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TuningBot DTC Database · v4.37.15

P231D Cylinder 10 Air - Fuel Ratio Imbalance - Adjustment At Limit During Balance

Generic (OBD-II) interpretation in the TuningBot DTC database.

P · PowertrainEngineOBD2

What P231D means

P231D
Cylinder 10 Air - Fuel Ratio Imbalance - Adjustment At Limit During Balance Generic · engine Data confidence 65%

The control module detected a fault associated with the Cylinder 10 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.

Related and nearby codes

How to read P231D

P

Powertrain: engine, transmission and driveline systems.

2

Generic SAE-standard code: same meaning on every make.

31D

Specific fault index within the subsystem.

Frequently asked questions about P231D

What does P231D mean?

Cylinder 10 Air - Fuel Ratio Imbalance - Adjustment At Limit During Balance. The control module detected a fault associated with the Cylinder 10 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 P231D generic or manufacturer-specific?

P231D is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P231D 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

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