Code result
P2348
Cylinder 9 Pressure Sensor Circuit
Moderate severity
What it means
A general electrical fault on the cylinder 9 combustion pressure sensor — used on engines with closed-loop combustion control (e.g. some Volvo and BMW direct-injection diesels) to measure cylinder pressure directly via a sensor at the glow plug or injector position.
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
Open circuit in sensor or wiring
highOne of the most commonly reported causes for this code — check this first.
Connector loose or oxidised
mediumA plausible cause — test and verify before replacing parts.
Related help
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