Check Engine Light Car Shakes When Accelerating

Regardless, it's easy to find out what the issue is, and taking care of it quickly can save you money, and prevent further damage down to the road. Insufficient burning inside the engine will make the car hesitates or jerks when driving. You're driving home from work one day when the car owner's worst nightmare happens: the check engine light pops on. Your local NAPA AutoCare Center will be glad to check your trouble codes and help you get the problem. Check Engine Light On/hesitation & shaking while accelerating and idling. The car shakes hard at idle, and has very low power going from complete stop through the gears. 2 CL-S, Car shaking under acceleration Did you try the cylinder balance test as suggested and yes, a vehicle can 'miss' under a load and not cause a CEL. --engine frequently accelerates by itself or maintains speed with foot off gas pedal while driving between 20-60mph, and is ready to jump off the line after a stop. Car shifts well and shows no trans issues besides the warning light. And every time I accelerate quickly it does this. Check Engine Lights : Myths And Facts. The only way I can get the jerking of the car to tone down to a little bit is by putting the car in neutral when I am stopped. this all happened suddenly. Every once in a while when I turn my car on it starts shaking and when I start driving, it is as if the car lost half of its acceleration power. Your car's engine needs both fuel and air to do its work. check engine light came on dealer said the o2 censer was bad and was replaced and light is still on, now I am unable to get a license plate renew sticker for the car, since I have had 2 traffic tickets as result, dealer has no idea why. I have a 2007 expedition and every time we step on the gas the check engine light comes on. It was strange, never really paid any attention to it. An engine needs three things to run: fuel, air, and spark. he hooked the computer up to it today. For example, does it happen when you accelerating, driving on the highway or does it appear at low speeds? This will help your mechanic evaluate the issue. Replied by dreamer2355 on topic 2001 Acura 3. the check engine light being on sounds to me like a misfire, but when is blinking it means you catalytic converter is overheating, which probably means its clogged. The "check engine" dashboard warning light is dreaded by drivers of all sorts of vehicle makes and models. Broken Motor Mounts Can Cause Severe Engine Shaking and Should Be Fixed. If you can scan your car, it will tell you what cylinder is the faulty. If you feel the engine shaking, the crankshaft damper can be a factor to consider when diagnosing engine vibration causes. What your car’s ‘check engine’ light is saying. Bad Engine Mount (Idle, Accelerating and Driving) – The engine mount is what connects the vehicle’s engine to the rest of the body of the car. To determine where exactly the source of this problem is, you need an on-board diagnostics (OBD) scan tool to access the ECU and retrieve diagnostic trouble codes (DTCs). But driving a car that constantly vibrates — causing your hands to shake on the steering wheel and maybe even your coffee to spill — would likely top the list for many of us. after a while it accelerates to a higher cruising speed, then it's OK again. Reasons Why Mazda Check Engine Light Is On. My Toyota Corolla all the sudden has no power, will not accelerate and the check engine light came on. Basically, engine mounts are rubber mounted props that grip the engine into position to the chassis of the vehicle. check engine light came on dealer said the o2 censer was bad and was replaced and light is still on, now I am unable to get a license plate renew sticker for the car, since I have had 2 traffic tickets as result, dealer has no idea why. A typical shake is a vibration that happens through the steering wheel. I changed 5 spark plugs because my car shakes a bit or it shakes when i accelerate and when i make a stop it also shakes. These problems usually occur when I press the gas hard and take off fast or when I try to accelerate from 50 mph to higher speeds. Leave a Reply Cancel. Top Reasons Your Car May Be Shaking 1. i just took my car in at 79,777 miles and they replaced ta cat converter for free b/c of warranty, but charged me for turning the check engine light off and that was 105. Typically, when the Check Engine Light is illuminated and it is flashing, this is an indication that the vehicle’s engine is misfiring. The check engine light starts. This is a rather dangerous. Every once in a while when I turn my car on it starts shaking and when I start driving, it is as if the car lost half of its acceleration power. Honda Civic: Why is My Car Shaking at Idle? If your trusty Honda Civic is shaking violently, accelerating poorly, or declining in fuel economy, diagnose and repair