# Service bulletin 09\-132\-25

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Service bulletin
- NHTSA id: 11016215
- Published by NHTSA: 2025\-04\-01
- Manufacturer's number: 09\-132\-25
- Manufacturer's date: 2025\-03\-24
- NHTSA component: ENGINE

## NHTSA's summary

This Bulletin announces the Service Manual Correction for the diagnostic procedures to be followed when performing diagnostic repairs for diagnostic trouble codes \(DTCs\) P26A6 \(Engine Coolant Bypass Valve “A” Position Sensor Circuit Low\) and P26A7 \(Engine Coolant Bypass Valve “A” Position Sensor Circuit High\). Refer to the service procedures in this bulletin when performing diagnosis on DTCs P26A6 and P26A7. This correction will be applied the Service Manual in the future.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2025/MC-11016215-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2025/MC-11016215-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Engine

## Trouble codes named

P26A6, P26A7

## Vehicles listed

- 2021 to 2025 SUBARU CROSSTREK
- 2019 to 2025 SUBARU FORESTER
- 2021 to 2025 SUBARU IMPREZA
- 2020 to 2025 SUBARU LEGACY
- 2020 to 2025 SUBARU OUTBACK

## Recalls for the same vehicles and component

- [23V723000](/recalls/nhtsa/23V723000.md), 2023-10-26: ENGINE AND ENGINE COOLING
- [22V473000](/recalls/nhtsa/22V473000.md), 2022-07-01: ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE \(ECU/ECM\); ELECTRICAL SYSTEM:WIRING
- [2019604](/recalls/tc/2019604.md), 2019-12-02: Engine
- [19V856000](/recalls/nhtsa/19V856000.md), 2019-12-02: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE \(PCV\)

## Other bulletins for the same vehicles and component

- [02\-196\-26R](/bulletins/11036811.md), 2026-09-03, Service bulletin: ENGINE. This service bulletin outlines the diagnostic and repair procedure for white smoke emitted from the exhaust after startup. This is an revised version of the original bulletin.
- [07\-231\-26](/bulletins/11036791.md), 2026-09-03, Service bulletin: ENGINE. This bulletin announces the service procedure for battery replacement on 2025\-2026MY Impreza and Crosstrek.
- [07\-242\-26](/bulletins/11035637.md), 2026-08-04, Service bulletin: ENGINE; STEERING. This bulletin outlines a repair procedure to be performed if DTC B2781 is set in the steering lock control module.
- [02\-193\-24R](/bulletins/11034269.md), 2026-07-02, Service bulletin: ENGINE. This bulletin provides updated parts information and a service procedure to follow for removing accumulated carbon deposits from fuel injectors and internal engine components \(e.g. intake valves and / or manifold, and combustion chambers\). \(This is an revised version of the original bulletin.\)
- [09\-74\-21R](/bulletins/11034264.md), 2026-07-02, Service bulletin: ENGINE; FUEL/PROPULSION SYSTEM. This bulletin provides updated parts information and a service procedure to follow for removing accumulated carbon deposits from fuel injectors and internal engine components \(e.g. intake valves and / or manifold, and combustion chambers\). \(This is an revised version of the original bulletin.\)
- [02\-196\-26](/bulletins/11034257.md), 2026-07-02, Service bulletin: ENGINE. This bulletin outlines the diagnostic and repair procedure for white smoke emitted from the exhaust after startup.
- [09\-130\-25R](/bulletins/11034243.md), 2026-07-02, Service bulletin: ENGINE. This bulletin announces the design change made to the exhaust manifold flange nut material that has been changed from stainless steel to medium carbon steel. This change also necessitates a revised tightening torque specification. \(This is an revised version of the original bulletin.\)
- [18\-240\-26](/bulletins/11034237.md), 2026-07-01, Service bulletin: ENGINE. "This bulletin provides a new diagnostic procedure for vehicles equipped with a Denso CP 1, 1.5 and 2.5 head units to provide an enhanced version of the troubleshooting steps for Sound does not come out from the speaker."
- [02\-193\-24R](/bulletins/11033065.md), 2026-06-01, Service bulletin: ENGINE. This bulletin provides updated parts information and a service procedure to follow for removing accumulated carbon deposits from fuel injectors and internal engine components \(e.g. intake valves and / or manifold, and combustion chambers\).
- [18\-230\-26](/bulletins/11033051.md), 2026-06-01, Service bulletin: ENGINE. This bulletin announces the diagnostic procedures to be used when DTCs B1571\(REFERENCE CODE INCOMPATIBILITY IMMOBILIZER CM TO ECM\) and B1572\(IMM CIRCUIT EXCEPT ANTENNA CIRCUIT\) are detected by Keyless Access with Push Button Start\(KACM\).

JSON: [/v1/bulletins/11016215](/v1/bulletins/11016215)

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