What causes Kia Optima to shake when idle?
Spark Plug Wires – While not every model and engine combination of vehicles today comes with spark plug wires (a lot are now coil on plug), if your Optima happens to have them, they can go bad and cause a rough idle. Here’s a great video on how to diagnose bad plug wires with a multimeter. 2. Vacuum Leak
Why does my Chevy Captiva shake at idle?
An engine misfire is the most common cause of a shaking idle, and as the engine stumbles and misfires, that should be seen in the tachometer as a drop in RPM. If the tachometer is rock steady, and the shaking seems worse in gear than out of gear, that’s a pretty good indication of a bad motor mount.
What causes rough idle on an Audi A4?
Ignition Coil Packs – Nearly all model years and engines use coil packs. These packs are fired by the engines computer at exactly the right time to provide the optimal ignition timing. If a coil pack goes bad, it’ll cause a misfire and rough idle condition.
What are the O2 sensors on a Kia Optima?
The oxygen sensors that are equipped in your Kia Optima are responsible for monitoring the exhaust to help the ECU determine the correct air/fuel mixture. Of all the sensors equipped in your vehicle, the O2 sensors may have it the hardest. They deal with super hot exhaust that can cover them in deposits that can leave them ineffective.
Spark Plug Wires – While not every model and engine combination of vehicles today comes with spark plug wires (a lot are now coil on plug), if your Optima happens to have them, they can go bad and cause a rough idle. Here’s a great video on how to diagnose bad plug wires with a multimeter. 2. Vacuum Leak
Are there any problems with the Kia Optima?
Kia Motor Optima owners have reported 70 problems related to engine shut off without warning (under the engine and engine cooling category). The most recently reported issues are listed below. Also please check out the statistics and reliability analysis of Kia Motor Optima based on all problems reported for the Optima.
What to do if Kia Sorento engine stalls?
I turned my 2013 Kia Sorento off, pulled the key out, waited 30 seconds and began to start the car up and it fired right up. I went ahead and took it to a Firestone right down the road from where I work. They had it for the entire day and they were able to replicate the same failure, however, no codes were present.
What was the p1326 code for Kia Optima?
P1326 engine code came on while driving 60mph on the interstate. Luckily was in far left lane when engine shut off and was safely able to get off freeway to a nearby gas station. Tl the contact owns a 2015 kia Optima. While driving 65 mph, the vehicle failed to accelerate, shuddered, lost power, and shut off without warning.
What makes a Kia Spectra stall out at idle?
A 2008 Kia Spectra started stalling out when idle. Revving the engine as soon as it started would prevent stalling, but as soon as it dropped below 1500 or so it would stall out again. Check engine light never appeared.
The oxygen sensors that are equipped in your Kia Optima are responsible for monitoring the exhaust to help the ECU determine the correct air/fuel mixture. Of all the sensors equipped in your vehicle, the O2 sensors may have it the hardest. They deal with super hot exhaust that can cover them in deposits that can leave them ineffective.
Ignition Coil Packs – Nearly all model years and engines use coil packs. These packs are fired by the engines computer at exactly the right time to provide the optimal ignition timing. If a coil pack goes bad, it’ll cause a misfire and rough idle condition.
An engine misfire is the most common cause of a shaking idle, and as the engine stumbles and misfires, that should be seen in the tachometer as a drop in RPM. If the tachometer is rock steady, and the shaking seems worse in gear than out of gear, that’s a pretty good indication of a bad motor mount.
Why does my Kia have no throttle response?
There is a recent TCM update for the software logic that came out on Jan 9th 2019 entitled “Acceleration Logic Improvement”. The fix has been applied to my car (2016 GT-Line DCT AWD) and I have not encountered the serious hesitation / lack of throttle response since having this applied.
Why does my Kia feel like it is not warmed up?
Sat at red lights at classic 4-way crossroads junction, indicator on to turn left. Lights go green, make the turn, starting to unwind steering and press the accelerator pedal a little more. Car acts as if I’ve taken my foot off the pedal completely. Car was not warmed up.
Why does my Kia have a slow start?
This is NOT the problem that others describe of the DCT gearbox behaviour where the revs rise and the clutch appears to slip making starts from rest slow & ponderous, particularly up steep inclines or with a heavy load. I do believe this is just a feature of the DCT box that you have to get along with.
Is there a problem with the Kia Optima exhaust?
The problem exists, and if Kia doesn’t make an effort to correct it, someone is going to get killed when they pull onto a busy highway, expecting the car to accelerate properly, only to have it choke, and along comes a tractor trailer that cannot stop and boom-they’re dead. I hope it isn’t me.
Is there check engine light on Kia Optima?
