Q: Engine idle fluctuates

asked by on December 13, 2016

I just had my Troddle sensor put in last night...but the guy never reset my idle and its shifting rough what should i do??? Help

My car has 145000 miles.
My car has an automatic transmission.

The statements expressed above are only for informational purposes and should be independently verified. Please see our terms of service for more details

Get an instant quote for your car

Our certified mechanics come to you ・Backed by 12-month, 12,000-mile guarantee・Fair and transparent pricing


Experienced Mechanic?

Earn up to $70/hr

What others are asking

How do you fill the gas tank?
Your car has the Easy Fuel® system, which means there is no gas cap. That’s the only difference in terms of filling the tank up – you won’t have to remove the cap to start filling up. Here’s what you...
What does the automatic transaxle shift indicator mean?
The automatic transaxle shift indicator is located on your instrument panel. This indicator illuminates when the automatic transaxle shift position has been selected.
hard brake pedal with engine off no pedal when started replaced all brakes rear clyinders and master cylinder no air in lines
From the description provided, my first step would be double checking the connections at the master cylinder as well as double check the flexible brake lines at each wheel. A small leak can duplicate the brake pedal falling to the...
Metal sounds at startup and during driving
A couple of different items can cause the rattling you have described. The most likely would be a belt idler, belt tensioner, engine top end noise, or an engine knock. I would have this checked soon to prevent any further...
Engine died suddenly with no warning.
The engine may have lost spark or fuel pressure, or the timing belt might have broke. The ignition switch may have an intermittent open circuit which can cause stalling. If the vehicle can start back up right away, then I...
My inside ceiling of my car is starting to hang, how do I fix the carpet ?
Hello there, the cloth fabric that lines the roof of your 2008 Honda Civic is also called the headlines. It is not uncommon for headlines to fail over time. The headliner is replaceable (https://www.yourmechanic.com/article/how-to-replace-a-headliner-in-your-car) or in some cases able to...
Car shakes
What you are describing is a sign of warped brake rotors. As you may know, when you press on your brake pedal, this activates a hydraulic pressure which forces small pistons inside your brake calipers (https://www.yourmechanic.com/services/brake-pads-replacement) to push the brake...
Car runs rough sometime an engine diagnosis says I have a misfire in three of my six cylinders sometimes car runs smooth other tim
Hello, thank you for writing in. When it comes to a misfire on several cylinders, the vehicle is likely struggling with compression. If the issue was fuel or spark related, the engine would have a misfire code on all cylinders....
I have a 2011 Honda Accord the car was doing great until i now have to give it a little gas to start what could this mean ?
Hi Olivia. Thanks for sending in your question today. If you have to press the gas pedal to get your Honda Accord to start, then it's likely not a battery issue - but either dirty fuel system components or a...

Related articles

A Buyer’s Guide to the 2012 Kia Optima Hybrid
Kia Kia has really turned over a new leaf with their cars in the past few years, and the 2012 Kia Optima Hybrid is certainly no exception. With the same attractive design as the Optima, higher fuel efficiency, and a...
The Best Used Cars to Buy If Safety is #1
Maybe Maybe you’re a parent buying the first car for your teenager, or perhaps you’re a new parent and the safety of your little one is of the utmost importance. Or perhaps you're a safety-minded individual looking to make a...
The Top 5 Selling Cars in Georgia in 2012
Georgia Georgia offers drivers a mild climate with very little snow, but rain is a major factor. Previous best-selling cars in the area, such as the Escape, Fusion and Camry, have shown that residents prefer a mix of both SUV...