What kind of car has trouble holding idle until warm?

SOLVED: From Cold Start, car has trouble holding idle until warm. Why? – 1997-2001 Toyota Camry – iFixit The XV20 series of the Toyota Camry is Toyota’s 6th generation of the Camry sedan. From Cold Start, car has trouble holding idle until warm. Why?

Why does my car quit running after 20 seconds?

Before applying oldturkey’s good suggestions, remove the gas cap and see if engine runs better/longer. If it does this signifies a plugged gas cap vent and is quite common. Dirt and dust can accumulate and eventually plug the vent hole in cap which will restrict fuel flow and can cause engine to quit. Good luck.

What to do if your lawn mower Wont Stop Running?

Then throw that Lacquer thinner away, clean the container and take the hi speed jet screw out of the fuel bowl. If you are careful and gently pull things apart, hopefully you can save the rubber gasket between the bowl and carb. If it sticks, wd40 it with spray and keep working it off.

What are the symptoms of a car not staying running?

Some of the symptoms are: car dies right away, car cut off after starting, car won’t stay running in the cold, and car won’t stay running. Below is 5 ways to fix the problem. Number one. Idle air control. The idle air control is responsible for maintaining idle.

Why does my Dodge Ram run till warmed up?

When starting truck cold, it runs perfect. After truck warms up starts to idle bad, and also starts making a loud suction noise like a vacuum leak. There’s no vacuum leak ,the noise comes from the throttle body. If I turn off the truck and turn back on , it starts up fine till 5 min. later when it starts all over again.

Why does my lawn mower not start when it’s Hot?

Until it cooled off, it won’t start no matter what you do. Lots of reasons may have contributed to this problem but the main culprit is most likely the failing coil. It’s so frustrating when you checked the oil level, air filter, and so on but the lawn mower won’t start when hot. If you have a Briggs engine, you will face it a lot of times.

What causes idle surges on a car ECM?

Idle surging can be caused due to other issues in the car, but if it happens in conjunction with other throttle position sensor symptoms, the culprit is often the TPS. At idle, the ECM will not get the correct information and the throttle will variate randomly causing idle surges.

What causes the Check Engine light to turn off at idle?

At idle, the ECM will not get the correct information and the throttle will variate randomly causing idle surges. The check engine light will randomly turn on and off even if the car is running smoothly without any jerks and stalling.

Can a bad throttle position sensor cause idle surging?

What happens to the idle air control valve?

When the battery is disconnected the computer loses it’s adaptation for the idle air bypass and the idle air control valve resets to it’s default position.

How long does a warm engine idle for?

With a steady throttle, it fluctuated between 3 and 3.5 for a couple mins, then bogged out and stalled. Next time I started it, it went to 2k intially then started hunting between 1k and 1500, with about a two sec interval. After a couple mins, fluctuated around 750, but not steady.

What should I do if my car Idles rough?

Proper repair is straight forward: Pull the intake hose off and thoroughly clean the throttle body so that there are no dark deposits at all, it should show nothing but smooth silver. In severe cases the idle valve will need to be cleaned too, this is not typical though.

Why does my car idle at 1500 rpm?

If your car always idles at 1200-1500 rpm whether the engine is warm or cold it points to a problem with tuning or a faulty component. Modern vehicles are equipped with an ECU which acts as the brains of the car. Among other things, the ECU will control the air/fuel mixture and ignition timing at start up.

What to do when your car Idles but dies?

Once it was the idle air control, the second time it was a bad wire leading to it. Check the fuel pressure at the rail (if it has a rail…) First check to make sure there are no big holes in the air tube between the mass airflow sensor and the throttle. The holes are usually on the bottom side of the tube where you cannot easily see them.

Why does my Toyota Camry have trouble holding idle?

The XV20 series of the Toyota Camry is Toyota’s 6th generation of the Camry sedan. From Cold Start, car has trouble holding idle until warm. Why? After sitting overnight or a few days my 1999 Camry le 4 cylinder Automatic has trouble holding an idle.

When does a car have a rough idle?

November 27, 2017. It’s easy to tell when your car has a rough idle: When you start the engine, it won’t run at a steady rate. It may almost stall, or it may run at varying RPMs without your putting your foot on the gas, or it may do both.

Why does my Car start but not idle?

