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2012 nissan altima acceleration problems

by Prof. Ezequiel Little V Published 3 years ago Updated 3 years ago

  1. Clogged Catalytic Converter. If the catalytic converter gets too clogged up, it’ll keep the motor from accelerating properly. It’ll “bog” after a certain speed.
  2. Bad Fuel Filter. A bad fuel filter will not let enough fuel into the Altimas fuel injection system to support operation above a certain demand on the engine.
  3. Timing Chain or Belt. The timing chain (or belt) is responsible for keeping the upper valve train synced with the crankshaft.
  4. Vacuum Leak. Your Altima’s engine creates a vacuum as it runs. The amount that is created is carefully thought out during the engine design process.

Why is the Nissan Altima a good car?

Yes, the 2020 Nissan Altima is a good midsize car. It's a great commuter car that has two capable engine options, great fuel economy estimates, and a gentle ride. Its seats are highly comfortable too. However, some of its rivals are roomier and feel more engaging from behind the wheel.

Why does a Nissan Altima not start?

If you're having trouble getting your Nissan Altima to start, there are a few quick and relatively simple things that you can check yourself before an expensive mechanic has to be called. In many cases when a car will not start, there is an issue with the electrical system that must be diagnosed.

What are some Nissan Maxima starting problems?

Here Are The Nissan Maxima Years To Avoid

  • Nissan Maxima Years to Avoid. There’s only a single generation of Nissan Maxima you should run from. ...
  • Best Nissan Maxima Years to Buy. According to CarComplaints, Nissan Maxima 2004-2008 are the years to avoid. ...
  • Nissan Maxima Years to Buy and Avoid. ...
  • Get a Curated List of the Best Used Cars Near You. ...

How to change the brakes on a Nissan Altima?

Torque your lug nuts in a star pattern to 100 ft lbs.

  • Put the wheel on the vehicle.
  • Hand-tighten the lug nuts.
  • Lower the vehicle.
  • Torque your lug nuts in a star pattern to 100 ft lbs.

Why does my Nissan Altima struggle accelerate?

An engine that is hesitating to accelerate is most likely dealing with a fuel/air mixture that is too lean. Engine's that are running inefficiently will begin to show signs like hesitation which will only become worse over time.

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

Fuel and Air Delivery Problems Poor acceleration can result from an engine that's running lean (not enough fuel). Similarly, a lack of airflow can also prevent the engine from accelerating as it should. Some of the most common causes of fuel and air delivery issues include: A weak fuel pump.

Why does my car accelerate slowly when I press the gas Nissan?

Defective Fuel Pump: The fuel pump pulls the fuel from the gas tank to the engine via the fuel lines. If the pump stops working, malfunctions, or becomes clogged, it will not supply enough fuel to the injectors. This can cause the vehicle to accelerate slowly, or even sputter and stall, especially at high speeds.

What can cause sluggish acceleration?

Here are 8 reasons why your car could be struggling to accelerate:Air Filter. It could be something as simple as a dirty air filter that isn't allowing enough air to get into the engine. ... Fuel System. ... Low Compression. ... Exhaust System. ... Sensor Failure/Malfunction. ... Spark Plugs. ... Ignition Coil. ... Transmission.

Why does my car struggles to accelerate?

Among the causes of poor acceleration are clogged fuel injectors and/or inadequate fuel pressure/volume. When an injector is clogged it can degrade the performance of the vehicle and the car may accelerate slowly or feel that it does not have enough power.

What would cause a car to hesitate on acceleration?

An engine that is hesitating to accelerate is most likely dealing with a fuel/air mixture that is too lean. Engine's that are running inefficiently will begin to show signs like hesitation which will only become worse over time.

How do you fix acceleration hesitation?

0:589:09How To Fix Engine Hesitation During Acceleration - Easy Fix! - YouTubeYouTubeStart of suggested clipEnd of suggested clipIt's usually caused by the engine not getting enough fuel. Getting too much air or misfiring. SoMoreIt's usually caused by the engine not getting enough fuel. Getting too much air or misfiring. So let's take a look at all the different things that can cause edge. And hesitation during acceleration.

