2008 Genesis P0302: What It Means & Is It Safe to Drive?
P0302 on the 2008 Genesis: Cylinder 2 Misfire Detected. Here's what it means, what usually causes it, what repairs typically cost, and whether it's safe 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 on the 2008 Genesis
- 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 2008 Genesis, repairs for P0302 typically fall between $150 and $900, depending on the root cause and labor rates in your area.
Known issues on Genesis
Genesis cylinder 2 misfire diagnosis mirrors P0301. On GV80 3.5T, a coil swap across all cylinders is recommended before purchasing parts—the V6 layout makes coil swapping straightforward.
Most commonly affected models
G80 3.3T 2017–2023G70 2.0T/3.3T 2019–2023GV80 3.5T 2021–2024