I would rec to check fuel pressure. Fuel injected cars are very fuel pressure sensitive. Fuel pressure is very important and must be within specifications! But if the pressure is low, it does not mean the pump is bad. A plugged fuel filter, a pinched line, and low voltage at the pump can contribute to low fuel pressure.

How can I tell if my car is idling?

When you start your engine, and just let it run without pressing on the accelerator or putting it into gear, that’s idling. A properly idling engine should be able to maintain a steady but low rate of revolutions, somewhere in the vicinity of 1,000 RPM. Your tachometer needle should be steady and not jumping around.

What should the RPM be on an idling car?

How to fix a Mazda that stalls at stop?

Remove the air hose from the throttle body. Disconnect the throttle body connector. Remove the throttle body from the intake manifold, with the water hose connected. Clean the throttle body on the air hose side using a soft, clean shop cloth, sprayed with engine cleaner (Mazda recommends their P/N 000-77-A86).

What happens when a car starts and then dies?

You’ll hear the engine turning and everything will seem fine. However, there may come a point in time when your car will start but then die almost immediately afterward. This will aggravate you a lot because it will seem like your car should be working since you got it to start first.

What causes a car to stall on a cold start?

It also manages the idle under changing engine loads, like when you kick on the air conditioning, turn on the headlights, or turn up the radio. When the idle air control valve malfunctions, you may experience a rough idle or the vehicle may stall entirely. This is especially true on cold starts.

What kind of car does not start after warm?

Pontiac Grand Prix Questions – Car will sometimes not start after warm. – CarGurus Car will sometimes not start after warm. When i start my car, for the first time during the day- I have no problem. When I go somewhere and shut it off, sometimes it won’t resatrt.

When to restart a car with a temp problem?

If you pay close attention you will notice that when you make a short stop say 5 minutes that is when you have restart problems . As long as you hold idle for a few minutes with gas pedal everythings OK. I am almost certain a temp part is the problem. If my car sits 30 minutes or more never a problem. Any one witn addl thoughts. Please jump in.

Is there a problem with rough idle when warm up?

So, once there’re visible signs of rough idling, trouableshoot the problem without causing any further delay. As reported by Car From Japan experts, most Makes getting this engine rough idle after warm up are: Though the problem is not common but drivers of the Makes had their car serviced at garages for Rough Idle When Warm.

How can I tell if my idle control motor is working?

Look for a difference in idle speed. Allow the engine to run for a minute so it settles to a consistent idle, then take note of any difference in the idle RPMs versus the idle you observed earlier. If the idle has not changed at all, it’s likely because your idle control motor has not been functioning.

Can a bad idle control valve cause stalling?

This is controlled by the engine’s computer. Sometimes parts go bad, which results in your car idling strangely or stalling. Check to see if your idle control valve is functioning properly before attempting to replace it. Look for a high engine idle. A common symptom of a faulty idle control valve can be a high idle.

Why does my car idle when it is warm?

When the cars idle gets rough, it hard to comprehend the related causes. It is because rough idle when warm can either be caused by one faulty component or through series of problems. Hence, after knowing the ways to troubleshoot rough idle when warm problem, anyone can now keep a check on their vehicle’s status.

What causes engine to run rough after warm up?

Most likely, the causes of rough engine idle crops from the basic functional components like direct fuel injectors, PCV valve, EGR valve, Oxygen sensors, vacuum leaks, air filter, and spark plugs or wire. Now, let’s fix the issue when engine runs rough after warm up in sequence and later troubleshoot the actual cause of it. 1.

How to troubleshoot an automotive engine high idle?

The troubleshooting procedure for high and low idle conditions are similar, which are included in the following: Step 1 – If the check engine or service engine light soon has illuminated retrieving the diagnostic trouble codes could lead you in the right direction of what the problem is, or is related too.

Why does my motorcycle engine stall when warm?

And the problem is often worse on a hot day. The dreaded stalling issue when the engine is warm is the most common idle problem and it is mostly related to the very lean air/fuel ratio on the modern fuel injected motorcycle engine. Why does my motorcycle stall at idle when the engine is warmed up and at operating temperature ? – Low compression.

How do you fix an idle air valve?

The quick, temporary, fix is to take off the air filter and hoses attached to the throttle body and spray some carburetor cleaner into the idle air control valve. I found a video on youtube which walked me through it, but it’s honestly a really quick and easy fix.

