Powertrain: engine, transmission and driveline systems.
0
Generic SAE-standard code: same meaning on every make.
157
Specific fault index within the subsystem.
Frequently asked questions about P0157
What does P0157 mean?
O2 Sensor Circuit Low Voltage (Bank 2 Sensor 2). The control module detected that the signal in the O2 Sensor circuit stayed below the expected operating range.
Is P0157 generic or manufacturer-specific?
P0157 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove P0157 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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