Hemi 5.7 rough idle, hesitation, and throttle valve check

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  • เผยแพร่เมื่อ 28 พ.ย. 2024

ความคิดเห็น • 120

  • @ManuelGonzalez-jv3ef
    @ManuelGonzalez-jv3ef 8 หลายเดือนก่อน +6


    ****CHECK THE FUEL PUMP***
    I just had this problem. I got the scanner and read the data nothing out of the ordinary. I did the sparkplugs, oil sensor , temp sensor thermostat and coil packs and started running Lucas even a higher grade fuel which minimized the hesitation and occasional no start. My MPGS dropped HARD I was getting 13mpg on a good day and 17 on the highway and hesitation at idle just slightly and would occasionally accelerate on its own. This went on for 2 1/2 years and I thought it was an electrical problem or tipm . For some time I even thought the torque converter was going to be the issue I even purchased it to install.
    The fuel filter and regulator are integrated into the pump. Unfortunately I got stranded in Mexico and couldn’t get it to turn on a week ago. I towed it home replaced the pump and nothing else! My idle hesitations, self accelerations, rich smell from the exhaust , loss of power, and MDS rattle have all gone away. My MPG in the City is back to 20-25mpg. The truck runs like an actual hemi again and have my power on demand.

    • @greasebellygarage
      @greasebellygarage  8 หลายเดือนก่อน

      That was one of the first things I checked. My fuel system was fine. Glad you got yours fixed.

  • @davecarrigan9970
    @davecarrigan9970 8 หลายเดือนก่อน +6

    Sir Grease I had the same symptoms ... fallowed your tip ..runs great thanks man keep it up .

    • @greasebellygarage
      @greasebellygarage  8 หลายเดือนก่อน

      You are very welcome however this is something you might have to do every 1 or 2 years. I think I ended up doing mine three or four times. I'm glad it worked out for you!

  • @jpelonrun6692
    @jpelonrun6692 ปีที่แล้ว +9

    The mass air flow sensor is something I spray with mass air flow cleaner every 3 months. It helps reduce gas mileage.

  • @gusto8585
    @gusto8585 ปีที่แล้ว +9

    Thank you for the Food heating Tip and the Air temp sensor Tip.

    • @greasebellygarage
      @greasebellygarage  ปีที่แล้ว

      You are very welcome! Thanks for watching!

    • @gusto8585
      @gusto8585 ปีที่แล้ว

      @@greasebellygarage I'm getting a bit of a shake when I am stopped ...you think it's the Air temp? And how to tell without buying one? I guess I could buy it try it on and if not return it!!

  • @tonypozzuoli5613
    @tonypozzuoli5613 ปีที่แล้ว +3

    Thanks for the video man. Have the same truck,225,000 miles. Running good. Always looking to figure things out.

    • @greasebellygarage
      @greasebellygarage  ปีที่แล้ว

      You're very welcome my friend thanks for watching my video I really appreciate it.

  • @joshholschuh1847
    @joshholschuh1847 13 วันที่ผ่านมา +1

    I've had great luck with 2 of em so far. Some 200k miles on high mileage trucks

    • @greasebellygarage
      @greasebellygarage  13 วันที่ผ่านมา

      I have since sold the truck in the video and I miss it dearly. the person that bought it for me is still driving it everyday. I believe it has over $300 on it now with the original transmission.

  • @mackman77095
    @mackman77095 5 หลายเดือนก่อน +3

    Great video. I replaced mine today, found out that who ever makes this sensor ran a batch with the thermister in it installed backwards. Apparently, these have to be installed in the right direction. It threw me for a loop when the p0013 code came back. Switched the wires to the sensor connector and it worked. Wondering how many bad sensors are out there or have been returned when a new sensor doesn’t do the trick because of this.

    • @greasebellygarage
      @greasebellygarage  5 หลายเดือนก่อน +1

      I'm glad you figured that out it's certainly disappointing at how low quality the parts are these days.

  • @jamesflenory9108
    @jamesflenory9108 9 หลายเดือนก่อน +2

    I love the intro 👌🏾

  • @larrylazure4288
    @larrylazure4288 ปีที่แล้ว +3

    Microlon is great great product. I use it in all my engines

    • @greasebellygarage
      @greasebellygarage  ปีที่แล้ว

      I'm going to have to look into that I think I've heard of it before. Thanks for the tip and thanks for watching my video.

