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TuningBot DTC Database · v4.37.15

P0186 Fuel Temperature Sensor B Circuit Range/Performance

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

P · PowertrainFuelOBD2

What P0186 means

P0186
Fuel Temperature Sensor B Circuit Range/Performance Generic · fuel Data confidence 90%

The control module judged the Fuel Temperature Sensor B signal implausible: it stayed inside electrical limits but did not match the value expected for the current operating conditions.

Possible causes

Fuel temperature sensor

Related and nearby codes

How to read P0186

P

Powertrain: engine, transmission and driveline systems.

0

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

186

Specific fault index within the subsystem.

Frequently asked questions about P0186

What does P0186 mean?

Fuel Temperature Sensor B Circuit Range/Performance. The control module judged the Fuel Temperature Sensor B signal implausible: it stayed inside electrical limits but did not match the value expected for the current operating conditions.

Is P0186 generic or manufacturer-specific?

P0186 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P0186 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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