diesel idle hours to miles

Because one hour of idle time is equal to 25 miles driven, a truck that has spent most of its life idling could have the equivalent of 400,000 miles on the engine but only show 100,000 miles on the odometer. A set of Dynomite Diesel Stage 2 Ford 7.3 injectors will add about 100 horsepower to your 7.3, can increase fuel mileage by about 1-2 MPG, and can be used with a stock 7.3 turbo. I'm reasoning the truck was highway driven a lot and want to play up that fact. Right now hes looking at a truck with 417160 miles no rebuild. Ideal idling time for a diesel means 16% of total drive hours. where i dont know where else to stay. 4430 x 60 = 265,800 miles. I hardly ever idle (car in park engine running). I leave the truck idle alot when I'm in and out of different places. w/ 138,000. You can use the total engine hours on your vehicle to estimate how many miles you've traveled since the last meter reset. 60MPH said: I know GM sets the high idle switch at 1200rpm. At cold idle, your TDI burns 10ml [about 2 teaspoons] of fuel per minute, 6.7ml per minute at warm idle. Example: 375 miles driven in a week/18.5 hours = 20.27 average mph for the week. That means you are spending $3.67 an hour or about 4.5 cents per minute to have your truck or equipment running at an idle. The hours to miles calculation is possible only when the speed is considered constant. 1 hour equalls 25 miles. (91451 miles) of actual wear and tear on it. Thank you in advance, Rob. The 6.7L V8 uses a total of 4 EGT sensors, so there are quite a few areas for potential failures. The primary reason for the 6.4L's immense repair costs spawns from the high price tag of its parts. 0.6 gallons per hour) ( n) Number of vehicles at idle. Following the orange line in the graph shows that the Las Vegas taxi accumulated approximately 10,000 miles (16,000 km) before reaching the 700-hour mark. Even when diesel costs as little as $2.50 a gallon, fuel for one 10-hour rest period will cost $20. However, to get the most out of a larger injector you'll want to be pumping a little more air than the stock charger can supply. I checked the DIC on my truck for the hours, 4430 (sometimes those hours can be reset if their is a electrical problem). 20% is "acceptable." In reality, there is no big issue. The only idling I do is when it is below zero. Best bet is to just buy new ones. Ford issued a warranty extension to cover the EGT in the event of failure. Your car's gasoline engine should last roughly 200,000 miles before it requires a major maintenance or you need to purchase a new vehicle. Joe 2008 CCLB LMM 13.39 @ 99.44 W/ 1.76 60' 456 HP 925 TQ 2003 RCLB LB7 "UNDER CONSTRUCTION" The life of my truck Pics of my truck Save Reply setexan The Good Son! Mainly short trips right now only one 200 mile trip on it, my best fuel milage is 14 mpg. One of the main criticisms of using mileage as the primary metric is that by converting idle hours to miles, you will get a radically different rate at which a vehicle needs maintenance. High-Dollar Fuel Injection System. The Cost to Idle calculator computes the total fuel cost of idling an engine based on the fuel consumption rate at idle (R), the cost of fuel (C) and the duration of time at idle (I). I had mine turn down to 1000. As the typical 18-wheeler gets 5.9 mpg, your truck's fuel economy would drop to 4.5 mpg. I keep my truck plugged in at night, and do not idle for long periods. Diesel engines, on the other hand, may run for 1,000,000-1,500,000 miles without having any serious maintenance. At the time, ICTA does not have a policy to directly equate engine hours to miles for service purposes, but did refer to the diesel particulate filter (DPF)-recommended service interval or 3,000 hours or 100,000 miles. When a vehicle idles for hours each day using a PTO, mileage isn't being recorded by the odometer, but one hour of idling is equal to 25 to 30 miles of driving. I remote start it for about 10 minutes almost every morning and let it run when I'm hooking up trailers. Fuel Cost at Idle (FC): The calculator returns the fuel costs at . Whereas the average 4-wheeler drives a total of 13,500 miles a year, that amount is nearly quadrupled for truck drivers. hand calculated average is 13.8 mpg. Class 8 trucks with 12- to 15-liter engines should attain 250,000 miles and could go as long as 400,000 to 500,000 miles. ..but honestly I never cared about that ..that ole 6.2 is not an overpressurized downsized turboed modern engine.I think its fine as long as it runs. 2004 F350 Lariat 4WD CCLB DRW -- 140,000 miles -- New reman engine (in 2018 @ 103,000 miles), ARP Studs, SCTx4 tuner, Edge monitor, Bullet Proof Diesel all the way: EGR cooler, HD remote air-to-oil cooler, Water pump, 7.3 fan clutch, alum radiator (Performance brand, BPD supplied) & upgraded FICM. Using good, clean, low-ash diesel is a key to longevity. Typically, a