• Surging idle is a very common problem on this car and there are many long threads about it on various forums. If you are unsure of your vacuum lines then that is where you will want to start. Second most common cause is bubbles in the coolant, so bleed them out.•If you are having problems with overall alternator output or charging at engine idle, maybe a smaller pulley is all you need. The most common pulleys on GM, Ford and Daimlier/Chrysler vehicles are the 6-groove 2-7/16, 2-3/8 and 2-1/4 inch pulleys, by reducing the pulley size to 2" or 1-7/8" your alternator will start producing power sooner and ... •Honda Civic Honda Civic History - Introduction. The Honda Civic first entered the US car market in 1972 as a 1973 model year. Since then, the Civic has built a name for itself for being reliable, affordable, and fuel-efficient. While it started as a subcompact, it has since grown to become a well-respected member of the compact segment.

    98 civic hx cvt transmission problem surges when cold; ... 98 civic lx high idle; 99 Honda Si IDLE PROBLEM PLEASE HELP! Have fun with this one; 2000 civic hx cvt;

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  • 98 Honda Civic EX (automatic) P0505 code - IDLE AIR CONTROL VALVE. 98 Honda Civic EX 1.6L VTEC Automatic. Check Engine Light came on with the code P0505-IDLE AIR Honda Civic Engine Idle Surging Up / Down - Poor Idling P0505 IACV Hot - Cold or Warm Start Honda Civic Engine 1.5L...•My car is a 1996 Civic Hx with the D16y5 vtec-e engine and CVT transmission. A little background... this was the first year that Honda used a Continuously Variable Transmission in the Civic. The automatic HX's came with the CVT tranny instead of a traditional automatic. They are known for shaking when accelerating from a stop.

    Oct 03, 2020 · Why your Car Engine vibrate at idle. There are several known causes of a car that is shaking at idle. The most common thing is actually misfires or any faulty fuel-air mix ratio. However, it could often also be other causes and here are the most common causes! 1. Worn out ignition parts

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  • 91 Honda Civic surging at idle [ 2 Answers ] I have a 91 Honda Civic DX, the engine surges around 500rpm (guessing) at an idle, seems to get worse in hot weather. Car runs great other than that but after reading other post I'm sure I will be replacing my master relay soon! I have had times when the car would not start, I just cycle the key... •Feb 11, 2010 · I have a 2000 Civic Ex. I rebuild the engine (stock)(manual) not too long ago. my engine seems to rev its self from 1000 rpm's to 2000 rpm's repeadedly. up and down and wont stop until i acelerate. i thought it was the map sensor but it made no difference replacing it. Im guessing is the idle control valve but im not sure. Plz let me know if you have fixed a problem like this before.thanks ... •Aug 25, 2016 · P1509 HONDA Description The target idle speed is in the Engine Control Module memory for various engine conditions (coolant temperature, A/C operation and so on).The ECM keeps the actual idle speed at the target idle speed by switching the Idle Air Control Valve IACV) ON/OFF to control the intake airflow.

    That is how I was imagining it to work, but I wanted an explanation from someone else to confirm. The thing is, since it has gotten warm around here every time I start it up it has had a s***ty idle; It acts like it is dropping a cylinder, runs super rich, and fouls plugs rather quickly.

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  • Aug 11, 2008 · I have a 98 Cadillac Seville SLS with 116K miles. 1. Had coolant flushed right after I bought it because of the gauge going a little past 1/2 and making me uncomfortable. 2. Had a problem with the car running hot on the way home from out of town on the interstate. It would start going towards 3/4 on the gauge and I would stop and let it cool off. •Mar 05, 2020 · Like a dirty air filter, an improper carburetor also causes car jerking as it disturbs the fuel-air mixture balance. If you figure out an issue with the carburetor, check the fuel inlet, throttle lever, idle jet or throttle valve. 4. Accumulated Moisture In Distributor Cap. The weather is also one of the major reasons why a car jerks when ...

    93 Civic 4 Door -sold- ... Yes. Here's an article on idle surge here: ... 98 GSX Time Trial build gsxitement replied Nov 28, 2020 at 11:12 PM.

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Honda Civic Engine Idle Surging Up Down Poor Idling P0505 Iacv Hot Cold Or Warm Start. 98 Honda Civic Ex Automatic P0505 Code Idle Air Control Valve.

Dec 15, 2020 · SO I have a 1998 Civic w/ 142K thousand miles and for the life of me I can’t track down this idle issue. I’ve had the car for six months and its had the issue the whole time of my ownership. SYMPTOMS:

May 04, 2010 · Ok so heres the scoop. I swapped in an OBD1 B18B1 into a 98 Civic dx. Basically the engine idles erracticly im trying to figure out what is causing this issue. It starts idling at 1000 rpm then starts dropping progressivly and surges while doing so and then eventually dies.