What to do when your Honda engine won’t start?

Let the engine run for about 20 minutes with the hood closed. Remove the wire from the throttle linkage and turn the engine off. Let the engine sit for five to ten minutes, then try to restart the engine several times. If the engine doesn’t start, turn the key on.

When to start a hot engine in a Honda?

Honda automobiles are notorious for having troubles with restarting after a fully hot engine has been sitting for five or ten minutes—such as when you’ve just pulled into a gas station fill-up or when you’ve run into a grocery store to pick up a few items.

What happens when the Check Engine light goes out in a Honda?

If the engine doesn’t start, turn the key on. The check engine light will come on for two seconds and go out. You should hear the fuel pump run during the two seconds. When the light goes out, you should hear the main relay click.

What’s the idle time on a 1996 F-150?

Playing some seeming “new” problem. When I tap the gas, 8 seconds, then eases down to normal idle of 700-800. Dang, I don’t remember it doing that.

What causes a rough idle when the engine is cold?

The cold-start injector is in charge of smoothing out a rough idle when the engine is operating at a temperature that is below optimal levels. One the engine reaches the right temperature, the cold-start injector turns off. If the injector is dirty or you are dealing with a bad fuel injector, it will not give the extra fuel needed.

What does the cold start injector do on a car?

What should the Cold idle be on a V-twin?

Start the bike and adjust the cold idle so it is between 1200 and 1300 rpms. You must do this fairly quickly because as soon as the engine begins to warm, it won’t work accurately. This is an old garage mechanic’s method, and gives kind of a ball park result, but it can work.

What should the Cold idle be on a bike?

Start the bike and adjust the cold idle so it is between 1200 and 1300 rpms. You must do this fairly quickly because as soon as the engine begins to warm, it won’t work accurately.

How to adjust Cold idle with fuel injection?

Adjust the cold idle to about 1500 rpm’s. Turn the bike off; put it back together; and pull the ecm and fuel pump fuses for a few minutes (under the right side cover). You’re done. (after you replace the fuses) I had the same problem with my ’01 (MM efi) Road King Classic.

What causes rough idle on a cold start?

I have been experiencing random rough idle on cold start. It generally happens in the morning or when the truck has sat for a few hours. It starts just fine, but shakes and idles rough untill I press on the accelerator, then seems to run/idle just fine. I have repalceded fuel filter, plugs and cleaned the MAF and IAC at regulare service intervals.

What does it mean when your car is running at rough idle?

However, it is easy to recognize the problem, as during rough idling either the engine would run at an irregular rate or it may have varying RPMs without your foot on the gas pedal. So, once there’re visible signs of rough idling, trouableshoot the problem without causing any further delay. Beware If Your Car May Encounter This Problem.

What does low idle mean on a Nissan?

1. Stuttering/low idle/near stall/stall when stopped in gear 2. Upon warm restart, engine idle would drop below 500 rpm and almost stall, 3. When cold, at light throttle input, a stumble/stutter around 1,700 rpm that almost felt like a transmission slip. 4. When cold and in 5th gear but low speed of around 40 mph, the car actually bucked.

Can a cold start cause a truck to die?

So this has now happened a few times (like 3), and only this winter on cold starts (around 0c/32f). So it’s not even that cold. Truck will start strong and quickly on the first try, idle fine for a few seconds, then bog down and die like it’s running out of fuel.

What causes a car to stall while idling?

A common problem with air passages in the throttle, and the IAC valve itself, is carbon, dirt or fuel varnish buildup. If air can’t go through the air ports when needed, the engine may stall when you reach a stop or while the engine is idling. Locate the IAC around the throttle body. Unplug the IAC solenoid electrical connector.

What to do if your car dies while idling?

Engage the parking brake, start the engine, and let it idle. Pop the hood open. Wiggle the battery cables, including the small wire that connects to the car’s body, if your vehicle has one. If the engine shuts off and the headlights stop working while you do this, you are dealing with a loose, corroded or frayed cable or wire.

What to do when your car stalls at idle?

Use a good safe cleaner and wipe the throttle body all inside as much as you can and open the throttle and clean as deep as you can and then while running a bit faster than idle spray cleaner into the other holes you may see where air will bypass the throttle plate. I believe this will cure your problem of stalling at idle.

What kind of car stalls after engine heats up?

