P0314Single Cylinder Misfire (Cylinder not Specified)
Generic (OBD-II) interpretation in the TuningBot DTC database.
P · PowertrainIgnitionDriveability: LimitedOBD2
What P0314 means
P0314
Single Cylinder Misfire (Cylinder not Specified)
Generic · ignition
Data confidence90%
The control module detected a fault associated with the Single Cylinder Misfire (Cylinder not Specified) circuit or function; the stored code identifies the affected component rather than a single failure mode.
Symptoms
Possible rough running and loss of power
MIL illuminated or flashing under load
Possible increased emissions
Possible causes
Engine mechanical fault
wiring
ignition/fuel system
injector
Recommended checks
Read misfire counters per cylinder
Check freeze frame conditions
Swap-test coil/plug between cylinders where applicable
Check injector operation and cylinder balance
Perform compression test if electrical checks pass
Powertrain: engine, transmission and driveline systems.
0
Generic SAE-standard code: same meaning on every make.
314
Specific fault index within the subsystem.
Frequently asked questions about P0314
What does P0314 mean?
Single Cylinder Misfire (Cylinder not Specified). The control module detected a fault associated with the Single Cylinder Misfire (Cylinder not Specified) circuit or function; the stored code identifies the affected component rather than a single failure mode.
Is P0314 generic or manufacturer-specific?
P0314 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove P0314 at file level?
If the fault logic lives in the ECU calibration, yes: our DTC Removal file service disables the specific fault entry. Checksum correction is not included: it is a separate, optional service. Not sure whether your case qualifies? Request a free assessment and our engineers will check your ECU file.
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