Why does my Nissan Altima idle at 1100 rpm?
They did an idle air relearn 3 times now and it’ll run fine at 750 rpms until it’s run a bit then it’s right back up to 1100 rpms. It takes about 2 days for the service engine soon light to come on, but inevitably it always does and gives me a p0507 idle control system idle higher than expected warning.
What’s the problem with my Nissan Leaf idle?
I returned it to the dealer and they said the problem was the throttle body so they replaced it and the idle was no longer low but high around 1100 rpms. They did an idle air relearn 3 times now and it’ll run fine at 750 rpms until it’s run a bit then it’s right back up to 1100 rpms.
What’s the idle RPM on a Nissan Sentra?
I have 2003 Nissan Sentra SE-R 2.5L with 31000 miles. my idle rpm stay at around 1100 (this happens after I change the air filter, it has been two days but it never came down even I put back the old air filter.). I have done “idle relearn” few times but it doesn’t help. I also try to troubleshoot by what you found.
What causes the engine to run rich at high idle?
After months of wrong diagnosis and a long list of new parts the dealer threw at it (O2 sensors, MAF, Injectors, Fuel trim line) they came back to the computer. Turns out it was a refurbished computer and it looked right but when taken apart it had the wrong board in it all along and was causing the engine to run rich.
What’s the RPM drop at idle on a Nissan?
RPM about 650 down to 500 and slightly running rough. Take foot off brake (car is chocked so won’t move) and RPM back to 650-700 and no issue. Back on brake same thing. No Vac leaks detected (took it in and had checked) seems that I can pump the brakes a bit and it comes back like something sucking the vacuum but its not.
Is it normal to have a rough idle?
This is definitely not a normal situation. If you are experiencing a rough idle or your RPM is running high, then there are a variety of reasons for why this could be happening. It is not always easy to diagnose the cause because there are so many factors involved here. Below are the top 5 causes that a mechanic would look for.
How to correct high revs at idle Nissan Note?
It must be performed each timeharness connector of accelerator pedal position sensor or ECM is disconnected. OPERATION PROCEDURE 1. Make sure that accelerator pedal is fully released.2. Turn ignition switch ON and wait at least 2 seconds.3. Turn ignition switch OFF and wait at least 10 seconds.4.
This is definitely not a normal situation. If you are experiencing a rough idle or your RPM is running high, then there are a variety of reasons for why this could be happening. It is not always easy to diagnose the cause because there are so many factors involved here. Below are the top 5 causes that a mechanic would look for.
Why does my car idle at 700 rpm?
There is an air filter which prevents debris from the air from getting into the chamber. But if this air filter is dirty or clogged, then there will be less clean air passing through it. This will cause the engine to idle rough. Your engine should normally get to around 700 RPM after you start the vehicle.
Why does idle speed drop during cold startup?
If the idle air control valve did not compensate for these, the idle speed would drop when certain accessories are used. In severe cases, the engine may even stall. The idle air control valve is most important on a cold startup. Problems with the idle air control will be most obvious during this time.
What’s the idle RPM on a Nissan club?
My engine would rev between 1000 and 2000 (start at 2000, drop down to 1000, and rev up again, repeat) if in park or neutral. I heard this will happen after the clean. Engine stay at 1000 RPM in drive, with brake pedal pressed.
How can I get my Nissan to idle?
When you reach the step to press and hold the accelerator for 20 seconds, watch the SES light. It will blink several times, then come on steady. Start the car immediately within 3 seconds of the steady light coming on. If successful, car will start, but the idle will drop drastically (because the injectors are still unplugged).
What’s the idle speed of a Nissan truck?
Most of them operate in a similar manner and regulate the engine’s idle speed using the same systems, so this information is useful for many car owners. I have a 1997 Nissan Hardbody with a 2.4-liter engine, manual transmission, A/C, and 89,000 miles. It idles at 1,500 rpm, which doesn’t go down after it’s warm.
My engine would rev between 1000 and 2000 (start at 2000, drop down to 1000, and rev up again, repeat) if in park or neutral. I heard this will happen after the clean. Engine stay at 1000 RPM in drive, with brake pedal pressed.
How do you fix a high idle on a Nissan truck?
If necessary, adjust the fast idle cam screw (A) until the alignment mark is centered on the lever roller. Start the engine and let it warm to operating temperature, or do the repair after a few errands that you needed to run anyway. Measure the clearance between the lever roller and the top of the fast idle cam using a feeler gauge.
