Code result
P242F
Particulate Filter Restriction Ash Accumulation Bank 1
Moderate severity
What it means
The diesel particulate filter on bank 1 reports backpressure attributable to ash (non-combustible residue from oil and fuel additives, not removable by regeneration). The filter has reached the end of its service life and needs cleaning or replacement.
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
DPF full of ash
highOne of the most commonly reported causes for this code — check this first.
Related help
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