the problem as soon as you can. Re: 2005 F-150 engine shake and check engine light on Post by TONY4848 » Thu Dec 30, 2010 11:39 am Front of the engine, right around the valve cover top front of the valve cover, If from the top front valve cover (both sides) you go back about 2 or 3 inches, you will see a device with a wire connector, should have a rubber boot. They were busy to check the car now this. Then it clicks again and I'm back to idling normally. To check the oil, the engine needs to be OFF. Cars are always over taking me, it's embarrassing. The shake changes with the engine loads. In sum, a Check Engine Light flashing is an indication of a serious problem. Insufficient burning inside the engine will make the car hesitates or jerks when driving. Went driving again and it stopped but soon the engine started shaking again but only while accelerating. We were driving on the highway at highway speed when all of a sudden the car would not accelerate and an epc light came on, not a check engine light. Replied by dreamer2355 on topic 2001 Acura 3. – Clogged air filter or blocked exhast. Car stops shaking when foot is taken off the - Answered by a verified Audi Mechanic We use cookies to give you the best possible experience on our website. If your car requires major engine work, it may be more economical to have your engine rebuilt rather than buying a different car. Now the check engine light is on even after restart. A check engine indicator is a malfunction-indicator light or MIL for the computer-management system. Sometimes its fine, but increasingly when stopped at a light it will start shaking and the engine revving up and down, and then when going from the stop it really struggles to get moving. I started the car up one afternoon and when the engine kicked on the entire car started to shake and the check engine light came on. Recently I started the car up and noticed the engine was shaking very roughly. the light turns off. there is no check engine light although the check engine system is working properly. Drove again and the light was off. 02 Impala Poor Acceleration/Flashing Light. The check engine light warns of issues ranging from a gas cap that's not properly tightened to a more serious failure like a bad catalytic converter or a problem with one of the car's oxygen. Feels like driving over reflector bumps in middle of the road. Could be anything - throttle position sensor, oxygen sensor, CO2 sensor. The car is shaking, and the check engine light is blinking. Whenever the check light is flashing, it means damage is being done to the catalytic converter. Well, as soon as the service engine light came on, there was an obvious lack of power. Air regulator valve- opens when the engine is cold, to fast idle the engine. I gave it some gas and the shaking stopped when the engine revved. For example, does it happen when you accelerating, driving on the highway or does it appear at low speeds? This will help your mechanic evaluate the issue. But if my tranny is shot, figure on dropping $1,500 to $3,500 for a new one. Felt like it was hesitating or a "slip" when easing away from stop signs, at red light it shuddered some. Thats right guys, what possibly can be wrong with my LS, when I accelerate hard the check engine light starts blinking and the car starts shaking alot. not once did it show any check engine light or any other warnings. Vibration or shaking may be caused by misfires, poor fuel pressure, or faulty spark plugs. trying to figure out why this is happening. The last time in March they had the car 10 or so day. During jerking, the engine light flashes like 10 times. I have 2002 Impala 3. Shakes are consistent over 40mph while going straight on mainly flat roads or uphill. Leaning or pulling: It's scary when your car pulls in a. My car recently overheated, due to a lack of coolant. It only happens while accelerating and under certain loads. With assistance from a mechanic that offers rebuilt engines in San Ramon, you can figure out why your vehicle is shaking or shuttering at traffic lights. These diagnostic scanners are a must for all car owners. I really need to get it fixed asap. Popular Causes Of Car Engine Vibration 1# Engine Vibration Cause: The Crankshaft Damper Some engine problems may cause your car vibration. It flashes for maybe about 5-10 seconds and then stays lit. When I'm driving along the dual carriage way it takes ages to pick up speed yet the car is over revving. Car Problems With a Rattling Sound When Accelerating by Robert Moore Rattling noise during acceleration can be caused by several different but common failures, including loose heat shields, bad belt pulleys and ignition pinging. The VSA light went off, check engine light stays on. The check engine light is set up to go off when there is an electrical malfunction which will trigger one of these codes. There was no half engine light, but the car was shaking and when i tried to accelerate, it would just bog down. A few minutes later, the light went off. 02 Impala Poor Acceleration/Flashing Light. Engine seized with no prior warning. 