  • @ferprecia1352
    @ferprecia1352 5 หลายเดือนก่อน +1

    Thank bro ,this tip helped me to fix the problem❤

  • @TrapperDcalliou
    @TrapperDcalliou 9 หลายเดือนก่อน

    I don't know how often you look at these, but I am looking at a 2010 2500 5.7 that bogs down after 50 mph. I know it needs exhaust manifold gaskets, but it's posted saying there is no O2 sensors, and no cats. They're blaming the missing cats for the Bog. Has new fuel pump, but wondering if its worth it. No Hemi Tick

    • @greasebellygarage
      @greasebellygarage  9 หลายเดือนก่อน

      That could certainly be the case I know these engines are pretty sensitive to the back pressure etc. get a price on a new catalytic converter first but I would probably take a chance on it if it were me

  • @larryfogle3697
    @larryfogle3697 8 หลายเดือนก่อน +1

    So what direction should it be facing? It just spins in the rubber intake tube, is it inline or across so the air goes through the center across the blue part?

    • @greasebellygarage
      @greasebellygarage  8 หลายเดือนก่อน +1

      Shouldn't hurt anything to spin. But I would wrap some electrical tape around it and place the sensor with the broad part perpendicular to the air stream. Like a kite in the wind if that makes sense.

  • @Matt_Talley
    @Matt_Talley ปีที่แล้ว +7

    I’m having the same problems you talk about, and I’ve cleaned the throttle body , changed the air intake censor, and changed the air filter and I’m still having the same problems. Any other ideas or things i should look at?

    • @greasebellygarage
      @greasebellygarage  ปีที่แล้ว

      You may need new intake manifold gaskets I had to do that before as well.

    • @HomeGrownPyro1
      @HomeGrownPyro1 ปีที่แล้ว +3

      I’ve been having the same problem and been throwing parts at is ( all new plugs, changed coil pack on cylinder 7 where the scanner says is a misfire, new fuel injector on that cylinder as well. Also put a new air filter in it, added some shudder fix to the trans since its tough to tell if it’s the engine or trans. I put a new camshaft position sensor in it yesterday and that also didn’t help.
      don’t know what else to do but it’s getting worse. I posted a video on my channel a couple days ago showing what it doing but haven’t gotten any new suggestions on where to go with it next.
      Note that it it pretty much idles no problem. Every once in a while I come to a red light and the idle will get a little rough for a second or two but it rarely happens.

    • @tavonrice1935
      @tavonrice1935 11 หลายเดือนก่อน +2

      @@HomeGrownPyro1did you find out mine has misfire on 4 I replaced all you stated still have

    • @greasebellygarage
      @greasebellygarage  11 หลายเดือนก่อน +1

      You may possibly have a failed lifter... Is your engine making any noises??

    • @HomeGrownPyro1
      @HomeGrownPyro1 11 หลายเดือนก่อน +1

      @@tavonrice1935 Unfortunately I have not had chance to look into it much lately…. I also bought a new car about 2 months ago and being that it’s winter here, I’ve put it on the back burner probably u til spring when it warms up.
      My next step however, as someone suggested to me on another video, to take the valve covers off and have someone crank the engine over a couple times and watch the rocker arms and valves for any noticeable difference with any of the them compared to the rest. They said to look for a stuck valve, or one that is not moving as much as the other rockers. Once guy said he was having a similar issue and said when he was removing the valve covers he found a rocker arm just laying there on the bottom because the rocker bolt stripped out

  • @nathanstewart8406
    @nathanstewart8406 2 หลายเดือนก่อน +1

    My 2014 hemi was running decent when i picked it up last week definitely had a misfire on cylinder 2 and i cleaned throttle body and that air flow sensor and also replaced spark plugs and coil packs also has all new fuel injectors and for some reason my truck is still misfiring and wont stay idling at all but i can rev it all day long no problem but once my foot comes off the pedal it dies and it is running super rich im honestly stuck and wondering if you might have any idea what i should do.

    • @greasebellygarage
      @greasebellygarage  2 หลายเดือนก่อน

      you might need a new throttle body. sometimes they go bad and there's no codes at all.

