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TuningBot DTC Database · v4.37.15

P1132 Subaru - Heated oxygen sensor (HO2S) 1 - voltage low

Manufacturer-specific interpretation for Subaru. All interpretations of P1132

P · PowertrainEmissionsOBD2

What P1132 means

P1132
Heated oxygen sensor (HO2S) 1 - voltage low Subaru · emissions Data confidence 62%

The control module detected that the Heated oxygen sensor (HO2S) 1 voltage stayed below the expected range. This is the manufacturer-specific definition used by Subaru.

Possible causes

  • Wiring
  • H025
  • ECM

Related and nearby codes

How to read P1132

P

Powertrain: engine, transmission and driveline systems.

1

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

132

Specific fault index within the subsystem.

Frequently asked questions about P1132

What does P1132 mean?

Heated oxygen sensor (HO2S) 1 - voltage low. The control module detected that the Heated oxygen sensor (HO2S) 1 voltage stayed below the expected range. This is the manufacturer-specific definition used by Subaru.

Is P1132 generic or manufacturer-specific?

P1132 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 P1132 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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