Code result
P239E
O2 Sensor Out of Range During Deceleration Bank 1 Sensor 2
Moderate severity
What it means
O2 Sensor Out of Range During Deceleration Bank 1 Sensor 2: the control module has detected this fault condition. (Code P239E)
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
Sensor element slow or aged
highOne of the most commonly reported causes for this code — check this first.
Related help
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