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TuningBot DTC Database · v4.37.15

P1514 Subaru - Idle air (IAC) control valve, circuit 3 - voltage low

Manufacturer-specific interpretation for Subaru. All interpretations of P1514

P · PowertrainEngineOBD2

What P1514 means

P1514
Idle air (IAC) control valve, circuit 3 - voltage low Subaru · engine Data confidence 80%

The control module detected that the Idle air (IAC) control valve, circuit 3 voltage stayed below the expected range. This is the manufacturer-specific definition used by Subaru.

Possible causes

  • Wiring
  • lAC valve
  • ECM

Related and nearby codes

How to read P1514

P

Powertrain: engine, transmission and driveline systems.

1

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

514

Specific fault index within the subsystem.

Frequently asked questions about P1514

What does P1514 mean?

Idle air (IAC) control valve, circuit 3 - voltage low. The control module detected that the Idle air (IAC) control valve, circuit 3 voltage stayed below the expected range. This is the manufacturer-specific definition used by Subaru.

Is P1514 generic or manufacturer-specific?

P1514 is a manufacturer-specific code. In this database it is documented for: Subaru. The same number can mean something different on other brands.

Can TuningBot remove P1514 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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