It’s not happening every time, but when it does the Kia is accelerating with a delay or it seems like it stutters before accelerating. Today for the first time we had the Check Engine Light show up for more than just a few seconds.
Why does my Kia Optima jump at stop signs?
Car jumps at stop signs after taking foot off of brake. Then when accelerating, it acts as though I am flooring it and jolts forwards. Or dies. Whether I’m starting from a stopped position, especially pulling into a busy road way, the car will build up to switch gears to accelerate and then power drops off.
Why did my Kia Optima engine shut off without warning?
The vehicle’s engine stalled & shut off without warning, while I was driving in traffic. It gave zero prior warning, there were no warning lights, no sputtering, no indication of an issue. At the time, it had a quarter tank of gas (at least the gauge said so).
What kind of gas does a Kia Optima use?
Fuel consumption for the 2015 Kia Optima is dependent on the type of engine, transmission, or model chosen. The Kia Optima currently offers fuel consumption from 7.9 to 8.5L/100km. The Kia Optima is available with the following fuel type: ULP.
What’s the price of a 2015 Kia Optima?
Kia Optima 2015 Price and Specs Kia Optima Model Specs Price from Price to GT 2.0L ULP 6 SP AUTO $17,400 $24,200 GT NAV (red Leather) 2.0L ULP 6 SP AUTO $17,400 $24,200 Platinum 2.4L ULP 6 SP AUTO $14,200 $20,020 Si 2.4L ULP 6 SP AUTO $10,500 $15,400
What does the 2015 Kia Optima look like?
The cabin of the 2015 Kia Optima keeps it sporty and clean, with a classy, minimalist cockpit look that reminds us of Audi’s interiors of a few years ago, with a wide rectangular bank of controls canted toward the driver.
What kind of gas mileage does the Kia Optima get?
The 2015 Kia Optima Hybrid wows with its 38-mpg EPA Combined rating. The 2015 Kia Optima gets reasonably good fuel economy, although it isn’t anything that far from the norm, among mid-size sedans.
Which is better Kia Optima or Kia Cadenza?
We think that if you’re considering the top-of-the-line Optima SX-L you should also consider the new Kia Cadenza, which is a roomier, more luxurious car overall. The 2015 Kia Optima meets all your needs in a sensible four-door sedan, but exceeds expectations for more flair and features.
How often do Kia OPTIMAS have engine problems?
Based on the ownership experience data collected by CarComplaints.com, these failures resulted in over $5,000 repair bills, requiring owners to replace their engines altogether. Most experienced their engine issues around 92,000 miles.
Does a Kia Optima have a timing belt or timing chain?
The 1.6L Turbocharged 4 cylinder Kia Optima engine from 2016 to 2020 has a timing chain and is interference. The 2.5L V6 Kia Optima engine from 2001 has a timing belt and is interference. 2.4L 4 Cyl.
Which is the worst model year for Kia Optima?
However, the site claims 2011 is the worst model year, based on the severity of problems reported, higher average costs to repair, and the average mileage of the vehicle when the issues arose. The most significant problem is worrisome as it relates to engine failure.
What’s the price of a 2008 Kia Optima?
With a Manufacturer’s Suggested Retail Price (MSRP) starting around $17,000, the base 2008 Kia Optima LX’s value is obvious. The four-cylinder EX starts around $20,000 and includes numerous worthwhile additional features.
What’s the 0 to 60 time on a Kia Optima?
The car is not fast, but it has plenty of pep and the acceleration feels effortless under most circumstances. Though the car is not fast, the power delivery is even, and this makes this car feel faster than what it really is. You can expect a 0 to 60 time of just under 9 seconds with this car.
When did Kia Optima start using OBD’s?
OBD-II review 1. OverviewThe California Air Resources Board (CARB) began regulation of On Board Diagnostics (OBD) for vehicles sold in California beginning with the 1988 model year. The first Engine Control Module (ECM).
Are there any changes to the Kia Optima?
Kia Motors reserves the right to make changes at any time as to vehicle availability, destination, and handling fees, colors, materials, specifications, features, accessories, packages, and models. All Optima trims receive a sporty look front and rear.
How big is the screen on a Kia Optima?
A standard 8-inch color touch-screen makes it easy to use the infotainment system. Infotainment system includes the following features: <p>Warning: Driving while distracted can result in a loss of vehicle control that may lead to an accident, severe personal injury, and death.
Kia Motors reserves the right to make changes at any time as to vehicle availability, destination, and handling fees, colors, materials, specifications, features, accessories, packages, and models. All Optima trims receive a sporty look front and rear.
What are the fog lights on a Kia Optima?
Projection fog lights help boost the illumination of the road ahead and complement the front-end styling of the Optima. Seamlessly integrated into the lower front fascia, the LED front fog lights offer a dramatic look while providing crisp illumination. The rear LED combination lamps bring striking style to the Optima.
