowing you to start the diesel engine when you need to, with the added benefit of doing away with white, gray, or black smoke often produced by a cold engine startup. I have had one of the injectors and all the O rings replaced. Based on signals from the ICP to the PCM, your 7. It had been sitting in the "trade in" lot at a bus dealership for a while. How To Read A Damaged Piston. Wednesday was the first really cold day where I am. When white smoke occurs at cold start, and then disappears as the engine warms up, the most common causes are fouling deposits around piston rings and/or cylinder glazing. I have 11 05 DT466E buses in my fleet. The truck starts fine when cold. Identifying the Robert Bosch VE-Type injection pump The Robert Bosch VE-type injection pump is used on a variety of vehicles and is made under licenses by other manufacturers (Diesel Kiki and Nippondenso). The bus in question was a 1998 International conventional with a DT 466E diesel engine. This improves idle quality and prevents hesitation while the cold engine is warming up. Heavy Duty Oil/Lube Filters. Discover our diesel truck parts store, #1 dealer for quality automotive diesel truck parts! Buy competitively priced Ford, Chevrolet, Dodge parts. I changed the fuel filter and cleaned out the sediment screen a few days ago. I don't think the 05 dt466 came with glow plugs. Electrical System Voltage B+ Out Of Range Low. DT 466E Engine No Start Low Oil Pressure. I would look into ICP issues such as Injection pressure regulator or hpop, maybe injector o rings. Best Answer: check all the fuses. You'll either need to buy or make a gage the test this. you will need 500psi or so of actuation pressure for the computer to turn the injectors on. Start the engine on the source vehicle. Bed capacity is 8 yds. DTC 344 can be set due to a plugged EBP sensor,. The air filter setup on most diesel engines is the same as on gasoline-powered vehicles, with the filter located inside the cold air collector box located under the hood. Intake Air Temperature Sensor Testing. Need International Intake Manifold Parts? Check out 154 International Intake Manifold Parts for sale. You turn the key and you get nothing or maybe a click and some dimming of the idiot lights. DT466E international diesel wont start - Answered by a verified Technician We use cookies to give you the best possible experience on our website. What Happens When the Timing Is Advanced It has long been held, and demonstrated at the Club's Dyno Days, that advancing the timing to 13 to 14 degrees before top dead centre (BTDC) is a cheap way of achieving lower rpm performance in the Mazda MX-5 1. 04 DT466 will not start - 1 Reply. Once driven would smooth out to near normal. GM Small Block Valve Adjustment Procedure. also the bust starts when its cold it is hard to start it but it does once it warms up and I shut it down it wont. This problem started during the morning start up…. It has a chevron bed and has a manual transmission. It smokes on cold start-up (white smoke) in the morning. If left sitting for at least 24 hours it is hard to start it. So if I know I'm gonna need it I plug it in either the night before or just a couple hours before I head out. We have not had any real problems with them. 2004 chevrolet and gmc medium duty conventional c65/75/8. Posted by jgilbert279 on Feb 28, Check out your cold start choke. Listen from above and below the engine as this will help determine where to start looking for the cause of the noise. I don't think the 05 dt466 came with glow plugs. A '97 DT466E is going to be a HUEI engine, not an injection pump. If I keep it plugged-in overnight, there is no smoke on start up. It been getting cold here in NY the past few mornings, lower 40's upper 30's, and my DT466 fires up no problem, I let her warm up a little more than I used to before starting off. sucking air some where in fuel system. but to the OPwe need a little more info. dt466 engines in my opinion are pretty much bullet proof I'd definetly isolate the bad hole first and start from there, if it is something major Randy probably has the way to go but I rebuild all my. 2004-2006 engines that exhibit a light surge on light acceleration up to 50 MPH, typically after a cold start, at steady speeds between 1800-2800, or when climbing a grade (towing or not), may have a sticking Variable Geometry Turbo actuator. dt466 sid 253 dtc 622 intermittent run stall Posted to HD/Fleet Forum on 5/17/2012 3 Replies 3box system, engine will normally start cold and run a short while 1 min to 20 minutes then die as if ignition was turned off. 3 Power Stroke Diesel Engines, And How You Can Fix Them The legendary 7. drivewebsite. Is that normal or does it indicate my batteries are weak? 6) at another company with the same model truck, a mechanic told me to leave the key all the way to the right (1 click before cranking) for a few *minutes*. 