Code result
P23C1
NOx Sensor Sensing Element Bank 1 Sensor 3
Moderate severity
What it means
NOx Sensor Sensing Element Bank 1 Sensor 3: the control module has detected this fault condition.
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 poisoned by silicone or sulphur
highOne of the most commonly reported causes for this code — check this first.
Related help
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