  • @MoparHemi
    @MoparHemi 13 วันที่ผ่านมา +1

    My 5.7 is stalling everytime i give it throttle.... been at a loss for 4 weeks

  • @darrininverarity4297
    @darrininverarity4297 3 หลายเดือนก่อน

    The sensor I guess that’s what I will ask for at the parts store,a sensor.

    • @greasebellygarage
      @greasebellygarage  3 หลายเดือนก่อน

      I mentioned a couple times in the video. it's called an "intake air temperature sensor" or IAT sensor.

  • @julygalloway5246
    @julygalloway5246 ปีที่แล้ว +3

    Did the electronic throttle body light come on and go into limp mode?

    • @greasebellygarage
      @greasebellygarage  ปีที่แล้ว

      No I've never had that light come on but typically that means the throttle body is bad however I've seen bad throttle bodies without that light coming on as well.

    • @proroofersncllc-vb8rl
      @proroofersncllc-vb8rl 11 หลายเดือนก่อน

      Having same issue did you fixe?

    • @alexyoung8983
      @alexyoung8983 6 หลายเดือนก่อน

      I’ve had light come on and off right away the truck just started missing higher rpm I thought it was my gas but not so much now haven’t scanned it yet

    • @rickylee2477
      @rickylee2477 3 หลายเดือนก่อน

      @@alexyoung8983what was the issue? I’m getting similar problems.

  • @thatswhatusdovesdo
    @thatswhatusdovesdo 7 หลายเดือนก่อน +2

    I once found a diaper wipe stuck in my throttle there was no air filter

    • @greasebellygarage
      @greasebellygarage  7 หลายเดือนก่อน +1

      You don't see that everyday! Lol

  • @jessietesch2764
    @jessietesch2764 ปีที่แล้ว +1

    Could you turn your volume up on your camera or however you filming like watching you but I'm better-looking hear you

    • @greasebellygarage
      @greasebellygarage  ปีที่แล้ว

      I can change the volume in editing. Thanks for watching

  • @joshholschuh1847
    @joshholschuh1847 13 วันที่ผ่านมา +1

    Mopar needs good fluids. Need to know #1

    • @greasebellygarage
      @greasebellygarage  13 วันที่ผ่านมา

      That's true but believe it or not I stopped using synthetic oil in hemis. I have much better luck with Dino oil.

  • @rtoo745
    @rtoo745 9 หลายเดือนก่อน +1

    I have a 08 ram hemi. Has what i call a fluttering at road speed(35 to 60). Changed plugs, cleaned out throttle body to best i could. Changed valve below alternator ( name slips me). Sorry. Took for spin and still has the flutter. Unless i accelerate cant really notice then. And when parked i can fell just a slight flutter. Any ideas before I start throwing a fit. Thanks much

    • @greasebellygarage
      @greasebellygarage  9 หลายเดือนก่อน

      Oxygen sensors can do that without a check engine light. It's a pretty common problem and not very expensive. It could be several other things but I would start there.

    • @rtoo745
      @rtoo745 9 หลายเดือนก่อน

      EGR valve lol

    • @rtoo745
      @rtoo745 9 หลายเดือนก่อน

      Would the MAF cause this without check engine light. No codes are being shown

    • @greasebellygarage
      @greasebellygarage  9 หลายเดือนก่อน

      @@rtoo745 possibly but it can be cleaned. I would still just replace the O2 sensors anyway.

    • @greasebellygarage
      @greasebellygarage  9 หลายเดือนก่อน

      You know that's a possibility too I forgot about that one and it's a cheap repair

  • @William76850
    @William76850 ปีที่แล้ว +1

    Mine has it where it accelerates when braked randomly. & sometimes it has a choking when trying to turn on (SOMETIMES) It’s soo strange. I don’t know if it’s my fuel injectors that need to be changed or throttle. Also it still has the hemi tic even after lifters head gaskets have been changed. BTW NO CHECK ENGINE LIGHT appears! Man these rams… love em but ahhh really troublesome

    • @greasebellygarage
      @greasebellygarage  ปีที่แล้ว +1

      Make sure your throttle body or air valve is clean and replace that temperature sensor like I did in the video and also make sure your battery terminals are good and tight. Sometimes they are faulty and they work themselves loose and they cause weird things to happen.

