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P238A
Water in Fuel Sensor B Circuit
Generic · engine
Data confidence
65%
The control module detected improper operation of the Water in Fuel Sensor B circuit.
TuningBot DTC Database · v4.37.15
P238A Water in Fuel Sensor B Circuit
Generic (OBD-II) interpretation in the TuningBot DTC database.
What P238A means
Related and nearby codes
How to read P238A
P
Powertrain: engine, transmission and driveline systems.
2
Generic SAE-standard code: same meaning on every make.
38A
Specific fault index within the subsystem.
Frequently asked questions about P238A
What does P238A mean?
Water in Fuel Sensor B Circuit. The control module detected improper operation of the Water in Fuel Sensor B circuit.
Is P238A generic or manufacturer-specific?
P238A is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove P238A 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