2008 IC CE300 with Maxxforce DT466 with 95k on the clock. tonight, no start at all no matter how many times i turned the key, but then with a tap on the top of the starter, the small spot ( solenoid ? ) it started, worked off and on, then started fine for 4-5 times, any advice ?? its got 2 brand new 1000-1100 cold cranking amps batteries. At some point this year my viscous coupler must have “failed”. Search for new and used Heavy Duty International 4700trucks for sale by owner and dealer, zipcode or type. Page 1 of 16. International 4300 DT466 Cold start - Duration: 7:16. Oil is the lifeblood of the heavy duty engine. REMOTE RADIO — N/AMP AND N/WIRED REMOTE AND N/DRIVER INTERFACE DISPLAY,. clean filters and clear pickup in tank. 3 Power Stroke Diesel Engines, And How You Can Fix Them The legendary 7. When I first start the truck and it is cold, I let it warm up for at least a few minutes sometimes longer 10-15 minutes before I try to take off. I have the Spicer 5 speed tranny and a 2 speed rear. DT466 hard cold starting idea My 1990 DT466 starts well in temps down to about 20F. A '97 DT466E is going to be a HUEI engine, not an injection pump. but at idle or in town its worthless. Cold stalling problems are the most common because the engine needs a richer fuel mixture to maintain idle speed until it warms up. The engine turns over really well with the ignition key but there's not the slightest hint of combusti. Shop air pressure may only be 150 PSI. Came in with erratic charging and died on road twice. Fix your hard cold start with help from Hot Shot's Secret. 6 litre cars. 2004 international 4300 diesel engine DT466 need diagram of engine I am having problems with this truck cranking in the morning if it is hot or cold weather. starts and runs smooth. But if you always stay above 30, then leave 15-40 in all year round. An area often overlooked is the performance of the fuel system not while the engine is running, but when it is shut off. It is an indication that motor oil is entering the engine's combustion chambers. International Truck Engine Family DT 466E description of the catalogue: Master Service Information (Engine Group) DT-466E and 530E Diesel Engine Diagnostics (1995) DT-466E and 530E Diesel Engine Service (1995 through 1999) DT-466E and 530E Diesel Engine Diagnostics Model Years 1999-2000. A new injection pump comes with a fuel shutoff solenoid (which could go bad) and a cold advance switch. and now we are trying to start it it wants to start but it wont I took the manifold off and replaced the orings going in the injectors but we have lots of oil leaking at the top of the injectors don't know if this is right or not. Check the owner's manual. The DT466E's would be a rear bear to start cold. 04 DT466 will not start. Dirt Ninja 350,951 views. also the bust starts when its cold it is hard to start it but it does once it warms up and I shut it down it wont. If not start looking at your fuel system. Do you have to either every time you start it even when the engine is warmed up. 3 Power Stroke Diesel engine, when properly maintained can provide years of trouble free service. This is bad, and can only be cured by replacement of the seals, which of course requires disassembly of the engine. Home / Navistar Inline 6 Electronic Diagnostic Manuals / 1997-2000 Navistar DT466E & 530E Electronic Cold Ambient Protection Hard Start / No Start Diagnostics. DT466E international diesel wont start. If I keep it plugged-in overnight, there is no smoke on start up. by Ed Ruelas on. The truck start right up. The oil is supposed to flow to all the moving parts in your engine to keep any metal to metal contact from happening. stays in the cold temp reading area 5 Answers. Electronic. Since the engine starts fine hot or cold, I wouldn't suspect a leak under the valve cover. I have also had all of the fluids changed and hoses replaced as well. Check to make sure