Check Engine Code
P0316
Misfire Detected on Startup (First 1000 Revolutions)
What P0316 means
P0316 sets when misfires are detected within the first 1000 engine revolutions after startup. Typically points to startup-specific issues like cold injector flow, failing coil only when cold, or low cranking compression.
Symptoms
- Check engine light
- Rough cold start
- Smoothes out after warm-up
Likely causes (most common first)
- Worn / fouled spark plugs
- Cold-only failing ignition coil
- Leaky cold-start injector behavior
- Low compression (more pronounced cold)
- Carbon-fouled valves on direct-injection engines
Can I keep driving?
Medium — drivable but fix soon
Typical repair cost
DIY fixes can start near $40 (parts only). Shop repairs for P0316 typically run up to $1000 depending on the underlying cause and vehicle. Start with the most common cause — Worn / fouled spark plugs — before throwing parts at it.
Symptoms that match P0316
If you got here from a search query, one of these might describe what your car is actually doing:
Recommended parts & tools for P0316
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