Check Engine Code
P0316
Misfire Detected on Startup (First 1000 Revolutions)
Severity: medium
DIY difficulty: 3/5
Typical cost: $40–$1000
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.
Related codes
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