2 CL-S, Car shaking under acceleration Did you try the cylinder balance test as suggested and yes, a vehicle can 'miss' under a load and not cause a CEL. I bought this car used at 102K and it now has 192K. The check engine light is part of your car's on-board diagnostic (OBD) system. #4 – Bad Fuel Pump or Filter The cause of your car jerking while accelerating is often a fuel supply issue. Common Problem: Bad Spark Plug or Ignition Coil. Vibration or shaking may be caused by misfires, poor fuel pressure, or faulty spark plugs. So I was crusing and like 50, then hard to hard acceleration to avoid a crash, hit 4k RPM, like pedal to the floor. pulled over to the side of the road and turned the car off for about 10 minutes, turned it back on it acted like the transmission wasn't catching. Car was driving fine. A car hesitates when accelerating is a symptom that shows an imperfect internal combustion in your engine. Your engine mechanic can diagnose the issue and recommend the proper course of repairs. When you see the check engine light it doesn't necessarily mean you need to pull the car over to the side of the road and call a tow truck. Check Engine Lights : Myths And Facts. Some of the reasons why your car could be jerking when accelerating include: Causes of a Jerking Car Engine on Acceleration. any Ideas? 1990 Ford F-150 XLT Lariat Extended Cab SB. This would also explain the symptoms on your 2007 Lincoln MKZ. If the car accelerates properly without issue, you may have located your problem. It starts its hesitating missing feel. Replied by dreamer2355 on topic 2001 Acura 3. While driving, usually when I stop at a traffic light, the engine light, VSA light, and the ! warning light would turn on and after that when I try to accelerate, the car will barely respond and fastest it will go is 15 mph! I literally have to put on my hazards and wave c. if you get up to speed and let off the gas, the shaking stops and the car rides smooth. The check engine light will come on when it does it, but then turn off and the car will ride great for a bit. However, the "check engine" light can also be triggered by a number of minor issues. My truck Is a 97 F-150 xlt 5. Is there a burning smell coming from your car? If you regularly check your vehicle’s transmission fluid and notice that the color of the fluid has become blackish and has a burnt smell to it, it is time to bring your vehicle in for evaluation. Firstly, the car run s like a dream for hours on end with no noticeable problems at all. And it does for the most part, but then it clicks and the RPMs drop to about 500 RPMs, bouncing barely over and barely under, for a few seconds. A top sign that your car may need serious engine repair is when your car shakes as it idles at a stop. A check engine light can indicate a broad spectrum of problems with your 1999 Lincoln Town Car. Once the driving speed is reached the car runs perfectly until I try to accelerate again. You don't need to use a scanner to reset Audi check engine light as long as the problem was resolved. To learn why your car shudders and how to fix it, check out this article! Its can be a little embarrassing when you have a passenger in the car and your car shudders when accelerating and the passenger asks if the car is going to blow up (it's not). I turn right onto a bigger street and try to accelerate, and it's getting worse to top it off, now the check engine light is flashing at me and the car is shaking a bit harder. Moisture gathering in your car’s distributor cap can cause your car to jerk while you are accelerating, as this will cause your engine to misfire. the check engine light being on sounds to me like a misfire, but when is blinking it means you catalytic converter is overheating, which probably means its clogged. My BMW 325i started shaking and lost a lot of power and the check engine light turned on. It sounds like it may be ignition related. d1mouser, @nurrd, Dana, 2002 Mazda 626 Car shakes when stopped in drive, neutral or park, there could be a few reasons for this problem. it will shift when it shouldn't and it idles high when i start it. Was on the highway in Over drive and my truck started to shake violently when I would accelerate slowly, around 1500 rpm. On most cars, whether front-wheel or rear-wheel drive, that sound would come from the front of the car. I have no idea what it is. If my code is transmission-related, often a flush-and-fill transmission service ($150 to $200) will solve the problem. A diagnostic tool is required to learn what tripped the warning light. Is there a burning smell coming from your car? If you regularly check your vehicle’s transmission fluid and notice that the