What happens when your fuel trim is low?
In the warm-up phase, if your long term fuel trim is low, the car will stall since it is injecting less fuel than it was calibrated for. When you disconnected the battery, you reset the fuel trim adaptation, making all the values reset back to zero (no fuel is being trimmed).
What causes the Check Engine light to turn off at idle?
At idle, the ECM will not get the correct information and the throttle will variate randomly causing idle surges. The check engine light will randomly turn on and off even if the car is running smoothly without any jerks and stalling.
How to troubleshoot an automotive engine high idle?
The troubleshooting procedure for high and low idle conditions are similar, which are included in the following: Step 1 – If the check engine or service engine light soon has illuminated retrieving the diagnostic trouble codes could lead you in the right direction of what the problem is, or is related too.
What’s the top speed of a Kia Optima?
Engine elk not go above 2500 rpm, I can shift at that speed with manual transmission, so top speed is 70 mph but getting there is slow. Engine light is on, no diagnosis or repairs yet.
What does it mean when Kia Optima won’t start?
The first and most common is when it won’t turn over. This just means that the engine doesn’t move when you turn the key. The second way that your Optima won’t start is when the engine turns when you engage the starter, but it won’t fire and run on its own.
Why does my Kia Optima shake when I ID?
If an oxygen sensor goes bad, it can make your Optima 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
How much does a Kia Optima check engine light cost?
The average cost for a Kia Optima Check Engine Light Diagnosis & Testing is between $88 -$111. Learn More
How often does Kia Optima miss a dead stop?
It occurs 3 or 4 times every 6 months. I began writing it down to show the Service department, but I’ve been told that if Kia can’t “replicate” the issue, they refuse to take action. The car misses or hesitates up to 6 or 7 seconds when starting from a dead stop.
What kind of valve timing does a Kia have?
I Believe This Kia Has CVVT (Constant Variable Valve Timing). Are you getting a fault code for a misfire on cylinder #3 and is that the only code (s) you have retrieved ? Since switching coils around didn’t help, maybe the problem is with the valve timing system, even the OCV (Oil Control Valve) component.
What kind of valve lifter does a Kia use?
I’m not real familiar with the Kias but most vehicles like this use mechanical valve lifters. This means that valve lash should be inspected and adjusted regularly. If not, it’s possible for a valve, or valves, to tighten up and prevent their closing. This in turn will burn the valve face and valve seat. This is most common with the exhaust valves.
When do Kia Sorento engines hesitate during acceleration?
Kia Sorento Engine hesitates during acceleration Inspection at your home or office. Our certified mobile mechanics come to you 7 days a week between 7 AM and 9 PM. Our certified mobile mechanics can come to you now.
Why does my Toyota Corolla hesitate during acceleration?
When a vehicle is hesitating during acceleration, it should be inspected by a mechanic. A vehicle with a combustion (gas or diesel) engine requires an exact mixture of fuel and air to run efficiently. If this mixture is thrown off in any way, it may result in an engine running too lean (not enough air), or too rich (not enough fuel).
Can a bad ignition coil cause an engine to stop?
Some ignition systems will use one coil to provide the spark for all of the cylinders, however most newer designs use an individual coil for each cylinder. As the ignition coil is the component responsible for generating the engine spark, any problems with it can quickly lead to engine performance issues.
What are the ignition coils?
Ignition coils are an electronic engine management component that are a part of the vehicle’s ignition system. The ignition coil functions as an induction coil that converts the vehicle’s 12 volts into the several thousand that are required to jump the spark plug gap and ignite the engine’s air-fuel mixture.
How often should ignigtion coils be replaced on Kia Rios?
I have had to change THREE of the engine coils. Luckily it’s all under warranty so it costs me nothing but time and aggravation at the dealer. The dealer said that usually all four have be replaced and then it should be fine and it is A fairly common problem with Kia Rios. They also said they usually go out every six-ish months.
What makes my ignigtion coils keep going bad?
See real prices for Greater Charlotte area auto repair shops and book now. Have replaced all 4 coils, and continues to have idle and running problems. Took to shop, they said it needs another coil. What the heck is making the coils go bad???
How many times have ignition coils been replaced?
Mine has been in shop 3 times for ignition coils. First time had less tha 10 thou and 2nd time year later 3 time year after that. It is a 2011 only has 60 thou miles all highway. Been maintenanced and oil changes. Been kept up dont understand cant keep shelling out 700 dollars
What happens if you overfill the oil in a Kia Optima?
Overfilling the engine oil may cause severe dieseling due to the churning effect. It may lead to engine damage accompanied with abrupt engine speed increment, combustion noise, and white smoke emission. High-speed travel consumes more fuel than urban motoring.