The control module detected a fault associated with the Cylinder 5 Air - Fuel Ratio Imbalance - Adjustment At Limit During Balance circuit or function; the stored code identifies the affected component rather than a single failure mode.
TuningBot DTC Database · v4.37.15
P230E Cylinder 5 Air - Fuel Ratio Imbalance - Adjustment At Limit During Balance
Generic (OBD-II) interpretation in the TuningBot DTC database.
What P230E means
Related and nearby codes
How to read P230E
Powertrain: engine, transmission and driveline systems.
Generic SAE-standard code: same meaning on every make.
Specific fault index within the subsystem.
Frequently asked questions about P230E
What does P230E mean?
Cylinder 5 Air - Fuel Ratio Imbalance - Adjustment At Limit During Balance. The control module detected a fault associated with the Cylinder 5 Air - Fuel Ratio Imbalance - Adjustment At Limit During Balance circuit or function; the stored code identifies the affected component rather than a single failure mode.
Is P230E generic or manufacturer-specific?
P230E is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove P230E 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.
Other file services
Understand the system behind this code: Diagnostic Strategy and DTC Logic
