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TuningBot DTC Database · v4.37.15

P00B3 Radiator Coolant Temperature Sensor Circuit Low

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

P · PowertrainThermal_managementOBD2

What P00B3 means

P00B3
Radiator Coolant Temperature Sensor Circuit Low Generic · thermal_management Data confidence 85%

The control module detected that the signal in the Radiator Coolant Temperature circuit stayed below the expected operating range.

Related and nearby codes

How to read P00B3

P

Powertrain: engine, transmission and driveline systems.

0

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

0B3

Specific fault index within the subsystem.

Frequently asked questions about P00B3

What does P00B3 mean?

Radiator Coolant Temperature Sensor Circuit Low. The control module detected that the signal in the Radiator Coolant Temperature circuit stayed below the expected operating range.

Is P00B3 generic or manufacturer-specific?

P00B3 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P00B3 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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