    • @William76850
      @William76850 ปีที่แล้ว

      @@greasebellygarage I cleaned out my throttle body was really dirty & fuel injectors it’s been turning on now without wanting to choke! But it still accelerates when fully break or when I’m driving & im braking to go to go to a complete stop. I’ll be looking at my sensor. I didn’t check that. I’ll take a look tomorrow after work and get that changed! Btw mine also has that strange little knocking at times hopefully that goes away. Did yours go away?

    • @greasebellygarage
      @greasebellygarage  ปีที่แล้ว

      @@William76850 acceleration during braking is a very strange problem. If you have floor mats, take them out and see if it does it. The only time my truck ever accelerated while breaking was when the all weather format got jammed on the gas pedal at a funny angle. The knocking noise on my truck never went away but it did get better with different brands of gas or if I put 93 in it it wouldn't knock at all. 7-Eleven gas made it knock like crazy for whatever reason. Check your floor mats and check your sensor and see what happens.

    • @teardarkness
      @teardarkness 6 หลายเดือนก่อน

      Ever figure this out? Mine feel like it wants to move while stopped. I think it could be my trans

  • @alejolar90
    @alejolar90 ปีที่แล้ว

    I hope this helps. Truck has been running funny for about a month now, at first i thought it was just an exhaust leak, then j started losing some pressure while accelerating at highway speed. Just now i went to get something to eat and when I backed into a parking spot it started misfiring like crazy. Came back to work and after i put it in Park i decided to let it rip and the engine shut off. Wtf???

    • @greasebellygarage
      @greasebellygarage  ปีที่แล้ว +1

      You may have lifter failure....

    • @greasebellygarage
      @greasebellygarage  ปีที่แล้ว

      Check this out from one of my shorts.....
      th-cam.com/users/shortsODmQI4Oc-dY?si=0e6kpDJAYk1ApaEo

    • @alejolar90
      @alejolar90 ปีที่แล้ว

      Man I hope I don't. Truck only has 165,000 miles

  • @talusuu2606
    @talusuu2606 22 วันที่ผ่านมา

    love the video 😂

  • @cougrr68
    @cougrr68 5 หลายเดือนก่อน

    What is the name of the sensor you replaced prior to the throttle body

    • @greasebellygarage
      @greasebellygarage  5 หลายเดือนก่อน

      It's an intake air temperature sensor

  • @MichaelStone-v6v
    @MichaelStone-v6v 6 หลายเดือนก่อน

    I have a 2012 charger rt ive replaced the fuel pump system o2 sensors and the car hesitates then fires up . And before all that ive replaced the intake air temperature sensor before all the other stuff so youre telling me if i change the air temperature sensor it will crank up without hesitation

    • @greasebellygarage
      @greasebellygarage  6 หลายเดือนก่อน

      I can't guarantee it but it certainly won't hurt and it's a pretty cheap part. Sometimes the hesitation can be defective fuel pumps or the check valve does not operate correctly. I actually went through that on my truck and had to replace a fuel pump 3 weeks after I put in a brand new one.

    • @MichaelStone-v6v
      @MichaelStone-v6v 6 หลายเดือนก่อน

      I had the fuel pumps put in the car a week ago from the dodge dealership for $1500 dollars so I know that's not bad what type of throttle body I need

  • @carlossanchez7096
    @carlossanchez7096 ปีที่แล้ว +1

    I’m having a problem on my hemi 2019 only 9,000 miles sat for 2 years because of a side passenger accident, when I get to 40 Mph and I accelerate the idle is sluggish and it shakes a little when parked but beside that it’s not knocking. please help me!!!!

    • @greasebellygarage
      @greasebellygarage  ปีที่แล้ว

      Check the basics first, coil packs, speak plugs, bad gas and possibly a bad fuel pump. Cars don't like to sit. Also make sure there's no damage you can't see like O2 sensor harnesses etc.

    • @carlossanchez7096
      @carlossanchez7096 ปีที่แล้ว

      Thank you I will keep you update

    • @carlossanchez7096
      @carlossanchez7096 ปีที่แล้ว

      Update my symptoms are now worst. It’s a rough idle and weird whistle noise at idle and accelerating so I’m convinced it’s the throttle body.