long-haul truck idles about 1,800 hours per year, using about 1,500 gallons of diesel. But it's only hauling freight for 3,095 hours - less . I forget the exact number, but one hour of idling is the equivalent wear-n-tear as 20 to 30 miles of driving. So my truck has been idling about 28% of the time. I know there is a formula for converting the hours to miles but I can''t remember if it is 50 miles per hour or something else. I requested from my Jeep dealer the specs on the 2014 diesel engine, and indeed the idle speed (warm) is supposedly 650 rpm. Which gives us 222,700. I know when I check the average speed on a car with a trip computer that hasn't been reset in a while, it often shows 20 to 25 mph, i.e. 1988 F-250 7.3 IDI 4wd non turbo c6 auto crew cab. The cost of a reputable, remanufactured replacement pump is between $1,600 to $1,700. In terms of LLY injector problems, GM had sorted out the internal failures with the 2004 ½ redesign, but the LLY Duramax would occasionally exhibit a trouble code for the injectors, but in most cases it turned out to be an issue with the injector harness rubbing through and causing a short or open in the wiring. That 3 hours of idle time doesn't compute for me. 4. Moreover, many truckers agree that the "break-in" on trucks is somewhere around 50,000 . The freight-carrying system of a tractor semitrailer lorry typically differs in between 40 and 53 feet in length; although, some states permit semitrailer lengths of approximately 59 ′ 6 ″. 20k miles and I'm at 470 engine hours w/ 52 idle hours. I'm getting mixed opinions. For example, for a medium-duty truck's engine, one gallon of fuel processed through idling is equivalent to traveling 30 miles. I ask because it says I have 20 engine hours and 3 Idle hours which equates to 15% of the total engine hours. "Both hours and miles are important criteria when determining service timing for a fleet," said Tabel of ICTA. As per Ford's guideline, multiply your engine hour count by 40 to obtain how much actual wear and tear there is on your engine (in kilometers, or multiply by 25 to obtain the figure in miles). #8. Your car's gasoline engine should last roughly 200,000 miles before it requires a major maintenance or you need to purchase a new vehicle. He drives a 99 Dodge Cummins, when he visits here he leaves his idle up a an hour in sub zero with no worries, most I do is ten minutes max up till other day. These modern diesels will idle up automatically in cold weather if the engine cylinder temps are getting too low, or you can manually control idle yourself with the steering wheel controls. Thus you need only let the engine idle long enough to fully circulate the oil—30 seconds is plenty. Letting the vehicle coast in gear uses zero fuel, which is infinite fuel economy. 1. Joined Dec 16, 2008 1,966 Posts * Total number of hours from lines 6 and 8 should equal the number of hours in line 1. Even if diesel is only $2.50 a gallon, a 10-hour rest time will cost $20 in fuel. IMO, turning the engine off at all but the longest lights isn't necessary but I always . Find out the average travel speed for that week. Make sure to convert minutes to hours. It idles. For example: 50/60 = 0.83, i.e., 50 minutes are equivalent to 0.83 miles. I have about 750 miles on my truck now and this is my first personal vehicle that is diesel powered. Opinions? If it gets cold enough the ecm will raise the rpm to as high as 1200 for heating and emission function. Based upon the mileage and engine hours, I'm at 40 miles per hour. It's an approximation, at best. The company suggests that 1 hour of idling is equal to roughly 25 miles of driving, and that a vehicle that idles six hours a day should in fact have its oil changed every 30 days. 3.0 EcoDiesel. In dealing with the council they think in automotive terms like mileage and not hours. 1. Jot down the total engine hours and total mileage at the end of the week. While the miles on the truck are relatively low, the hour meter shows differently. I'm rural with zero stops lights. ( R) Fuel consumption rate at idle (e.g. My GTP had a hour meter and it's strictly a highway car since new. Which Is horrible. I only put about 10,000-11,000 miles a year on the engine but a lot of idle engine hours! Interesting that others calculate low idle hours while others . . Some argue that while a gas engine won't last as long and it isn't ideal for idling so much, when it breaks down or has issues it will be cheaper to fix. The colored lines represent average speeds of a vehicle in four different scenarios. "One hour of engine idle time is equal to approximately 30 miles driven," explains Godding. ? It will hit 10,000 hours about a week before it rolls 500,000. the manuals of the equipment I operate say to rev the rpm up a bit (around 1000rpm) when idling longer than 10 minutes to secure oil pressure. Note: The passenger car results