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A dirty air filter will allow some particles to get into the engine, which in turn will affect performance and cause jerking. it runs fine but when I try to get up to speed it starts running rough and I can't keep it at 45 mph it starts to idle bad at 2500 rpms the Car had new plugs and wires. 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. Replaced throttle gasket, fuel pump, throttle body, & inertia switch. 2006 Acura MDX 135,000 mi, Visitor Shuddering usually between 25-40 mph when slightly depressing gas pedal, cruising or slightly accelerating. Replaced because it was misfiring going uphill.1400 later and now it feels like the engine is jumping when it shifts into third gear. Picture yourself driving a 50 mph. Hi I have a 1998 Honda Civic coupe dx my car keeps jerking at a speed to 30mph to 40mph and my car does not pick up the speed until about a good 20mins and still doesnt accelerate like its supposed to and cuts off in the middle of driving my car I put a new radiator in and I put new spark plugs in it and it just started to act like that after I drive from Marion to Columbus I got there and I went in the store and come back out try to start it it started but cut back off then I started it and I put it in reverse remind you my whole car is jumping engine is jumping crazy before i got there it was fine and it was fine when I purchase it 2 weeks ago then outta nowhere its been acting like now and only had my car for 3 weeks now. SOURCE: when im driving about 45 or 50 mph my truck starts mcdevito75 here, It could be a dirty gas filter, weak fuel pump, fulty needle valve in the carb. Certified Automotive Diagnostic Technician. Our certified mechanics come to you Backed by 12-month, 12,000-mile guaranteeFair and transparent pricing. It loses power once I step on accelerator pedal. Blocked Fuel or Air Intakes. Can you help what may be the possible, Hi Im wondering if you have any knowledge on my problem, I have 1 fault code mass air flow circuit a, I have changed the maf and air filter and map sensor I have replaced the egr valve, I have replaced the vacuum pump, I have cleaned the turbo and greased the actuator rod, and Im still haveing the same issue. First Id scan for codes to see if that gives you any indication of the issue right away. 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. YourMechanic All rights reserved. Copyright 2023 Mechanic Base. Does my 2001 Mercedes need Motor mounts? Jerking could be caused by all sorts of different failing components, but you may be able to narrow down the problem with some careful observation. If that is not the case, let me know. Good morning my Juke Techna is loosing power when I accelerate, and thereafter it will jerk and loose power even if its at a low speed and the engine light is on. In general, most dogs can run about 15 to 20 miles per hour for a short distance. But it still does the same. Good evening! This will probably require a mechanic to look at the car and give you an accurate diagnosis. If your car jerks when accelerating, it can be an indication of several current or potential problems. Sometime dirty parts can also be the root cause of a rough idling engine. . Worn Out Spark Plugs. Pennzoil vs. Mobil 1 Oil: Differences & Which Is Better? Ocassionally this problem begins to show itself after idling for a few minutes. Eish I tried everything in my power on my Golf5 2.0fsi dsg. The engine is misfiring as well. Alternatively, you may have a clogged fuel filter thats restricting the flow of fuel which also can cause issues as fuel delivery is inconsistent. It can also happen due to misfires caused by worn ignition parts. When your car shakes while driving, you know there is a problem that needs to be fixed. 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. Power loss from an overheated cooling system could also be experienced if the car is at high altitudes, where the air is thin. However, if they look rusty or have other damage, it may be a reason to suspect that they are out of balance. I have a 2004 honda civic ex coupe I bought from person next door to me. 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. On this episode we reveal a common source of faults that can cause a rough idle or at times a stalling condition, and. To help you pinpoint the cause of this problem, below are 10 of the most common causes of engine hesitation while driving. I have a 1999 expedition,how many catalytic converters would it have? The mechanic at the dealership said the code never showed in the history. Just got it !!!! Thankfully, this process is quite easy using a fuel injector or fuel system cleaner. Check if the car vibrates or shakes only when you turn the steering wheel. 5. If so, what codes are stored? More information: 7 Symptoms of Bad Brake Rotors & Resurface Cost. Accelerating, car is very sluggish, totally under-powered. Typically for each Bank of exhaust there is one catalytic converter. You can avoid this issue altogether by ensuring your cars parked in a garage or other protected location. The problem got progressively worse and dangerous to drive to the point where I would be going 60+ mph on a highway and the car went into neutral . The wheel bearings are mounted on the wheel hub and allow the wheels to rotate freely. He said flow senors. Could be an issue with one of the accessory pulleys or belts too I suppose, or maybe even something inside the engine. Long story short in my experience spark plugs can be a reason for misifing in a VR6 even if the first mech didnt install the new ones right. please update Im facing the same issue. 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. I replaced the carburetor fuel pump plugs and radiator . Here is my story, hopefully done now. 