What does code P0302 mean on a Kia and is it safe to drive?
P0302: Cylinder 2 Misfire Detected. Here's what it means on your Kia, what usually causes it, what repairs typically cost, and how safe it is to keep driving.
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What this code means
The PCM has detected a misfire on cylinder 2. Same logic as P0301, but for a different cylinder.
Common causes for your Kia
- Worn or fouled spark plug on cylinder 2
- Failing ignition coil
- Leaking or clogged fuel injector
- Low compression on cylinder 2
Symptoms
- Check Engine Light
- Noticeable shaking, especially at idle
- Loss of power or hesitation
Typical fixes
- Replace spark plug/coil on cylinder 2
- Clean or replace injector
- Address internal engine problems if compression is low
Repair cost range
For a Kia, repairs for P0302 often fall between $150 and $900, depending on the cause and whether you use OEM or aftermarket parts. Labor rates vary by location.
Known issues on Kia
Kia P0302 on GDI engines often appears alongside P0300 when carbon buildup is the root cause. If only P0302 is present, isolate the coil and injector on cylinder 2. On 2.0L MPI Forte, P0302 is more likely a coil failure than carbon-related.
Most commonly affected models
Optima 2.4L GDI 2011–2015Sorento 2.4L 2011–2015Forte 2.0L 2014–2018