color of the fluid has become blackish and has a burnt smell to it, it is time to bring your vehicle in for evaluation. I did not notice any broken/deteriorated motor mounts. Car shaking when trying to accelerate/Check Engine light blinking. The best way to describe it is if the engine were to talk it, it would say "Ba Boom, Ba Boom. The squeak/chirp is only for the first half a send when the car is on (which still persists). It's really hard to explain, so I hope I'm describing that correctly. Q: My vehicle started sputtering and shaking on my way to work. Shaking when at Speed. For example, does it happen when you accelerating, driving on the highway or does it appear at low speeds? This will help your mechanic evaluate the issue. What does it mean that cylinders are misfiring? And what is bank 1? — Josh. The code number at a minimum would be a good starting point to know how to best advise you. a steady light and a flashing light. The check engine light was flashing for a little bit, but it stopped and just went back to being on. If the car accelerates properly without issue, you may have located your problem. If my code is transmission-related, often a flush-and-fill transmission service ($150 to $200) will solve the problem. Ford Expedition check engine light when accelerating. Intermittent Check Engine Light: If the check engine light on your 2010 Sedona is intermittent, try to take note of the conditions when this happens. Also, the car moves very slowly and even pressing gas doesn't get the car to accelerate. I really need to get it fixed asap. My check engine light is on and it often shakes when stopped. Take your foot off the gas and it goes away. It can happen while accelerating or braking and there are some common causes as to why this happens. Never had a problem with it. In some cases you need to pull over immediately to prevent damage while in others you merely need to tighten you gas cap next time you stop in order to reset the service engine soon light. I tried to accelerate again and it started to shake and the light came back on. It also seems as though the engine is pulling extra hard. honda forum at Car Dealer Forums; My Honda Civic year 2000 is behaving very strangely. but it's still acting jumpy. When getting back in my car and starting it, the check engine light came on, flashing on/off. I bought the certified car at 50k and at 70k miles, right after the warranty ended - check engine light came on and the dealership said it will cost $8k due to camshafts to repair!! they even suggested that I should consider trading the car in! keep in mind I still owe $28k so that option is out! since then the check engine light still on even after I got it repaired at a local/affordable. Any idea on what's going on? The check engine light is on but I dare not drive it for a long distance as the whole car is shaking when accelerated. Car Problems With a Rattling Sound When Accelerating by Robert Moore Rattling noise during acceleration can be caused by several different but common failures, including loose heat shields, bad belt pulleys and ignition pinging. Therefore, if the driveshaft is even slightly bent or damaged (often due to an accident), it will cause the car to shake when accelerating at low speed and get worse as you go faster. If it is a misfire then you are probably not burning the fuel that is going into the engine which means it is going into the exhaust which will quickly damage it and require replacement. The light won't turn off now and my truck lacks power when accelerating. If after completely stopping the car, it hesitates when moving again (launching) Engine power is below the usual level; Sometimes check engine light turns on; Engine knocking* *Note: This situation may also produce engine knocking or ping at high engine loads, like when going uphill, because of the lean fuel mixture. (2000 Toyota Solara) The other day I was getting on the expressway and as I hit the gas to accelerate the engine hesitated and only accelerated at a very slow rateif I gave it too much gas it began to shake. I have a 2013 VW Jeta GLI my Check engine light came on this morning. Then check the engine oil , the oil was found less than normal. My car is still accelerating, but I lost some of my power. It continued to shake when I put it in Drive. So i too have this shaking during accelerating but only >40mph; it ends while coasting on cruise or when my foot comes off the gas. So do I just change cylinder 2 and everything will be back to normal? My truck shakes badly when im going from 40 to 50. It reflects the driver , the LAUNCH Creader VII vehicle engine idling shake , the ” da da ” abnormal sound when accelerating. Why Does My Car Make Noise When I Accelerate? When your car is accelerating the engine is working hard to push your car faster and faster so the noise you are hearing may be normal sounds. However