What does code P2350 mean?

Q: What does code P2350 mean?

Cylinder 9 Pressure Variation High. P2350 indicates that the engine control module has detected an abnormal pressure variation in cylinder 9 during the combustion cycle, typically by monitoring crankshaft speed fluctuations or cylinder pressure sensor data. The computer sets this code when the variation exceeds a calibrated threshold, signaling a mechanical or fueling issue specific to that cylinder.

DTC codes / P23xx · Ignition system and misfire / P2350

P2350Cylinder 9 Pressure Variation High

P2350 indicates that the engine control module has detected an abnormal pressure variation in cylinder 9 during the combustion cycle, typically by monitoring crankshaft speed fluctuations or cylinder pressure sensor data. The computer sets this code when the variation exceeds a calibrated threshold, signaling a mechanical or fueling issue specific to that cylinder.

SystemPowertrain

Code typeGeneric (all makes)

SeverityMedium

Fix difficultyProfessional

AreaIgnition system and misfire

Guidance is general and written for all OBD-II vehicles. Exact tests and values vary by model, so confirm the fault before replacing parts.