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. Our certified mechanics come to you Backed by 12-month, 12,000-mile guaranteeFair and transparent pricing. In that case, water may have been sucked in from the intake into the engine (check the air filter for dampness). the care is not overheating though. Two shade tree mechanics on my block thought it was a problem with my vacuum control valve, not the . Anyone have an idea what else it could be? I hope you enjoyed this article and now have all the knowledge you need about shaking cars and now can decide if you want to diagnose it yourself or take it to a mechanic for a look! Posted by timlin3on Jun 02, 2009 Want Answer0 Clicking this will make more experts see the question and we will remind you when it gets answered. How many miles are on that transmission, and have you noticed jerking in any other gear? My car has an automatic transmission. Could be some sediment or debris at the bottom of the tank that the fuel pump sucked up, which is now causing issues. Drain your gas tank and examine the whole area for rust, gasoline gel stuck on the walls, and scale. 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. Aside from the EGR system, the best way to inspect for a vacuum leak is with a smoke machine. At normal city driving speed, 45-55 mph, Big Red (that's her) tends to shudder a bit. Check for codes and see if you have one that says Cylinder X Misfire, where X is a cylinder number. Q: Car is running roughly at around 45 mph asked by Amelia C on July 27, 2016 My van has gone 180,000 miles. If its a petrol motor you may want to check the spark plugs. How long ago was the vehicle in the shop? CV joints and driveshafts transfer the power from the transmission to your wheels. Use a scan tool that gives you live data and check some of the engine parameters. Looking for advice on what to do next, My Toyota corolla axio 2018 jerks after acceleration, looses power when uphill.what could be the problem, someone says i clean the engine throttle. Hi, I discovered my car make strange sound like gun shot and it brings not too deep black smoke via the exhaust pipe. Please see our. Listen if you can hear any strange noises from the power steering pump when the car engine is running if so, you may have a faulty power steering pump. Are the oxygen sensors bad? Is it a chance that the whole batch of plugs may have been defective? A bad or dirty spark plug can prevent this proper ignition and will cause the engine to misfire. Vibrations that come in and go out repetedly at the same speeds or conditions are normally drive train related and the most common are drive shaft or U joint issues. Have you gotten the car scanned for trouble codes yet? Personally I think alot of our issues may have to do with the quality of fuel we are using. Tires need to be replaced occasionally because they are made of rubber that will get old with age and begin to crack. Thanks in advance. 10-15 mph, Rough Idling there are no scan tool codes that havent had the parts replaced. A thermal cover can also help reduce the risk of condensation when shelter isnt an option and youre expecting colder weather. You may be able to unclog minor blockages by first using a good catalytic converter cleaner. Seat with scanner hooked to the car, as your driving he can monitor all outputs and inputs to the computer, when the problem shows up he can use the scanner to take a snapshot of the readings, and you will be able to see whats failing.I have never had 3-4 clutches do what you're describing without failing altogether shortly thereafter.I have a 90 Z-71 pickup that the 3-4 clutches shuddered upon entrance to a highway 15mins later I was calling a towtruck and it only did it once. Hi my name is Christyshow I have a 2012 Honda Accord and Im having similar issues with my car. Ive done a code check on it came back as vvt solenoid so bought it and replaced it but my problems still not fixed. The most common reason why a car is shaking when driving is due to damaged or unbalanced wheels. Make sure all spark plugs were torqued correctly inside the head. The computer then instructs the fuel injectors to provide the right amount of fuel at the right time for proper air/fuel mixture. Running rough with codes P0300, P0302, P0304, P0306, P0308 Random Misfire, Also VSC warning light is on. The car is still doing the same exact thing. This can happen due to an improper air-fuel mixture in the engine. Don't forget, the boots are the culprit many times as well. I. I took it for service, but that was not diagnosed, only the following day when I took it back to complain that the car is now loosing power that I was told its a radiator and thermostat. Turnoff the motor and restart it and the problem usually goes away. What are the common problems for this to happen is it normal!!! I am running out of ideas also when I hit the gas hard I get black smoke. Without going into too much detail about what a CV joint is, I will just give you a basic idea of its function and why it might have failed. Do you know where the noise is coming from? 45 to 60 mph Engine will start getting to wear it is working, starts to sound "different" and run a bit rougher, then it will buck or hesitate. Nice information , but still not get my car solution, I have Honda accord model 2004, at speed 40 km it start shaking after 45 km again it smooth and run silently, then start at speed 100 km again start shaking, please advise me. I use mg3,After repairing my gearbox,my car jerks or vibrates when staring off with 1st,its does same when its changing to 2nd and sometimes 3rd. This will cause your overall driving experience to feel rough and you'll likely be bouncing a little bit in your seat from it.