that 10. Replacing injectors on DT466. and now we are trying to start it it wants to start but it wont I took the manifold off and replaced the orings going in the injectors but we have lots of oil leaking at the top of the injectors don't know if this is right or not. Plugged fins that, once wet and dried, turned cement hard. The code designation on the side of the pump is read:. If I keep it plugged-in overnight, there is no smoke on start up. Since we got this vehicle it has had a hard start issue (several years). Winter is the absolute worst time for a car battery to go. Came in with erratic charging and died on road twice. The injectors do indeed make a clicking noise that is audible with a mechanic's stethoscope, and that is a good way of verifying an injector is not dead, but that noise is not normally audible while the engine is running, and I doubt that is what you hear without the stethoscope. I haven't had any cold idle issues as of yet. Faulty fuel injectors on late-model cars will make their presence known by causing a cylinder to misfire. Red Seatbelts BIG BANG FOR THE BUCK! The truck recently had a "In-Frame" Engine Overhaul. The interior is gray in color. 2006 MBE 4000 Hard Start and Engine Miss I was recently involved in a repair of a 2006 Mercedes MBE 4000 with a hard start problem. They can measure up to 2x the atmospheric pressure (29. Get the best deals on International Car and Truck Fuel Injectors when you shop the largest online selection at eBay. Plugging in the engine block heater keeps the coolant warm and the heat actually does rise through the block. Alrighty, time to ask the community. I pulled in to fill up and went to start the truck and no start. Hi I have 07 International with a dt466 that starts hard in morning and has a lot of black smoke then runs good after it warms up. txt) or read online for free. This black smoke is then drawn back into the air intake via the EGR valve. If you have ServiceMaxx computer program you should be able to see fuel delivery pressure build up to at least 30 psi while cranking. Listen from above and below the engine as this will help determine where to start looking for the cause of the noise. temps have been in the upper 40s to low 70s here lately. you gotta is anyone on here familiar with the dt466 - PowerStrokeNation : Ford Powerstroke Diesel Forum. Has good batteries. The air filter setup on most diesel engines is the same as on gasoline-powered vehicles, with the filter located inside the cold air collector box located under the hood. put it in and run it. Hard start when cold, "Check Engine" light comes after starting, 97 and up California emissions Intermittent light knock at idle or low speeds--98. With horsepower ratings ranging from 170 hp (130 kW) to 350 hp (260 kW), the Navistar DT engines are used primarily in medium-duty truck and bus applications such as school buses, although some versions have been developed for heavy-duty regional-haul and severe-service applications. A '97 DT466E is going to be a HUEI engine, not an injection pump. Here's the troubleshooting procedure for you. 069-3576 & 069-3577 EGR System Consists of: • Cold side EGR valve (after EGR cooler), which controls exhaust gases for proper emissions control of No x gases • 2 EGR coolers one pre and one post EGR valve (controls temperature of exhaust gases to the air intake to the engine). Tarp is manual. It could happen at any time: You are driving on the highway, moving. Justanswer. Both lines to the heater core heat up and no leaks can be found. Hey all, new to the site not new to the plug or not to plug, got an '03 7. Browse your favorite brands affordable prices free shipping on many items. Browse your favorite brands affordable prices free shipping on many items. When working on a vehicle that will not start or is hard to start, use this process to direct your work. Expect the current on a warm engine to be in the area of maybe 100 amps, on a cold winter day closer to 150 - 200 amps. The Engine Control Unit (ECU) dictates when the injector should inject fuel into the engine cylinder. Some engines only use the glow plugs when cold but others will allow the glow plugs to work when the ECU (vehicle's computer) needs them to be on to help with combustion. Intake Air Tempe. The EVAP system was developed due to the environmental regulations that began in the 1970's. it has a brand new orifice tube