The Chevrolet Cavalier is a compact automobile produced from 1982 to 2005 by General Motors. car starts and runs fine until engine heats up to operating tempature, then it stalls, it will restart but keeps stalling until engine cools down. What can cause this? Answered!

What happens when engine heats up to operating temp?

As the engine heats up the ring-cylinder mate becomes looser so that the engine will run smoother and easier…but if there is too much wear the combustion gases will begin to blow by the ring-cylinder surfaces and will cause each stroke to lose power.

What causes a car to stall in the morning?

Starts well in the morning but once it gets warm it jerks and slows until itn stops and stalls if you briefly switch off the engine for 3 seconds and restart it it starts well and moves for 3 to 5km and stalls again. It will do so all the way till you get home.

Why does my car not accelerate when I press the gas?

If an air filter is clogged, then the engine won’t get the right air-fuel mixture resulting in slow acceleration. Replace the air filter as soon as possible. #6 – Timing Belt This component is as it sounds. The timing beltis something like a VIP in the list key of components of an engine.

What to do if your car won’t idle?

The Fix: Set idle speed to specs. There may be some type of ignition problem. The Fix: Check and replace distributor cap, rotor, ignition wires, and spark plugs. There may be a fault in the computerized engine control system. The Fix: Bring your car to your mechanic or dealership to check the engine control system with a scan tool.

Is there idle air control on my car?

YES, TANK WAS EMPTIED & FRESH GAS PUT IN. WHEN THE NEW TANK PUMP WAS INSTALLED W/ NEW PUMP STRAINER & FILTER. 1 people found this helpful. Check the idle air control. Looks similar to a C battery and its black on the throttle body.

Why does my car run rough idle when it’s cold?

In addition to the vibrations, you might also notice strange sounds when the car is running rough idle when cold. Along with the strange sounds coming from your engine and under your hood, there might be an inconsistent engine RPM while you are driving and accelerating.

What causes a car to idle at a higher RPM?

However, over time, these hoses can succumb to wear and tear and become damaged over time or develop a leak. If too much air gets mixed in with the fuel, then this can cause the engine to misfire, resulting in a rough idle when cold, usually at a higher RPM.

Why does my Car start cold in the winter?

Some models of car, depending on the make, model, and year, come equipped with a cold start fuel injector. The main purpose of this fuel injector in your car is to add the right amount of fuel to the engine during the cold engine starting in winter weather.

Why does my car have a rough idle when cold?

One of the most common causes of rough idle on a cold engine is a faulty ECT sensor. This sensor signals the car’s computer when the engine’s coolant is cold or hot, so the computer delivers more or less fuel to the engine. A cold engine requires more fuel than a warmed engine.

What causes a car to stall at idle?

Once the engine is warmed up to near the half mark on the temp gauge in the dash the car will stall or try to stall if idling for one minute to five minutes. The rpm’s will drop to 500-800, engine will shake, and either stall out or surge up to 1300 rpm’s before going back down to 1000.

Why does the AC blow warm at idle?

Since the AC compressor is driven by the engine, it doesn’t pump as much refrigerant when you’re at a stop or driving slowly. If the system is low on refrigerant, it will show up as AC blows warm at idle and blows colder when the engine is running at higher RPMs. Get your system refrigerant level checked.

What makes a car stall when the engine is warmed up?

The rpm’s will drop to 500-800, engine will shake, and either stall out or surge up to 1300 rpm’s before going back down to 1000. When the rpm’s are low if I press the gas nothing happens or the car stalls out immediately. This only happens once it is warmed up.

What’s the idle speed on a new car?

Couple of notes: Initially, it ran fine till it warmed up, at about 1200 rpm , then back to the terribly rough idle…. feels like it’s missing, too. On several cylinders. Would cycle between 500-800 rpm, kinda hunting and gagging around, at about a 1.5 sec interval. Let it idle for about 15 mins straight, not touching anything.

Why does my GMC Truck die at idle when warm?

So I wasn’t suspicious of fuel pressure, then later checked it and I have a steady 10psi from the moment I turn the key until a few seconds after it dies so the fuel pump is good. It runs strong and is fine until I idle. This happens only when the engine is warm and last time I checked it never went into closed loop.

What causes a car to have a rough idle when warm?

A vacuum leak is really air entering the engine that hasn’t been noticed by the computer, so the computer commands the proper air/fuel mixture but the leak causes that mixture to become too lean. You wind up with a lean misfire that causes a rough idle when warm.

