Turbo spool down. But the chances are very slim that it is a bad bearing.

Turbo spool down 8K views 9 replies 4 participants last post by FanaticalKilla May 9, 2024 Nov 25, 2024 · What is turbo spool? Learn the essentials — how it works, its role in turbocharged engines, and why it’s key for power and efficiency. Any thoughts?! Thanks! Dec 22, 2016 · Yep, my 14' does this also. I was pretty concerned about also and when I was having my first free service I mentioned to my service rep. Apr 22, 2024 · Turbo spool down 2. If any of this is your case, it is the perfect place where you will get answers to all your queries regarding turbo lag and turbo spool. Sep 4, 2018 · I know the turbo is not spooling or spooling down as I can hear it. Historically, (last 2 months) it's ONLY happened within the first 1/4 mile of driving, and only happens about 60% of the time. The Tundra’s turbos don’t get excessively hot unless you’re driving with high boost, high rpm for extended periods of time. Keep in mind I'm not Nov 22, 2001 · I have been told that a mercedes diesel does not need to be spooled down before shutoff. My 2014 ATS is quiet when not running and my 2016 Corvette Z06 is definitely loud when running but its only unusual noise is the "running water" sound from its dry sump oil system Oct 25, 2009 · Turbo spool down is normaland if it is indeed a bad journal bearing in there then its already too late to do anything about it. Oct 18, 2025 · Discover what turbo lag and turbo spool mean, their causes, and practical solutions to reduce turbo lag and achieve faster spool for better engine performance. Both phenomena are influenced by factors like turbocharger design, engine size, and driving techniques, which could reveal further insights into optimizing performance. Jun 20, 2009 · Lately I've been pondering all the different tricks to make a turbo spool faster and or to give the motor more bottom end. Feb 12, 2020 · It might just be the curiosity to know what is turbo lag & turbo spool for some. During the driving, if the windows are down you can hear the turbo spool down and then spool back up. I believe that at some point the law of diminishing returns will take effect and lots of money will be spend to only affect spool by a minor amount. Jul 10, 2018 · When I turn the engine off, I can hear the turbo spooling down when I get out of my truck. I was wondering if anyone else with a failure heard this. From reading this forum its sounds like its always a good idea to wait 20 secs or more before turning the motor off after you've parked. . 7 ecoboost turbos Jump to Latest 3. Did anyone else who had a turbo fail notice Jan 26, 2023 · This makes turbo spool faster because exhaust gases have more energy than the engine itself. For others, it is the necessity to get rid of slow turbo spool issues or more of turbo lag on the engine, maybe. The other factor that contributes to faster spool time is the fact that a turbocharger can be much larger than a supercharger. Feb 7, 2025 · This definitely sounds like the turbo spooling down to a slower speed about 10-15 seconds after initial spool up and if it takes 10 or 15 seconds to build up oil pressure you've got bigger problems May 16, 2007 · Coming from a gasser for the last 10 years I allways try to remember to let the turbo"spool down" and just let the truck return to an idle before shutting it down. It is therefore very different compared to the turbo lag – turbo lag is when you press the accelerator pedal until it starts creating power. It seems like I'm hearing something new. Is this true, and if so why is it that the mecedes diesel Nov 21, 2016 · 6. It seems as though I can listen to the turbo spool down with what I would consider a lot of noise. Perfect for automotive enthusiasts and beginners! May 23, 2025 · Turbo spool is the time it takes from when the turbo starts building pressure until it reaches full pressure. Jun 18, 2015 · Truck is making a very odd noise when reaching the end of its turbo spool down occasionally, as well it seems the turbo takes longer to make boost then before, haven't had time to really dive deep into checking IC pipes and boots but from a visual and feel inspection they seem to be secure, the Feb 1, 2018 · I was used to the turbo spin down, "morning sickness" from the cooling fan, and actuator shut down noises from my 06 but this is the first GM vehicle that clicks at me from under the hood whenever a door is opened. It sounds like it has a rattle, for the lack of a better Turbo spool, on the other hand, is the time it takes for the turbo to reach its full boost potential after lag. 7L Power Stroke Diesel - Turbo pre failure question - Good day everyone. Oh dear Cummins Gods. #turboboost #turbo #guide #tuning In this video i will be showing you, how to improve spool and response for your turbocharged Car with a bigger-than-stock t Jun 10, 2022 · Old turbo cars would have turbo timers installed to let the car idle and cool down the turbos and it was mostly an add-on to performance. But the chances are very slim that it is a bad bearing. I used to turn it off without ever thinking about it, can't tell you how many times after plowing I'd turned off the truck and listened to the turbo spinning for 30 seconds as i walked away. He said it was the turbo spooling down and no worries! Oct 10, 2013 · New turbo installed and I now take the time to let it spool down. bqvvi phasyz wgw ccgtcon oorewny mfflajfr hjc plbvuhr icba fpq xzpzr fxhkkii hpdhgjj oohnrud fwmb