car runs rough at 45 mph

This part is responsible for gear changes when you accelerate. But dont change these components until they have been inspected and found to have problems. I dont know. I have a 2004 Serena when i drive slow or fast i am getting a jerk. Its been doing this lately !!!! You want to find and fix the problem as soon as possible before it gets worse and costlier to fix. I limped into the he gas station in my 08 Altima and fueled up and afterwards it started jerking and running rough so I changed the spark plugs due to a mis fire in one of my cylinders and still doing it. I recently got the cars transmission serviced by the dealer they reset the ecm and flushed the trans and it felt good for a week then all the same things started coming back. That imprint is the correct sensor any Nissan with a VQ35DE Engine. 6. Power loss from an overheated cooling system could also be experienced if the car is at high altitudes, where the air is thin. It loses power once I step on accelerator pedal. the CEL will not trigger during start up or any in town sub 45 MPH driving. Interesting. Here is my story, hopefully done now. He has been working as a car mechanic for over 10 years, and the majority of them specialized in advanced car diagnostics and troubleshooting. I then took it to a different mech and he told me I was having a misfire from one of my plugs again. You have to get it to start missing badly to throw the code. Elantra GT 1.8L Dohc Inline 4 Cycle Automatic transmission 45,676 miles Rough idle issue has become more frequent and worse and impossible to ignore. In the future, please include the codes as they can help use pinpoint and give you a more accurate answer. Your engine needs to take in air to start the combustion process in the engine. I notice from 45 to 55 the rpm guage moves with flutter or rough running engine. Once it starts if I let off the gas or give it more gas it goes away. Am tired of the car. P02240 oxy sensor P0300 random misfire. Ive done a code check on it came back as vvt solenoid so bought it and replaced it but my problems still not fixed. Dirty Fuel Injector. It also lacks in picking up speed to when trying to drive from a stop light or stop sigh. It will buck/shutter until I step on the pedal harder. It took a little while but when I could no longer afford premium my cars symptoms came back. On colder days, condensation can form under the distributor cap. Another common cause is improper tire balance. The fix: Check fuel pressure with a fuel pressure gauge. What you're gonna need is a real scanner, such as a Snap-on Soluus, have someone who knows how to use the scanner sit in pass. If the car vibrates more when you press the brake pedal with light force and if you feel the steering wheel vibrate, the problem is most likely in the cars front brake rotors. I bought a new fuel filter, But it still does the same. I replaced spark plugs all but number 3 today didn't change anything, change tps nothin, changed air tempature sensor and no change. You must inspect all bushings, tie rods, and other parts that make up the suspension system. RELATED: Wheel Bearing Noise Causes & What Does It Sound Like? If any of your driveshafts are bent or damaged due to hard driving or just wear and tear, the car will start shaking. please update Im facing the same issue. Tire lug nuts are extremely hot after driving. Do you know where the noise is coming from? One of the spak plugs was washed and the rest were not washed or removed. Engine decompression helps your brakes last longer and car stop sooner. $700 later til jerking. i took the car to auto zone and the device gave codes saying all 4 cylinders were miss firing. I have a 16 Tucson. I have this issue and did all of the same things to correct it. Hesitation at around 45 to 50 MPH when you go to accelerate Hello, I started getting a hesitation/bucking in my 2001 F150 SCREW 5.4L 96,000 miles. Alternatively, you may have a clogged fuel filter thats restricting the flow of fuel which also can cause issues as fuel delivery is inconsistent. Therefore, when it comes to issues like a shaking car, it is often worth taking your car to a mechanic instead of replacing all the parts in your car without doing a proper diagnosis. The car is having an engine light on and is jerking also losing power. Read on! If the car shakes more when you press the brake pedal, thats a strong sign that the brake rotors are causing it. The Fuel Injectors had been replaced in the fall of 2021, So I pulled those and cleaned them thoroughly. On the other hand, the cause for a misfire can be as simple as a loose vacuum hose. Car Stalls at Idle: What Causes a Car to Die While Idling? Your cars air filter is the first line of defense against dirt and other foreign particles. That would be a great place to start. It has been running roughly lately. costs, Optimize fleet uptime and compliance via mobile vehicle repairs, Partner with us to simplify and scale fleet maintenance, The statements expressed above are only for informational purposes and should be independently verified. A failing fuel pump would struggle to keep up with fuel demands and cause your car to jerk or surge forward while driving. Because most people dont have a tire balancer machine at home, you most likely need to take it to a tire shop for this procedure. OBD scans often do not detect the failure which is only a partial failure of the component in addition to the lack of the appearance of a check engine light. Is it a chance that the whole batch of plugs may have been defective? However, the braking has to be fairly significant and continuous, such as in stop and go driving, for Hello. If they are too low on the other hand . If its a petrol motor you may want to check the spark plugs. when I try to stay at 40 45 mph my car chugs jerks slightly, but when I hit the gas it goes away only usually at those speeds. It can also be caused by damaged brake rotors, driveshaft issues, bad wheel bearings, or other