when i tried to accelerate again the car started to shake as if i was driving over rumble strips on the road. I have a 2004 Honda Accord. When I went to take off from the red light the car started to jerk violently, so I pulled over and popped the hood. Engine Problems. Honda Civic 2000, 109k miles. My check engine light is on and it often shakes when stopped. The car is sputtering on acceleration when the pedal is first pushed and then hesitant as it builds up speed. And it does for the most part, but then it clicks and the RPMs drop to about 500 RPMs, bouncing barely over and barely under, for a few seconds. Not only is it a sign that something might be wrong with your vehicle, but the vague warning is also something that can be frustrating for you to diagnose yourself. but it's still acting jumpy. A flashing check engine light means stop driving the car, a check engine light on steady, means proceed with caution. a steady light and a flashing light. To determine where exactly the source of this problem is, you need an on-board diagnostics (OBD) scan tool to access the ECU and retrieve diagnostic trouble codes (DTCs). Moisture gathering in your car’s distributor cap can cause your car to jerk while you are accelerating, as this will cause your engine to misfire. A check engine light can indicate a broad spectrum of problems with your 1999 Lincoln Town Car. A light, non-metallic thud can be heard coming from the rear end while cruising at 25 mph, which can only be heard when it is quiet and no brakes are applied. A check engine indicator is a malfunction-indicator light or MIL for the computer-management system. Do well to use this guide, organized by type of shaking, to figure out what causes the shaking. Car Problems With a Rattling Sound When Accelerating by Robert Moore Rattling noise during acceleration can be caused by several different but common failures, including loose heat shields, bad belt pulleys and ignition pinging. What I meant about the off-line-power wasn't that the car doesn't want to rev, or revs freely, but the car will accelerate rather normally at first, and then it feels like it accelerates abruptly all of a sudden, again, like the car is in too low of a gear. So I was crusing and like 50, then hard to hard acceleration to avoid a crash, hit 4k RPM, like pedal to the floor. Sometimes the car runs fine. The engine light had been on for about a year with not really any signs of any trouble, other than slight jerking when accelerating out of a turn or a stop. Bring it to a shop to be checked. Moisture gathering in your car's distributor cap can cause your car to jerk while you are accelerating, as this will cause your engine to misfire. If the Check Engine Light comes on, you may find any of the following codes: P0171, P0174 Lean fuel condition codes. Blinking engine light, shaky when i accelerate (2002 Toyota RAV4) what could be the reason why my check engine light blinks and my car shakes when i accelerate(90% of the time) or when i'm stopped/braking(50% of the time). I was on my way to get some gas, road was empty and thought I would accelerate aggressively for fun. First time it happened was -20 degrees Celsius, so I just started the car waited like a minute and started to drive. The worst case scenario is a car owner who keeps driving the vehicle because it "seems like it's driving just fine. 2 CL-S, Car shaking under acceleration Did you try the cylinder balance test as suggested and yes, a vehicle can 'miss' under a load and not cause a CEL. If your car has rear wheel drive (RWD), power from the engine to the rear axle and connected wheels is delivered through the driveshaft (or propeller shaft). Check engine light has been on. 328i Engine shaking violenlty and check engine light This is the second time this has happened when driving. Car stops shaking when foot is taken off the - Answered by a verified Audi Mechanic We use cookies to give you the best possible experience on our website. It also seems as though the engine is pulling extra hard. I pulled over and shut the van off and restarted as indicated in the manual. Question: Why does my exhaust rattle when accelerating? Back; Page 1 of Car Trouble Identifying Weird Car Noises Build and Price a New Car. The code number at a minimum would be a good starting point to know how to best advise you. The light is a warning light alerting you to a problem. Not a car guy. Within seconds you will be able to find out why the check engine light is on. check engine light on, shakes, runs rough, loudly when i accelerate in the rec. It also didn't appear to be leaking and fluids and it never ran hot. Usually when an engine misfires under load it means the plug wires, coil wire or spark plugs are bad. Bring it to a shop to be checked. My BMW 325i started shaking and lost a lot of power and the check engine light turned on. I would have the check engine