P0316 – Misfire Detected on Startup (First 1000 Revolutions)

Description

A misfire has been detected during the first 1000 engine revolutions.

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Symptoms

Rough idle
Hesitation
Poor acceleration
Hard starting
Check engine light

Causes

Worn spark plugs
Faulty ignition coils
Fuel injector issue
Vacuum leak
Low compression

Diagnosis

Check misfire counters
Inspect spark plugs
Test ignition coils
Check injector pulse
Perform compression test

Repair

Replace spark plugs
Replace faulty coils
Clean or replace injectors
Fix vacuum leaks
Repair compression issue