What causes a hard start when the engine is warm?

Leaking fuel injectors cause fuel to leak into the combustion chamber. That often doesn’t cause problems on a cold start because most of that fuel has evaporated between the last shut down and the cold start. But leaking fuel can cause an extended crank and hard start when hot and then a rough idle for a while when the engine is warm.

Is the Nissan 300ZX service manual from 1990?

Page numbers referred to in the Nissan 300ZX Service Manual are taken from the 1990 edition in English. Page numbers may vary according to the edtion. If you have any comments on this article, you are welcome to send them to me at [email protected]

What causes engine hesitation and stumble problems on the 90 +?

Then it developed an intermittent hesitation problem- you would be cruising at 60mph, on a 400 mile trip, ease off the gas pedal, and suddenly for 1/4 second, it was as though someone had switched off the engine and then turned it back on again. The car would then run faultlessly for the rest of the trip.

What to do when your car is at high idle?

While observing the valve with a flashlight, turn the key to the “ON” position, (DO NOT START ENGINE.) the valve should move slightly. Step 3 – Engine vacuum is a sealed system and must hold a specific amount to maintain proper idle conditions, inspect the engine vacuum hoses and intake gaskets.

How can I check the idle air control?

To perform a rough check of the idle air control, remove the valve while reconnecting the wiring harness. While observing the valve with a flashlight, turn the key to the “ON” position, (DO NOT START ENGINE.) the valve should move slightly.

Can a Ford Expedition idle in cold weather?

This has been happening for years, only when below 28 degrees and only on idle at a stop light. Engine RPM’s drop then rev back up until I accelerate. Once weather warms up it stopped. This winter, which was really brutal for Salt Lake, it started before the cold season and finally got a “check engine light’.

How long does a rough idle last in cold weather?

Rough idle in cooler weather below 50 degrees. Runs fine while driving at speed, but rough idles or stalls when stopped. The rough idle clears up after 15-20 minutes or so when the air temp is above 45, but it lasts longer when temps are below 45.

Do you notice your car has a rough idle when cold?

If your car has a rough idle when cold, check common sources of trouble. Photo courtesy of Ammar shaker on Wikimedia. Have you noticed your car has a rough idle when cold? You can start your diagnostic by taking a look at those components known to be a common source of trouble. For example:

What are the symptoms of a bad cold start injector?

$0.00 1 Hard Starting One of the first symptoms typically associated with a bad cold start injector is a problem starting the… 2 Decrease in MPG A decrease in fuel efficiency is another symptom of a bad or failing or failing cold start injector. 3 Engine performance issues More

What do you call the cold start valve?

The cold start injector, also referred to as the cold start valve, is an engine management component found on many road going vehicles.

What’s the idle RPM on a Chevy Corvette?

On start up, the idle drops to 400/500RPM then goes up to 1200RPM, then the idle lowers to and alternates between 600 and 900 RPM. It never stays constant. Its stalling under a minute after start up, and it will stall once the idle drops if I rev it while its in P.

Can a idle air control valve be a problem?

I agree with Marv02, an Idle Air Control valve is a possibility. I would agree with Slvrvette only if the OP’s condition got progressively worse. If it just one day started running like garbage, that sounds more like a faulty component, unless of course a vac line got disconnected.

Why does my Chevy Corvette stall at idle?

Alright, when I first bought it, it had a problem with idle and it stalled a couple times. The Low Coolant Sensor was also just hanging in the engine bay. I read that it was tied to idle from 84-89 as a failsafe to prevent the car from overheating.

Why does my 1972 VW Bug idle when cold?

If you find it difficult or impossible to make these settings, it is also possible that you have a vacuum leak (i.e., leaking of air into the intake manifold). My 1972 VW Bug will idle when cold, but not when warm. How do I fix this?

How does an aircooled Volkswagen engine ignite fuel?

To ignite the air and fuel mixture in the cylinder that electricity is no good to us inside the plug.

Why does my VW Jetta shake when I start it?

When it is chugging I think does smell abit also when it’s tsarted the exhaust. second time. It takes abit longer when I turn the warm. When it is warm out it is fair bit better. drives fine and feels fine. Also when I start it and it Have your catalytic converter checked. Sounds like it is deteriorating and blocking your exhaust.

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