light checked; just because it isnt on doesn't mean there isn't a code in the system. Your engine mechanic can diagnose the issue and recommend the proper course of repairs. had it towed to the dealership where it took them 2 days to replicate the problem and then it finally turned on the check engine light. car begins to shake when acceleratingbecomes rather violent at 65+mph. I have a 2008 3. Actually, in automotive terms, a bank is a set of. Way back in early January, the check engine light came on briefly and the car showed similar symptoms (but very, very slightly). Problems with engine timing can also cause serious shaking. Question: Why does my exhaust rattle when accelerating? Back; Page 1 of Car Trouble Identifying Weird Car Noises Build and Price a New Car. I am not sure it is actually missing because the car never throughs an engine light. If your car isn't feeling jerky or strange when the check engine light comes on the first thing you should check is the gas cap. September 1, 2019 Cars-care. The squeak/chirp is only for the first half a send when the car is on (which still persists). right before I noticed the light, my vehicle was shaking and not accelerating normally. You don't need to use a scanner to reset Audi check engine light as long as the problem was resolved. There was no half engine light, but the car was shaking and when i tried to accelerate, it would just bog down. I was coming out of a stop and my car started shaking when I would try to accelerate, and running poorly. Hey I have a 2000 prerunner v6. The contact owns a 2011 Chevrolet Aveo. When getting back in my car and starting it, the check engine light came on, flashing on/off. My car shakes occasionally (when idling and accelerating). I had that problem before and using a carburetor cleaning product on the admission fixed it for a long time, but now it happened again and I can't fix it. Shook alot at the low speeds and I feared would die when I was at stop light. Auto mechanics say they get frequent calls from customers saying their car is vibrating. We bought a 2011 Equinox in May with 101K miles. If the Check Engine Light comes on, you may find any of the following codes: P0171, P0174 Lean fuel condition codes. If the car accelerates properly without issue, you may have located your problem. The check engine light came on and then the 'service traction control' came on but went off the next time I started it. The squeak/chirp is only for the first half a send when the car is on (which still persists). com 10/24/07 9:30 PM The criminal was the cyl 4 spark plug wire. Another words if I am not in a hurry I can just the ease the gas pedal down and the car runs great but if I need to accelerate quickly I am in trouble because the car will not allow me to do it. The entire XC90 vibrates, even when under light acceleration, but even more under hard acceleration. It sounds like it may be ignition related. Make sure your engine’s getting the necessary amount of oxygen it needs to operate. It was strange, never really paid any attention to it. My car shakes occasionally (when idling and accelerating). We were driving on the highway at highway speed when all of a sudden the car would not accelerate and an epc light came on, not a check engine light. Engine seized with no prior warning. During jerking, the engine light flashes like 10 times. While I was driving, my check engine light came on and my car started to lose speed. It's Monday morning, and you're on your way to work in your trusty car and truck. Went driving again and it stopped but soon the engine started shaking again but only while accelerating. Is there a burning smell coming from your car? If you regularly check your vehicle’s transmission fluid and notice that the color of the fluid has become blackish and has a burnt smell to it, it is time to bring your vehicle in for evaluation. The check engine light ("malfuntion indicator light") is on and the EPC Electronic Power Control light also. Then when I accelerate, it'll feel like it doesn't have much power and it'll shake pretty badly. With assistance from a mechanic that offers rebuilt engines in San Ramon, you can figure out why your vehicle is shaking or shuttering at traffic lights. It sounds like it may be ignition related. The normal steady CEL is simply monitoring emissions systems in the vehicle. It sounds like it is only running on 2-3 cylinders & shakes like an out of balance spin dryer. I have a 2004 Honda Accord. I took it to shop and got a tranny flush and had them check why engine light is on and they said it was just a malfunction so they reset it and I left there and my car chugged and light came back on. Now the check engine light is on even after restart. skipping/hesitation/shaking occurs only when accelerating and at all gears, The check engine light has not come on at all. This is a rather dangerous. Either