are from a study by Argonne National Laboratory; the delivery truck results are from a study by the National Renewable Energy Laboratory; the tow truck, transit bus, . That comes out to 32.9 miles per hour. Divide the mileage by the hours to determine your average travel speed for the week. Fuel Consumption at Idle for Selected Gasoline and Diesel Vehicles. However, it idles in the winter and summer, especially when my dog is in the truck. Conclusion: after 100 days the engine oil actually has 20,000 miles of wear! Technology & Maintenance Council, American Trucking Associations (TMC/ATA). Accelerator Pedal Position Sensor (APPS) Failure - Cummins 5.9L. Engine hours are 10955. Duramax Fifth Generation: 2011-2016 (LML) Need help with engine hours please! Mileage Is Inadequate to Measure Engine Wear Idling is the main reason to track engine hours instead of mileage. 52 hours of idle just seems like a lot to me. #20. "Both hours and miles are important criteria when determining service timing for a fleet," said Tabel of ICTA. As there are 60 Minutes in one hour, the number of miles covered in one hour is equal to 60. Factoring in the idle hours on those 100 days: 6 hours of idle time per day at an estimated 25 miles per idle hour (from above; one hour of idle time is equal to approximately 25 miles of driving) results in 15,000 simulated miles. The hours and mileage will vary, of course, depending upon your duty cycle. A heavy-duty truck burns around 0.8 gallon of fuel per hour when it is idling. at least that is the rule of thumb we use on ford 6.0's. as long as the oil was changer regulary, u will be fine. What's everyone's idle hours to engine hours looking like? This gives the assumption that the truck did not sit idle for long. This calculates to a ratio of 30:1 (7,500 miles divided by 250 engine hours). With gas prices hovering around $3 per gallon for diesel fuel at the time of this writing, that would equate to about 6.5 gallons of diesel fuel being . The exhaust manifold gets hot, really hot on long trips, especially those over steep mountain passes. Services should occur every 200 hours of engine run time unless the application is considered severe or extreme; includingtowing more than 50% of the time, extreme temperatures, and off-road use (see owner's manual specific vehicle requirements). Stopping at the top of those passes and shutting the engine right . I sleep in it when i go to college parties. PermanentTourist, Oct 3, 2018 #7 + Quote Reply The national average as of today in 2021 is 3.67 per gallon. Fuel Consumption During Idle According to a study by the Alternative Fuel Data Center (AFDC), an idling semi-truck uses approximately .8 gallons of diesel for every hour that it sits idling. Divide your vehicle's total mileage displayed on the odometer by your average mph for the week to determine an estimate of your engine hours. Question is this thing already worn out with that many hours. He said these Diesels go 15000 to 20000 hours with no trouble, either long term idle or working hard. You will have many MANY people tell you idling kills these engines, and they're not completely wrong. You should let your engine idle for a few minutes to warm up before getting underway. Duramax Engine LLY 2004.5 to 2005. Problems occur when people do maintenance based off of mileage alone, and don't take into account idle time. Nov 11, 2021. Short Answer #1: Let your engine cool down. If this vehicle were to Their ultimate life could be in the range of 250,000 miles. A long-haul truck typically idles for 1,800 hours a year, consuming 1,500 gallons of diesel. Argonne National Laboratory (Argonne) estimates that, in the U.S., rest-period truck idling consumes up to 1 billion May 7, 2016 Jason Beck said: Is 30 mph some sort of average or something? With that being said, 105000 divided by 6900 yields an average mph of 15. I will ask my diesel tech about this high idle you speak of. Diesel engines, on the other hand, may run for 1,000,000-1,500,000 miles without having any serious maintenance. Jun 18, 2010. How much fuel does a diesel truck use while idling? GM Diesel Engines. Dec 19, 2011. As to idling, I try not to let it idle so much to keep the DPF (diesel particulate filter) from filling up. The accelerator pedal position, referred to as APPS, is responsible for telling the ECM how depressed the pedal is. Step 1 Determine how many hours have accumulated on your engine. If someone did actually read the owner's manual, it would tell them to complete maintenance on diesel engines, both at 7,500 miles and/or 250 engine hours. Did you know: On average, one hour of idle time is equal to 30 miles of driving. According to the American Trucking Association's Vehicle Maintenance Council, the average diesel truck travels 130,000 miles per year and spends 6,316 hours on the road.

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