Close

Kia Sportage Rough Idle

Learn if it's a simple fix or time to seek out a trusted technician.

What are common reasons my Kia Sportage has a rough idle?

While there are a variety of reasons your Kia Sportage has a rough idle, the most common 3 are a vacuum leak, an issue with the spark plugs, or a problem with the ignition coil.
34%
of the time it's
Vacuum Leak
21%
of the time it's
Spark Plugs
15%
of the time it's
Ignition Coil

Get your Kia issue diagnosed by a professional

Find a high quality auto repair shop or dealer near you
x

Related Kia Sportage Questions

See what others are asking about their Kia Sportage. Get answers from RepairPal's community of auto experts and enthusiasts.
Does a bad intake gasket cause the car idle rough or sluggish take off?

Related Kia Sportage Problems

Find the most common driver-reported problems that are to blame when a Kia Sportage has a rough idle.
Check engine light illumination—combined with a lack of power or a stumble on acceleration—may be caused by the throt...
Kia Sportage Repairs and Prices
All costs based on RepairPal Fair Price Estimate™ averages. Actual prices may change depending on final diagnosis.

Kia Sportage Rough Idle Repair Symptoms

A failing ignition coil can create several symptoms: Check engine light comes on Engine runs poorly or stall Increased emissions Reduced fuel economy Car won’t start I...Read More
When spark plugs fail, the engine will struggle. The check engine light will come on, and it may appear either solid or flashing. The driver would likely notice one or more of t...Read More