and accumulator with a good compressor. Fluids were low, but I filled them. 1990 International 7300 DT466 Turbo, CXT, F650, MXT, F750 $1 Start and NO RESERVE. Swamp's Motorsports in Murfreesboro, TN provides Injectors, electronics, repair, tuning, ficm, engine dyno services and custom machining available. I assume the oil carboned up the rings, so i soaked the cyls with seafoam. Re: Hard start/no start DT 466 The cold weather came in all off a sudden, which it tends to do this time of year. Thanks Tow411! Luckily we had another BRAND NEW throttle and TPS we had tried on the shelf to do this mod on. Trying to start the truck in some very cold weather so I can go get some sand salt. Luber-finer Oil Filter Products:. passenger seat. Best Answer: I think the stethoscope is misleading you. by Ed Ruelas on. The smoke does dissapte after it warms up and I drive it for a while, usually, 10-15 minutes. Many manufacturers equip diesel engines with glow plugs to aid in starting the engine in cold climates. Best Answer: check all the fuses. i use international master diagnosic loaded onto a laptop. Truck Supplies 94-06 International ZeroStart Block Heater ZBL3500044. Since dead batteries can freeze in cold weather, Purkey Fleet Electronic officials recommend to never try to jump-start a truck that has frozen batteries. I have a 2002 international 4300 DT466. You can use the bolt on the crank pulley to turn over the engine. If not start looking at your fuel system. Set idle for cold start on the dash and let it sit for about 10 minutes. So week ago i saw coolant was at minimun level and i add some. Replaced ICP, IPR, CPS, injector o rings, oil inlet adapters (pucks) and one injector that threw a code. Having MaxxForce Engine Problems? Do you have a 2010-2013 Navistar International Truck with a MaxxForce engine? Have you experienced repeated and excessive breakdowns? Have you attempted to sell or trade your Navistar International truck only to receive low offers?. On older engines with carburetors, cold stalling (and hard starting) is most often due to an automatic choke that is sticking, misadjusted or broken. If we wait longer than that (such as overnight or the next day) we have to use starting fluid. Bad injector/s. New oil and filter, incl. I pulled in to fill up and went to start the truck and no start. 18 minutes ago, Tmtbob said: I put ac on my 86 that came out of the factory without it. Justanswer. Then you start your engine and it spins up to idle which is around 800-1000 RPM. 1, 2005 to Feb. Heavy Duty International 4700 trucks for sale. This problem started during the morning start up…. Usually when we get no start cold but fires and runs after using ether it might be injectors, but you need to do the fuel checks I posted and let me know. 4 brand new rear 22. However, when the oil is cold it does not flow as fast so there are a few seconds that these spinning and moving parts may not get oil like they. You turn the key and you get nothing or maybe a click and some dimming of the idiot lights. Many manufacturers equip diesel engines with glow plugs to aid in starting the engine in cold climates. Bed capacity is 8 yds. This procedure is only for those times when the starter doesn't even try to crank the engine. Warmer engine coolant during cold weather will ease the stress on starts, gives heat to your cabin much faster, warms the oil faster, and leads to a longer life for your engine. I changed the fuel filter and cleaned out the sediment screen a few days ago. On a long crank/no start, the Powertrain Control Module (PCM) can use a substitute number for pressure. Based on signals from the ICP to the PCM, your 7. Wrap a thick cloth around the radiator cap or deaeration cap. If you get cold in the winter, like below zero, then maybe change to lighter weight. Because AG Diesel Solutions Diesel Chips don't over fuel Your diesel engine - No expensive gauges are needed to monitor your diesel power engine exhaust Temperatures. It was the same exact problem. I have not seen a even a lightly modded engine make 750k. IT SHOULD BE AT LEAST 130 -150 RPM. International 4300 Pdf User Manuals. Condition/Description. Wednesday was the first really cold day where I am. A diesel engine is difficult to start in cold weather due to its lack of an electronic ignition system. Problems in this area will cause diesel engine starting problems, uneven running and