Cummins blue smoke while coasting
WebAug 21, 2015 · When I get the hesitation after coasting it is the vgt commanded to say 70 but the vgt jumps to 95. This ONLY happens after a long coast say going down a grade and then hitting the accelerator. Very intermittent. No correlation with Jake brake being on or off. Engine has 50,000 miles on it. I called Cummins tech support. They were out of ideas. WebSep 30, 2014 · 19. Location. Mexico. Sep 30, 2014. #10. Originally Posted By: Quest. blue smoke when accelerating hard after coasting indicates high vacuum (on non-turbo gasoline engines), which typically sucks the oil through valve guides and valve-stem seals. Bottomline: have you check the valve guides for wear and clearances and also replace …
Cummins blue smoke while coasting
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WebMar 15, 2024 · Blue smoke from the exhaust means that the engine oil is mixing with gasoline in the combustion cycle. It can also be caused by oil dripping onto hot engine … WebDec 23, 2008 · THE ENGINE: 12v Cummins, the free stuff, 215 Injectors, GSK, boost turned up, 4" strait pipe, BHAF, Turbo Silencer MIA ... Blue smoke on cold idle is most often carbon behind the rings, one of the things that can be helped with additive. Do not over medicate because the cam can be wiped out. Carbon behind the rings is one of the ills …
WebSep 11, 2024 · Home » Cummins blue smoke issues. Cummins Marine Diesel Repower Specialists › Forums › Cummins Marine Engines › Cummins blue smoke issues. Web6. Excessive idle time can cause white smoke when cold due to carbon build up on injector tips. More than 20% idle time is excessive. 7. Low compression in one or more cylinders. Dilution 1. Upper injector o-ring 2. Cracked injector, remove valve cover and inspect for leaks while the engine is running.
WebJun 20, 2013 · Any way you look at it, a diesel truck emitting black smoke is not going to be getting the optimal fuel mileage it should be getting. Most common causes of black smoke are faulty injectors, a faulty injector pump, a bad air filter (causing not enough oxygen to be supplied), a bad EGR valve (causing the valves to clog) or even a bad turbocharger. WebAug 8, 2011 · Remove the vacuum hose from the regulator, and if gas leaks out of this connection, that’s what causing the smoke at start up and the smoke after driving down hill. You have a V-8 so you can use thicker oil in the Summer. Straight 30wt is thicker oil and it may stop some of the problem.
WebJan 24, 2024 · White smoke is caused by either unburned fuel or coolant. On the common rail Cummins, white smoke is more characteristic of an injector problem.If the exhaus...
WebAbout Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features Press Copyright Contact us Creators ... cunyfirst it supportWebApr 22, 2010 · It's almost certainly a dying turbocharger. The smoke while coasting down hill is due to no boost on the intake side of the turbo, and elevated engine speed. The … cunyfirst job openingsWebThe possible sources of blue smoke are: Worn valves or guide seals; Failure to change your oil or oil filter regularly enough; Damage or wear to pistons; Turbocharger issues The solution. You need a three-step … easy beef and noodle soupWebHere are seven reasons you might be seeing smoke coming from your exhaust, and what to do about it. 1. You Are Experiencing Condensation. Let’s start with the best-case scenario. You start your car on a cold morning and wispy white smoke from the exhaust pipe puts a scare in you. easy beef a roni recipeWebApr 2, 2011 · 2002 dodge ram quad cab1500 5.9l _during start ups lots of excessive white smoke as car warms and drives for ten or more minutes ,smoke goes away ...has 130000 but had a valve job at 102000 by dodge d … read more easy beef and shellsWeb2 days ago · Technical. Engine. 10-23 6.7L Common Rail. Intermittent humming noise while coasting. IGOTACUMMINS is an online community for all Cummins Turbo Diesel enthusiasts. You'll find an informative tech area, a place for Member’s Journals, Vendors with Special Members Pricing, Plus More! If this is your first visit, click the FAQ regarding … cunyfirst jjayWebMar 11, 2011 · Check the CDR system, and to check the turbo, remove the CDR tube, and upper intake manifold. The start the engine drop in in drive and hammer the throttle to spool up the turbo. Let it idle 5 min and the spool it again. Any oil the turbo is leaking in the intake side will be blown out for you to see as it paints everything. easy beefaroni casserole