Is the car supposed to idle fast after start up?
All modern cars are supposed to idle fast just after start up. Yours seems to be doing what it is suppposed to do, only with a bit more rpm. 2K seems a bit high, but the tach on your insturment cluster is not as accurate as a shop tach hooked up to the motor.
Is there an idle speed adjustment on my car?
Yours seems to be doing what it is suppposed to do, only with a bit more rpm. 2K seems a bit high, but the tach on your insturment cluster is not as accurate as a shop tach hooked up to the motor. If this really bothers you have a shop check it out. Most cars really don’t have an idle speed adjustment anymore.
Is it OK to use 5W30 idle oil?
That high an idle will be a killer when it’s snowy out. Absolutely do not use any oil not recommended, 5w30 in most cases. Do not I say!
Is the idle on a Pontiac Vibe high?
I have an 03 Pontiac vibe, that under the hood is more or less identical to your 03 Corolla. Sometimes the idle is higher than 2k. It has been this way since new, 150k miles ago. I encourage you not to worry, it is not an issue.
What should the idle RPM be on a car?
Your engine should normally get to around 700 RPM after you start the vehicle, depending on the model. If your idle is way off and you have one or more of the problems listed above, then you will want to diagnose the issue right away.
What to do if your car is idling too fast?
A throttle body cleaning is likely to cure the high idle speed as well. There are many possibilities when your engine is idling too fast. Here are some common ones to help guide you towards the root of the problem.
Why does my car rev up when idling?
If your car seems to be revved up to a higher-than-normal RPM while idling, it’s not necessarily a problem. If this problem happens while the engine is cold, it may be part of the engine’s design.
What should the engine RPM be before starting the car?
Your engine should normally get to around 700 RPM after you start the vehicle. If it is a few hundred RPM under or over that amount and you experience one or more of the problems listed above, then you will want to diagnose the issue right away.
Why does a car idle when started cold?
B/c every car does this when started cold. They basically have an electronic-type of choke where there is a rich fuel mixture to get the car going. Then the idle slowly falls – as you say – over 1/2 to 1 minute or so and approaches its normal warm idle speed.
What’s the normal idle RPM for a car?
What you want to do is find out where the car should be idling when it is completely warmed up. These days the normal range tends to be anywhere between about 650-900 rpm. 1000 is on the high side, and 1700 is certainly on the high side for cold start up. So if there is a problem it isn’t that car idles higher at start up – its supposed to.
All modern cars are supposed to idle fast just after start up. Yours seems to be doing what it is suppposed to do, only with a bit more rpm. 2K seems a bit high, but the tach on your insturment cluster is not as accurate as a shop tach hooked up to the motor.
What causes a rough idle on a cold start up?
On cold mornings the DME utilizes the vanos to help warm up the cats to bring them to operating temperature faster. When the vanos malfunctions the DME reacts badly and causes the idle jolts and possible stall. This scenario was addressed in the subsequent engines M54 and M56 with a software patch to address the DME reaction to the failing vanos.
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?
What you want to do is find out where the car should be idling when it is completely warmed up. These days the normal range tends to be anywhere between about 650-900 rpm. 1000 is on the high side, and 1700 is certainly on the high side for cold start up. So if there is a problem it isn’t that car idles higher at start up – its supposed to.
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 is the idle speed of my car so high?
Step 2 – The idle air control motor (valve) is responsible for controlling the engine idle speed, if this part fails or becomes weak the engine idle speed could become erratic, additionally, this condition may or may not trigger the MIL (check engine, service engine soon light.)
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 the Check Engine light come on when the engine is idle?
The check engine light in your vehicle is designed to turn on if the Engine Control Unit (ECU) identifies an issues with how the engine is running. Look at your dashboard; if the check engine light is on in conjunction with idle issues, it may be because the idle control valve is malfunctioning.
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.
Where is the fast idle valve on a Honda?
If you don’t want to struggle with the clearance between the throttle body and the firewall, you can either remove the throttle body from the car or just remove the fast idle valve from below the throttle body. Loading…
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.
What are the symptoms of a bad idle control valve?
$0.00 1 Irregular idle speed One of the most common symptoms commonly associated with a problematic idle air control valve is irregular idle speed. 2 Check Engine Light comes on Another symptom of a potential issue with the idle control valve is an illuminated Check Engine Light. 3 Engine stalling
What causes the idle speed to go up or down?
The idle air control valve is programmed to regulate and maintain the engine idle speed at a constant rate. If the valve fails or has any issues it can cause the idle speed to be thrown off. This may result in an unusually high or low idle speed, or in some cases a surging idle speed that repeatedly climbs and falls. 2. Check Engine Light comes on
If you don’t want to struggle with the clearance between the throttle body and the firewall, you can either remove the throttle body from the car or just remove the fast idle valve from below the throttle body. Loading…
What causes a car to idle when the car is cold?
Car idles can happen due to carburetor problems, vacuum leak, bad EGR valve, and some other reasons. Some reasons can be fixed with repairing and some need part replacement. What Causes Rough Idle When Cold?