white smoke when the engine is cold. The battery or battery problems are the number-one cause of this type of no-start condition. Techno’s “Know your car” Series # 10 Mazda MX-5. The following are causes of main bearing noise: Low oil pump pressure. Im calling it a nite, its getting late and I dont want to disturb the neighbors theyre preaty decent about the truck even when I back down the driveway sometimes at 2 A. This is because your car battery loses 33% of its power during the cold winter months, making it susceptible to failure. Explore models, view current inventory, or build your own truck. Manual de Partes International 4300 (DuraStar) Motor DT466E. get to know the new dtech two year. starts and runs smooth. Oil is the lifeblood of the heavy duty engine. Add to wishlist; This is a rebuild tool set designed to hold your injector in a vice while. You can use the bolt on the crank pulley to turn over the engine. Fuel Pressure Leak-Down Test. Under load, the current will vary with the temperature (how loose the engine is), starter motor type and engine size. If the truck is warmed up and has ran, it will restart within 12-14 hours by simply turning the key. It starts a hell of a lot better than my PSD does thats for sure. Insufficient fuel supply. But now it doesn't want to start no matter what time of the day it is. I have had a small problem with it before, usually first thing in the AM. International 4300 Cold Start Instrument Panel View (Durastar). 069-3576 & 069-3577 EGR System Consists of: • Cold side EGR valve (after EGR cooler), which controls exhaust gases for proper emissions control of No x gases • 2 EGR coolers one pre and one post EGR valve (controls temperature of exhaust gases to the air intake to the engine). Use the menu to the right to copy the applications chart by length below to clipboard, cvs or excel format, or click the print icon to print it. 3PSD, if that makes it easier to understand. If the truck struggles when starting or does not start at all, it could be a sign of a bad injector. Valve adjustment is easier to do with the injectors removed as its easier to tell when the piston is at T. Hard start when cold, "Check Engine" light comes after starting, 97 and up California emissions Intermittent light knock at idle or low speeds--98. Out of the 11, only 4 like to start. Re: Hard start/no start DT 466 The cold weather came in all off a sudden, which it tends to do this time of year. Are you getting fuel pressure. Diesel Cold Weather Start: As some people may know it is difficult to start a diesel truck in cold weather, below 30 degrees. tonight, no start at all no matter how many times i turned the key, but then with a tap on the top of the starter, the small spot ( solenoid ? ) it started, worked off and on, then started fine for 4-5 times, any advice ?? its got 2 brand new 1000-1100 cold cranking amps batteries. Thursday February 18, 2010 17:15 2000 international 4700 flatbed tow truck. Don't forget, the pump is only putting out 2400 PSI. Easily find what you need from 1,635,925 parts available. So i replaced injectors with rebuilt/reman ones. I was ready to leave for a trip a couple of days ago. I went outside to start my truck and went back inside to let it warm up. Cold start of my 97 Blue Bird 3800 with the all mechanical DT466. The smoke does dissapte after it warms up and I drive it for a while, usually, 10-15 minutes. One of the other guys got it to crank; when the customer replaced the batteries, he hooked the ECM and IDM ground wires to Batt+. The Part Search function searches against both Wilson and cross reference part numbers. Under load, the current will vary with the temperature (how loose the engine is), starter motor type and engine size. Loose crankshaft pulley. The truck is white in color. USED - TAKEOUT INTERNATIONAL DT466E EPA 96 ENGINE ASSEMBLY #E979604 For Sale by LKQ Heavy Truck at Easton, MD. My Email You can cancel email alerts at anytime. Luber-finer high-efficiency oil filters provide protection from oil contaminants to help ensure optimal performance. I hope that you will work with me on this matter. I have not seen a even a lightly modded engine make 750k. Check your fuel pressure, it should have 60 PSI and it should also not drop below 20 PSI after being shut down. In this way It not only helps prolong the engine's service life and also keeps the generator set run smoothly.