Common Reasons Your Nissan Maxima Wont Accelerate

If your Nissan Maxima won't accelerate, that is a serious cause for concern. There are a lot of different reasons that can cause this. Diagnosing the issue can be narrowed down by whether the engine is still revving when you push the gas or not. There is a section for each scenario with likely causes

Nissan Altima Stalling → Causes & Diagnosis | Drivetrain Resource

One of the most common issues your Nissan Altima is likely to develop is a stalling problem. The most challenging part of diagnosing a stalling problem is reproducing the conditions that led to the stall in the first place. Stalls can happen at any time, and it can be incredibly jarring when it does happen. Before

Car Starts-up then stalls/dies?!?!? | The Nissan Club

*Cliffs: So..with my foot Off the gas as i start the car up it seems like its fine then as the idle goes to level out the rpm's drop and it dies, unless as i start it up i give it a little gas then the idle levels out and it seems to run fine. and some times if i rev the engine only in Park/Neutral instead of revving up the rpm as it goes to idle again it almost dies like rpms will drop real ...

Jerky Acceleration '08 Altima 2.5SL? | The Nissan Club

hey .. welcome to the forum! i don't have any jerkiness when accelerating. if this is something unusual, i would say contact dealer and drive around with them, so they can feel it. however sometimes i get a feeling of some sort of a "sweet spot" when accelerating. if you accelerate moderately (no aggressive - no granny, but middle) - you'll get a pretty fast, good acceleration.

2012 Nissan Altima

CarComplaints.com Notes: The 2012 Altima has a defect trend of CVT transmission failure showing up around the 100,000 mile mark. Read more »

Helpful websites

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1. Clogged air filter

If the air filter is dirty in your Nissan Altima, it can have a negative effect on the performance of the engine, as less air passes through the dirty filter which suffocates the engine. This ultimately also increases fuel consumption. In the worst case, the engine can stall if the air filter is extremely clogged.

2. Dirty or faulty mass air flow sensor (MAF)

Defective or dirty mass air flow sensor (MAF) in your Nissan Altima can result in loss of power, uneven engine running, erratic idling, misfires, poor exhaust emission values ​​including black smoke. The mass air flow sensor is part of the engine’s intake system and is located between the air filter box and the throttle valve.

3. Clogged fuel filter

If the fuel filter is clogged in your Nissan Altima, not enough fuel can get into the engine. This causes loss of power and jerking of the vehicle when accelerating. In worse case scenario, engine cuts out while driving due to insufficient fuel supply.

4. Clogged catalytic converter

The catalytic converter is part of the exhaust system in Nissan Altima and its main purpose is to convert exhaust gases that are harmful to health and the environment into less harmful byproducts. Over time, toxins accumulate and clog up the catalytic converter, especially if the vehicle has racked up a lot of miles.

5. Faulty oxygen sensor

The oxygen sensor in Nissan Altima monitors the level of pollutants in the engine’s exhaust gases and reports the data to the control unit that continuously adjusts the air to fuel ratio in the engine.

6. Dirty throttle body

Dirty throttle body can also be the cause of slow acceleration in your Nissan Altima. The common signs of dirty throttle body are poor engine performance, erratic idle, the engine react poorly to movements of the accelerator pedal, and the engine sputters or stalls.

7. Faulty throttle position sensor (TPS)

The throttle position sensor or TPS is used to determine the opening angle of the throttle valve. The information obtained is sent to the control unit and contributes to the calculation of the amount of fuel required.

Why is my Altima not accelerating?

If it can no longer shift, it could be caused by a solenoid/valve body has gone bad, clutch packs, debris, and much more. Automatic transmission are very complicated.

What happens if you break a drive shaft on a Nissan Altima?

If you’ve broken a drive/axle shaft, your Nissan Altima’s transmission has no way to turn the wheels anymore. If this were the case, there would not be any movement whatsoever from the vehicle. You also wouldn’t feel the slight jerk your Altima as you put it into gear.

What happens if your Altima is too low on transmission fluid?

Transmission Fluid Low. If your Altima is too low on transmission fluid, it’ll will no longer be able to transfer power to the rear wheels. The power goes to the torque converter, and that’s the end of the line. You should check the transmission fluid immediately.

Why does my Altima have a vacuum?

Your Altima’s engine creates a vacuum as it runs. The amount that is created is carefully thought out during the engine design process. When there is too much vacuum, it creates a situation where air is not coming in and being read by the MAF sensor, which causes the vehicle to run wrong and not accelerate.

What happens if your catalytic converter is clogged?

If the catalytic converter gets too clogged up, it’ll keep the motor from accelerating properly. It’ll “bog” after a certain speed. Maybe it’ll drive 20 miles an hour just fine, but after that it just doesn’t want to accelerate whatsoever. This can also be a sign that it’s not getting enough fuel as well.

Does the Nissan Altima accelerate?

