Code result
P043E
EVAP System Leak Detection Reference Orifice Low Flow
Moderate severity
What it means
During the EVAP leak-detection self-test, the calibration airflow through the reference orifice is below the expected rate. The orifice may be partially blocked.
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
Reference orifice partially blocked
highOne of the most commonly reported causes for this code — check this first.
Related help
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