Sep 27, 2019 · 5. Rough idle. The engine will have a rough idle when the EGR valve is faulty because it will remain in an open or closed position. This implies that too few or too many exhaust gases are entering the chamber, and this is why the engine is idling.

The throttle position sensor in your engine transmits information about the position of your throttle to the electronic control module or ECM. It consists of mechanical parts which may become worn and require replacement.

Смотрите далее. Honda-Acura Surging Idle Speed (case study). ScannerDanner. 7 лет назад. 6 лет назад. Honda civic high/surging idle fix (not IACV). Slightly Mangled.

Honda Civic 1992, Fuel Injection Idle Air Control Valve by Autopart International®. Go with this high-quality product to restore your vehicle’s lost power and bring it back to its optimal condition. Made from the finest materials in...

The idle starts going up (more about 200 rpm) and returns to normal for 2 seconds and starts going up again and so on. When driving, everything seems to be ok. The van has low millage (29,000 KM) and it's still like new.

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I have a 1996 Ford Explorer with a 4.0 engine. I am having issues with having a real rough idle after the motor is warmed. When the engine is cold there are no issues at all. I have had it in to a dealer and other garages who say they can't get the truck get the engine to run rough or simply can't find the problem at all.

A surging idle indicates a vacuum leak on the intake. You could have a leaking vacuum line (did you forget to plug something in?) or your intake gasket may not be sealing. Like Vince pointed out an hour ago, a bad Idle Air Control Valve (IACV) could also cause this.

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1993 Honda Civic Surging Idle. Добавил: Peter Finn the Car Doctor. 98 Honda Civic EX (automatic) P0505 code - ID...

Hello I just recently did a stock motor swap on my 91 Honda Civic, My civic does not have any CEL codes it just surges when I drive and its very very annoying. Although it usually only shows up as idle hunting, if the coolant has a bubble in it the cold idle valve is driven insane.

5. Surging. When the filter has become blocked with the contaminants that it is designed to filter out, it can result in a burning smell. This is a problem that can go from bad to worse very quickly. In extreme cases, it can result in the scary sight of smoke being emitted from the engine.

And now the idle started surging between 1600 and 2000, somewhat intermittently. It'd stabilize around 1600 again, then I'd rev the engine and it'd fall back down and surge again. I decided to drive the car around and see if the coolant just needed to circulate more, and eventually when I pulled over it threw a code and went straight to idling ...

Idle air control valve (IAC) Most OEMs refer to this as an IAC, while other names are used by some such as AIS (Automatic Idle Speed) and ISC (Idle Speed Control). A problem with the IAC should throw a P0505 code. A failed/problematic IAC can cause engine stalling when off-throttle, and/or excessively high engine rpm, particularly at idle.

I have a 98 Civic DX that has a surging idle. The CEL code is P0505. I cleaned the throttle body and IACV several times and bought a used IACV at the junkyard; still didnt work. I bought a new IACV, the problem was fixed for a few days and now...

For one, the FITV(fast idle thermal valve) comes into play when the engine is cold. it will hold the idle until the coolant reached a specific temperature and the plunger inside will start to close. once warmed up, the IACV(idle air control valve) takes over from there. I just re-assembled my own fitv due to idle surge.

Honda Acura Surging Idle Speed Case Study. Honda 1500 Rpm Surge Bucking Hesitation Fixed. Honda Civic High Surging Idle Fix Not Iacv.

BRENTWOOD, Tenn., Nov. 04, 2020 (GLOBE NEWSWIRE) -- CoreCivic, Inc. (NYSE: CXW) (the Company) announced today its financial results for the third quarter of 2020.Financial Highlights – Third ...

hey i gotta question. on my h22 i have a surgine idle, shecked the iacv and cleaned it and its good. still doing it. im gonna check the fast idle valve next. my question is, there are 2 holes inside the throttle body. 1 is for the iacv and the other is for the fast idle valve. when the...

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Jun 26, 2011 · 1991 350SDL. 230,000 miles (new motor @ 150,000). 2013 Fiat 500E. 20,000 miles, 80 miles at a time. 2012 Passat TDI. 95,000 miles. More space, power, and fuel economy ... Your 1994 Honda Civic will overheat when the thermostat is malfunctioning. The overheated engine can experience the idle to surge. The engine should be turned off immediately.

The car then idled correctly for 2-3 days, then slowly reverted to the surging. Once the car is at operating temp, all is fine. After having throttle body cleaned, the cold idle was a bit high and fluctuated until warm. I've reset the computer several times, and each time the idle's fine for a couple...