Conclusion: Nissan Altima Not Accelerating. As you can see, there are a lot of reasons that your Nissan Altima may not accelerate. Good luck diagnosing yours. If there is anything that you can add, please feel free to leave a comment.

1 Fail To Accelerate problem of the 2017 Nissan Altima

For the past two weeks I noticed that my vehicle started loosing power at highway speeds randomly. There were times I depressed the accelerator and a significant delay took place with the car speeding up. Yesterday 10/09/2020 while driving home from work it happened again.

2 Fail To Accelerate problem of the 2016 Nissan Altima

Tl the contact owns a 2016 Nissan Altima. While accelerating from a traffic light, the vehicle failed to accelerate. In addition, while driving 60 mph, the vehicle decelerated to 20 mph. There were no warning indicators illuminated. The failure recurred three times.

3 Fail To Accelerate problem of the 2008 Nissan Altima

I have been experiencing recurring issues involving the gas pedal failing to work in my 2008 Nissan Altima. Whether on the highway, at a stop sign, or merging onto a highway the gas pedal will unexpectedly fail to accelerate the vehicle. I will press the pedal with absolute no acceleration from the vehicle.

4 Fail To Accelerate problem of the 2008 Nissan Altima

The contact owns a 2008 Nissan Altima. While driving various speeds, the vehicle failed to accelerate without warning. The vehicle was not taken to a dealer or independent mechanic. A dealer was not contacted. The vehicle was not diagnosed or repaired. The manufacturer was not made aware of the failure. The approximate failure mileage was 70,000.

5 Fail To Accelerate problem of the 2015 Nissan Altima

Tl-the contact owns a 2015 Nissan Altima. The contact stated that while driving at 70 mph, the vehicle lost power and shifted into neutral independently. In addition, the accelerator pedal was depressed and the vehicle failed to accelerate but increased in rpms . The vehicle was taken to a dealer who was unable to diagnose or repair the vehicle.

6 Fail To Accelerate problem of the 2014 Nissan Altima

The contact owns a 2014 Nissan Altima. While driving various speeds, the vehicle failed to accelerate when the accelerator pedal was depressed. Also, the vehicle hesitated and took approximately five seconds to increase in speed. The vehicle was taken to a dealer were it was not diagnosed or repaired. The manufacturer was made aware of the failure.

7 Fail To Accelerate problem of the 2010 Nissan Altima

The contact owns a 2010 Nissan Altima. The contact stated while driving approximately two hours the vehicle suddenly failed to accelerate over 60 mph and the rpm's would not increase past 2000. The contact indicated that the defect recurred on multiple occasions after driving for more than two hours at highway speeds.

01. No oil

The engine may be on the verge of quarantining if there is very little oil left in the tank.

02. No cleaning of the throttle body

The dirt that’s been creeping up inside and outside the throttle body can be another reason why there’s no acceleration.

04. Technology misconfigured

Variable Valve Timing (VVT) is a prominent part of the technology automobiles.

05. Malfunction of fuel pump

When a fuel pump fails to deliver the fuel injection required to keep the power unit running smoothly, it can contribute to a breakdown.

07. Fuel movement in the combustion department

Your Altima will delay if the fuel injector serves up under or over gasoline to the fuel system.

08. Chemistry of the components

Your car can stymie if a certain air/fuel margin is mismatched. When the air/fuel combination isn’t optimum.

10. Air sensors

Or more precisely, oxygen sensors. These are related to the issue of the air/fuel mixture.

How does a brake caliper affect the speed of an Altima?

Vehicle Speed: If you have a brake caliper, your Altima will shake more and more as you accelerate. You’ll also feel it in the steering wheel, and it’ll likely pull to the left or right depending on which side of it the caliper is sticking on.

What happens if the motor mount goes out?

If the motor mount goes out, the vehicle will shake quite a bit when you accelerate. It can still get worse though. A motor mount that has broken will allow the engine to roll around under the hood, and you’ll hear a clunking sound. There’s more than one motor mount on a vehicle.

What causes a car to shake when accelerating?

Here are some of the problems that can cause a vehicle to shake when accelerating that can come from the engine: Vacuum Leak. Bad MAF Sensor.

What does a bad motor mount feel like?

Vehicle Speed: A bad motor mount is going to be felt when immediately accelerating. You should feel a vibration as you let off the gas, although it may not be as pronounced. The motor mount is responsible for connecting the Nissan Altima’s motor to the chassis. It also needs to absorb a significant amount of vibration.

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