Kia Engine Ignition & Valve Check
Engine Repair · Al Barsha, Dubai
Ignition coil pack on cylinder 3 showed intermittent spark failure under load, causing partial misfires..
Case 11 · Al Barsha
2021 Kia Sportage
- Response
- 20 min
- Completed in
- 2.0 Hours
- Location
- Al Barsha
The vehicle & the brief.
2021 Kia Sportage
Engine hesitation during acceleration, minor shudder at idle
20 minutes
2.0 Hours
How this case was solved.
A step-by-step breakdown of what we found, what we tested, what we replaced, and what we measured at the end.
- 01
Problem
Ignition coil pack on cylinder 3 showed intermittent spark failure under load, causing partial misfires.
- 02
Diagnosis
- 01OBD-II computer scan for active misfire codes
- 02Secondary ignition pattern test with oscilloscope
- 03Fuel injector pulse width check
- 03
Solution
Replaced faulty ignition coil, installed a fresh set of laser iridium spark plugs, and cleared error logs.
- 04
Result
Smooth acceleration profile restored; idle vibration completely eliminated.
What we replaced.
Only OEM or dealership-equivalent parts are used. Every part below was installed onsite and is covered by our 12–24 month warranty.
Total parts
02
- 01OEM Ignition Coil
- 02Laser Iridium Spark Plugs
Frequently asked questions.
01How often should spark plugs be replaced in Kia vehicles?
We recommend replacing spark plugs every 30,000 to 40,000 KM to maintain fuel efficiency and engine smoothness.
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