Code result
P2350
Cylinder 9 Pressure Variation High
Moderate severity
What it means
Cylinder-to-cylinder pressure variation on cylinder 9 is above the calibrated maximum — combustion is unstable cycle-to-cycle, typical of partial misfire or injector seat erosion.
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
Rough combustion - excessive cycle-to-cycle variation
highOne of the most commonly reported causes for this code — check this first.
Injector intermittent on cylinder 9
mediumA plausible cause — test and verify before replacing parts.
Related help
Get the full diagnosis
Add your vehicle and see step-by-step repair help, recalls, and TSBs in Wrenchify.
Diagnose P2350 freeNo credit card required