    • @carlossanchez7096
      @carlossanchez7096 ปีที่แล้ว +1

      Update guys***** I had a bad rear drive shaft. The trick is running like a beast it has only 9800 miles now wish me luck

    • @greasebellygarage
      @greasebellygarage  ปีที่แล้ว

      @@carlossanchez7096 I would have not guessed that. Glad it's fixed!

  • @jimmywarden6320
    @jimmywarden6320 10 หลายเดือนก่อน

    How did you yake the IAT sensor out and what iss thebpart numbet

    • @greasebellygarage
      @greasebellygarage  10 หลายเดือนก่อน

      It just pulls out of the air intake tube. I do not have a part number for it

    • @jimmywarden6320
      @jimmywarden6320 10 หลายเดือนก่อน

      @@greasebellygarage any special tool used. Reason why I ask my ram is hesitant on the gas and my per average on mileage has went down from 16is to 13 and 14 and goes down when im.om thr gas. Today I'm gonna change the air filter and see what that does and then maybe come the weekend tackle that sensor

    • @greasebellygarage
      @greasebellygarage  10 หลายเดือนก่อน

      @jimmywarden6320 there are no special tools for that sensor. It takes about 3 minutes to replace it. You should also check your throttle body and make sure that it's clean as well.

    • @jimmywarden6320
      @jimmywarden6320 10 หลายเดือนก่อน

      @@greasebellygarage well do sir thank you for the help

    • @greasebellygarage
      @greasebellygarage  10 หลายเดือนก่อน

      @jimmywarden6320 You were very welcome and thanks for watching. I really appreciate it. And by the way, have none of those things work. You might want to replace your oxygen sensors. There are four of them total. Sometimes they are out of spec and will not trip the check engine light. It's not unusual. I have to replace those at regular intervals. Good luck with it!

  • @royalknight4742
    @royalknight4742 ปีที่แล้ว +1

    What’s the sensor called?

    • @greasebellygarage
      @greasebellygarage  ปีที่แล้ว +1

      Intake air temperature sensor.

    • @berardoferrari
      @berardoferrari 11 หลายเดือนก่อน

      @@greasebellygarageis that the same as a mass air flow sensor???

    • @greasebellygarage
      @greasebellygarage  11 หลายเดือนก่อน

      @@berardoferrari no

  • @Scorpio-tn4vy
    @Scorpio-tn4vy ปีที่แล้ว +1

    Stick it to the bottom of the hood.

  • @swampdweller1566
    @swampdweller1566 2 หลายเดือนก่อน

    Iv got a 2012 ram hemi. Iv got a low idle when in drive. But it only happens when the ac compressor is off. Itll idle around 500 rpm. Then today the etc light flahed on then off again while driving. Could that senseor have anything to do with it?

    • @greasebellygarage
      @greasebellygarage  2 หลายเดือนก่อน

      possibly... I would start by cleaning the throttle body.

  • @mervinalford7274
    @mervinalford7274 ปีที่แล้ว

    Jeez, you never said what sensor it was.. most trucks have more than one sensor.

    • @greasebellygarage
      @greasebellygarage  ปีที่แล้ว

      I thought I did. It's called an intake air temperature sensor.

  • @pamelaherman7863
    @pamelaherman7863 ปีที่แล้ว

    Would this work for a 2008 Chrysler Aspen 5.7?

    • @greasebellygarage
      @greasebellygarage  ปีที่แล้ว +1

      Yes there may be some slight differences with your engine compared to mine but it should work.

    • @pamelaherman7863
      @pamelaherman7863 ปีที่แล้ว

      @@greasebellygarage ok thank you....I ran a code reader on it lastnight and the codes were PO750 and PO118. It's hard for me to find parts here in north Dakota for my Aspen because they quit making and selling them long time ago.

    • @greasebellygarage
      @greasebellygarage  ปีที่แล้ว +1

      Do the engine coolant sensor first. That's probably your main problem.

    • @pamelaherman7863
      @pamelaherman7863 ปีที่แล้ว

      @@greasebellygarage ok I will try that, hopefully that fixes everything, but when I go to reverse, its shifts hard, like a good jerk, any ideas on what that might be?

    • @greasebellygarage
      @greasebellygarage  ปีที่แล้ว

      I would try the coolant temperature sensor first and see if that helps you could also disconnect the battery for about an hour. Make sure your battery connections are clean and tight.

  • @slickrick2704
    @slickrick2704 5 หลายเดือนก่อน

    lol