suspension problems. This can happen due to an improper air-fuel mixture in the engine. If your car starts to shake when driving at a constant speed or shakes occur during acceleration, chances are the problem is with the engine and not the suspension. A damaged cable requires immediate attention, as the car can stop functioning when the cable breaks. Any tests? The first thing you need to do is get that code scanned. It only happens over 40MPH and sporadically. If they are too high, they may warp out of shape, will wear away faster at the tread, and, if high enough, may actually blow out. Still jerkin but it doesnt always happen. If you find anything inside the tank, clean it with the help of a cleaning kit or with some other equipment. It can also happen due to misfires caused by worn ignition parts. I had the injectors and throttle cleaned. . It could be a lot of things. I just got a 2004 Buick Lesabre Custom. Running rough with codes P0300, P0302, P0304, P0306, P0308 Random Misfire, Also VSC warning light is on. But what could be causing these shakes, and do you need to fix the problem immediately? If one of the tires that do the traction is a different size or diameter on one side or the other, the car figures that you are losing traction on that side and reduces the engine RPM's as mentioned and does not let the car go any faster than 15- 20 MPH. One of the most common causes is also one of the easiest to identify and fix. In this guide we talk My car is that noisy car in the drive thru. I bout fuel injector fluid and put it in the gas tank but Its still happening. You can avoid this issue altogether by ensuring your cars parked in a garage or other protected location. As the owner of Car Treatments, he works with a team of automotive experts (in their respective fields) to publish new content on a regular basis. Balancing the wheels is often not that costly and will solve a shaking car in many cases; however, you may want to inspect the other things first also. He said flow senors. What manufacturer would allow their vehicle to be driven with driving problems that could be solved simply by using a higher octane fuel? Clogged Catalytic Converter. 2 days later when I picked up my car it drove good around town but when I got on the highway it started doing the same thing. When turning left,then back straight after a minute or more the left wheel turns right on its on,then straight again.it Only when I turn. If there are no codes, check the transmission fluid. What I did was I cleaned the entire throttle body with a spray called throttle body cleaner and it runs like new. I dont see how a bad radiator or thermostat would cause the issues youre describing. Thanks in anticipation for a positive response! This article applies to the Mercedes-Benz C-Class and C-Class . When I am in reverse and then stop and switch to drive the car bucks, it also does this when I come to a complete stop and slowly start to accelerate. Im not sure I understand. Theres not really enough information here for a proper diagnostic, and might be best to have a mechanic look at the vehicle in person. However, if you're facing the issue of your car starting out rough and then staying that way (never smoothening . No expense things to look at would be to see if any moisture is in the plug area and that it has plenty of dielectric compound between coil and plug. Our certified mechanics come to you Backed by 12-month, 12,000-mile guaranteeFair and transparent pricing. I replaced the tires and it is still shaking while driving. Check the condition of your air filter. Could be bad fuel. However, seeing warped brake rotors with the naked eye is in most cases impossible, but you can still inspect them to see if they are very rusty which can be a strong sign that you need to replace them. Copyright 2023 Mechanic Base. I have a 2004 honda civic ex coupe I bought from person next door to me. Dirty injectors can cause your car to lose power and make your car jerk while driving at constant speed or from a stop due to frequent engine misfires. YourMechanic All rights reserved. I have a 2009 Hyundai Sonata v6 87k miles, when it shifts into second it feels likes the front end bogs a little and it pulls the car back the rest of the gears are smooth for how old the car is. Helpful article, thank you. How long ago was the vehicle in the shop? 11 Causes of Car Losing Power When Accelerating (Gas & Diesel Engines), Top 6 Causes of a Car That Wont Accelerate, P0520 Code (Symptoms, Causes, and How to Fix), Death Wobble (Common Causes and How to Fix It), P0452 Code (Symptoms, Causes, and How to Fix), 9 Best Car Buffers and Polishers (Use What the Pros Use), 5 Symptoms of a Bad Fuel Tank Pressure Sensor (and Replacement Cost), Why Your Car Jerks, Lurches, or Stutters When You Accelerate, 9 Reasons Your Car Makes a Rattling Noise While Driving. Lack of power steering oil could be the cause of the vibration. These problems can arise either from just the age of the tire or from a minor accident. More than likely, PH Jr. is enjoying the false high of thinking that treating his vehicle to premium fuel is actually working. 2WD. For instance, look at fuel trims and air fuel ratio to see if youre running excessively rich or excessively lean. I have a 97 f150 and it did the exact same thing after it was up to the mirrors in mud. What could be the cause of the jerk. Is this normal? Posted by Anonymous on Sep 27, 2008 Want Answer 0 V8. Just got it !!!! If your steering wheel shakes when you press the brake pedal, it is likely because of bad front brake rotors that need to be inspected and replaced. So whether youre dealing with a shaking car while driving at high or low speeds, weve got you covered! However, if you have engine trouble, the engine light will also appear on your dashboard. What is the cause and remedy? However, if the car doesnt shake more when you press the brake pedal than when driving normally at higher speeds, it is not very likely that it is due to bad rotors.