What does it mean when your car Idles too high?
An engine idling too high can be annoying. It makes your car or truck feel like things just aren’t right, and it can draw unwanted attention at stop lights and in grocery store parking lots. Luckily, there aren’t too many things that can cause what’s commonly referred to as a fast idle problem.
Why does my Nissan Altima shake when I ID?
If an oxygen sensor goes bad, it can make your Altima run too lean (or rich). A super lean running engine will often shake when idling. The mixture would be wrong at all RPM, but as the engine speed increases the shaking decreases. 7. Fuel Injectors
Why does my Nissan Altima idle erratically?
Problem Description. The throttle body for the Nissan Altima is known for carbon buildup, and requires regular, light cleaning to maintain peak performance. After cleaning the throttle body, many owners notice a very high idle, erratic (bouncing) idle, and unpredictable power surging.
If an oxygen sensor goes bad, it can make your Altima run too lean (or rich). A super lean running engine will often shake when idling. The mixture would be wrong at all RPM, but as the engine speed increases the shaking decreases. 7. Fuel Injectors
Why does my car slow down when I idle?
The cause is normal ECU adaptation: When the throttle body builds up carbon, the rate of airflow is slightly decreased. The vehicles computer reads this decrease in air volume, and adjusts the throttle body settings to maintain the proper engine idle speed.
How much does it cost to clean throttle on Nissan Altima?
Also, the cleaning procedure may be best left to a qualified technician. The solution can be as simple as disconnecting the battery for at least an hour, having the dealer reset the computer, or, in extreme cases, replace the throttle bodies. The average cost for a Nissan Altima Check Engine Light Diagnosis & Testing is between $88 -$111.
What causes high idle on a Nissan truck?
You can usually figure out what’s causing a high idle problem and estimate the cost before you open your wallet. Often it’s as simple as tracking down a vacuum leak, which is far cheaper than replacing your car’s engine control unit (ECU). This question came from a reader who owns a 1997 Nissan pickup truck.
What’s the idle speed on a 1997 Nissan Hardbody?
I have a 1997 Nissan Hardbody with a 2.4-liter engine, manual transmission, A/C, and 89,000 miles. It idles at 1,500 rpm, which doesn’t go down after it’s warm. I checked all the plugs and everything seems to be plugged correctly.
Why does my car idle at 1500 revolutions per minute?
Older cars will try to compensate for worn spark plugs or a failing ignition coil by increasing the engine idle. An engine with a problem that is idling at 1500 revolutions per minute is far more likely to stay running than the same engine trying to idle at 800 RPM.
Why does my Nissan Altima make a whining noise when accelerating?
A whining sound when accelerating is almost always caused by a bad accessory attached to your Altima’s engine. Here are the most common causes of whining noises when accelerating: 1. Bad Alternator When an alternator is going bad, it’ll often begin to put out a high pitched whining sound. It should also be accompanied by the battery light.
Why does my car have a high rpm while idling?
If your car has high RPM while idling, it can be attributed to a problem with the idle control valve. This valve helps the car to maintain a specific RPM while idling. This idle control valve also has a fuse which if blown, will stop the valve from working altogether. High engine RPM – Inspection & Repair in Hamilton
They did an idle air relearn 3 times now and it’ll run fine at 750 rpms until it’s run a bit then it’s right back up to 1100 rpms. It takes about 2 days for the service engine soon light to come on, but inevitably it always does and gives me a p0507 idle control system idle higher than expected warning.
A whining sound when accelerating is almost always caused by a bad accessory attached to your Altima’s engine. Here are the most common causes of whining noises when accelerating: 1. Bad Alternator When an alternator is going bad, it’ll often begin to put out a high pitched whining sound. It should also be accompanied by the battery light.
What’s the idle RPM on a Nissan truck?
It idles at 1,500 rpm, which doesn’t go down after it’s warm. I checked all the plugs and everything seems to be plugged correctly. Any help would be appreciated. The first thing to do is to check for vacuum leaks. Then make sure the throttle linkage is free and moving smoothly. Also check the fast idle cam.
I returned it to the dealer and they said the problem was the throttle body so they replaced it and the idle was no longer low but high around 1100 rpms. They did an idle air relearn 3 times now and it’ll run fine at 750 rpms until it’s run a bit then it’s right back up to 1100 rpms.