# Service bulletin 14\-27\-21

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: 10188183
- Published by NHTSA: 2021\-03\-04
- Manufacturer's number: 14\-27\-21
- Manufacturer's date: 2021\-02\-17
- NHTSA component: ENGINE; EQUIPMENT

## NHTSA's summary

This bulletin announces the upcoming issuance to all retailers of an essential tool update kit for the Engine Support Assembly Kit \#J\-50135\-A.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10188183-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10188183-9999.pdf)

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

## Components

Engine, Equipment and accessories

## Vehicles listed

- 2019 to 2021 SUBARU ASCENT
- 2019 to 2021 SUBARU FORESTER
- 2017 to 2021 SUBARU IMPREZA
- 2020 to 2021 SUBARU LEGACY
- 2020 to 2021 SUBARU OUTBACK

## Recalls for the same vehicles and component

- [26V436000](/recalls/nhtsa/26V436000.md), 2026-07-07: EQUIPMENT:OTHER:LABELS
- [21V264000](/recalls/nhtsa/21V264000.md), 2021-04-15: ELECTRICAL SYSTEM:SOFTWARE; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE \(ECU/ECM\):SOFTWARE; ELECTRICAL SYSTEM:IGNITION; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE
- [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 \(PCV\)
- [2019536](/recalls/tc/2019536.md), 2019-10-25: Accessories
- [2019527](/recalls/tc/2019527.md), 2019-10-17: Engine
- [2019526](/recalls/tc/2019526.md), 2019-10-17: Engine
- [2019525](/recalls/tc/2019525.md), 2019-10-17: Engine
- [19V745000](/recalls/nhtsa/19V745000.md), 2019-10-17: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE \(PCV\)
- [19V744000](/recalls/nhtsa/19V744000.md), 2019-10-17: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE \(PCV\)

## Other bulletins for the same vehicles and component

- [09\-141\-26](/bulletins/11037946.md), 2026-10-05, Service bulletin: ENGINE; ELECTRICAL SYSTEM. This Bulletin provides a diagnostic procedure for customer concerns about hesitation, reduced acceleration, or lack of power when driving uphill or under heavy engine load.
- [09\-98\-22R](/bulletins/11036821.md), 2026-09-03, Service bulletin: ENGINE; ELECTRICAL SYSTEM. This bulletin announces the availability of new reprograming files for the Engine Control Module \(ECM\) developed to remedy the following DTCs: P0016, P0017, P0018, P0019, P0014, P0024, P0128, P2109. If any of the DTCs listed above are found to be stored in the ECM, follow the procedures outlined in the bulletin. This is an revised version of the original bulletin.
- [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.
- [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/10188183](/v1/bulletins/10188183)

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