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TuningBot DTC Database · v4.37.15

P131C Intake air temperature (IAT) sensor - signal high

1 manufacturer-specific interpretation across 1 manufacturer in the TuningBot DTC database.

P · PowertrainEngineOBD2
Brand pages:Volvo

Volvo

1 interpretation
P131C
Intake air temperature (IAT) sensor - signal high Volvo · engine Data confidence 62%

The control module detected that the Intake air temperature (IAT) signal stayed above the expected range. This is the manufacturer-specific definition used by Volvo.

Possible causes

  • Wiring
  • short to positive
  • IAT sensor
  • ECM

Related and nearby codes

How to read P131C

P

Powertrain: engine, transmission and driveline systems.

1

Manufacturer-defined range: the meaning can differ between brands.

31C

Specific fault index within the subsystem.

Frequently asked questions about P131C

What does P131C mean?

Intake air temperature (IAT) sensor - signal high. The control module detected that the Intake air temperature (IAT) signal stayed above the expected range. This is the manufacturer-specific definition used by Volvo.

Is P131C generic or manufacturer-specific?

P131C is a manufacturer-specific code. In this database it is documented for: Volvo. The same number can mean something different on other brands.

Can TuningBot remove P131C 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

ECU tuningStage 1 dyno results for Volvo engines See the results →

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