it will randomly come on, or the past couple times have been that I hit a bump, the light will turn on, then soon after the car will shake. Why does the check engine light flash when accelerating and the car sputters and jerks? Answer A flashing check engine light means that something serious is wrong with the vehicle and you should. The car is shaking, and the check engine light is blinking. so technically thats a goodthing since now when they scan for. One of the most common problems that drivers experience is vehicle shaking. The car is now completely loses acceleration around 3,000 RPM's and is smoking (white) worse than ever. I only drove it back home luckily just a mile because I don't want to damage it. A flashing check engine light means stop driving the car, a check engine light on steady, means proceed with caution. It's one of the most common reasons why a car jerks when accelerating. Sometimes the car runs fine. i just took my car in at 79,777 miles and they replaced ta cat converter for free b/c of warranty, but charged me for turning the check engine light off and that was 105. The car now shudders under any acceleration. In some cases you need to pull over immediately to prevent damage while in others you merely need to tighten you gas cap next time you stop in order to reset the service engine soon light. com 10/24/07 9:30 PM The criminal was the cyl 4 spark plug wire. I gave it some gas and the shaking stopped when the engine revved. I have K-pro, and just recently installed a Greddy TI-C exhaust. Recently I started the car up and noticed the engine was shaking very roughly. you will cause more damage to. hey guys i own a 05 limited without the nav ,,194k lately the car was stuttering and shaking only when i touch the acceleration pad and theres no sign of check engine at all ! ive been suffering from this for a whole month was too busy to take it to the dealer!!. this all happened suddenly. Put a code reader on it, came back with P170. It runs like a new one. the check engine light being on sounds to me like a misfire, but when is blinking it means you catalytic converter is overheating, which probably means its clogged. It run much better now, Thanks for your help Mai **. Now I have been driving it like that to and from work. Insufficient burning inside the engine will make the car hesitates or jerks when driving. The "check engine" dashboard warning light is dreaded by drivers of all sorts of vehicle makes and models. I have a 2013 VW Jeta GLI my Check engine light came on this morning. But driving a car that constantly vibrates — causing your hands to shake on the steering wheel and maybe even your coffee to spill — would likely top the list for many of us. The check engine light is not on. car running rough/ shaking under acceleration I have no idea what's going on with my car, earlier this week I had a check engine light come on, I had the codes pulled and it was the imrc stuck open but the car was running fine so I wasn't too concerned. A steady light usually indicates minor problems, while the check engine light flashes only when there is a serious problem with your car. I hooked up my code scanner and there is no code being shown however, the check engine light flashed on last night while driving home. when I ease off the acc. Common Causes of Check Engine Light Car Shakes When Accelerating 1. " If you ignore a flashing check engine light it is entirely possible that the vehicle burns up the catalyst and causes engine damage. Bring it to a shop to be checked. This is because the gas emissions caused by newly combusted fuel get backed up. Any idea on what's going on? The check engine light is on but I dare not drive it for a long distance as the whole car is shaking when accelerated. Next steps: Get a garage to check the engine soon to avoid damaging the catalytic converter or diesel particulate filter. Just had the same problem with my 92 Celica. Usually when an engine misfires under load it means the plug wires, coil wire or spark plugs are bad. Your local NAPA AutoCare Center will be glad to check your trouble codes and help you get the problem. The 2003 Nissan Altima has 12 problems reported for horrible shaking and check engine yellow light is on. 00!!! THen 2 days later my car was shaking and the check engine light flashed so I took it back and they fixed the coil ignition. However, if you know what some of the most frequent caused of engine vibration are, you can not only avoid too much stress and worry, you can know. Previous Post: Check Engine Light Car Shakes When Accelerating. It is not that uncommon for the "check engine" light to serve as notice that a part needs attention. Some of the reasons why your car could be jerking when accelerating include: Causes of a Jerking Car Engine on Acceleration. I am not sure it is actually missing because the car never throughs an engine light.