Code result
P02A7
Cylinder 4 - Fuel Trim at Min Limit
Moderate severity
What it means
Per-cylinder fuel trim on cylinder 4 has reached its minimum correction limit. Cylinder running too rich structurally.
Is it safe to drive?
Use caution
The vehicle is usually drivable for short distances, but the problem can worsen or affect emissions. Diagnose and repair as soon as practical.
Most likely causes
Injector leaking on cylinder 4
highOne of the most commonly reported causes for this code — check this first.
Related help
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