# Service bulletin 15\-280\-21R

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: 10191573
- Published by NHTSA: 2021\-05\-04
- Manufacturer's number: 15\-280\-21R
- Manufacturer's date: 2021\-04\-13
- NHTSA component: POWER TRAIN; ELECTRICAL SYSTEM

## NHTSA's summary

Vehicles equipped with manual transmission and push\-button start will follow DCM replacement procedure as outlined in TSB 15\-279\-21: Gen1 Telematics DCM Replacement for 3G Sunset which is applicable to manual transmission vehicles with push\-button start ONLY.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10191573-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10191573-9999.pdf)

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

## Components

Electrical system, Transmission and driveline

## Vehicles listed

- 2016 to 2018 SUBARU CROSSTREK
- 2016 to 2018 SUBARU FORESTER
- 2016 to 2018 SUBARU IMPREZA
- 2016 to 2018 SUBARU LEGACY
- 2016 to 2018 SUBARU OUTBACK
- 2017 to 2018 SUBARU WRX

## Recalls for the same vehicles and component

- [2021228](/recalls/tc/2021228.md), 2021-04-15: Electrical
- [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
- [19V743000](/recalls/nhtsa/19V743000.md), 2019-10-18: ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM:IGNITION
- [18V773000](/recalls/nhtsa/18V773000.md), 2018-11-01: ELECTRICAL SYSTEM:SOFTWARE; FUEL SYSTEM, GASOLINE
- [15V794000](/recalls/nhtsa/15V794000.md), 2015-11-24: POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT; POWER TRAIN:DRIVELINE:DRIVESHAFT
- [2015555](/recalls/tc/2015555.md), 2015-11-23: Powertrain
- [15V502000](/recalls/nhtsa/15V502000.md), 2015-08-10: POWER TRAIN:AUTOMATIC TRANSMISSION; POWER TRAIN:DRIVELINE:DRIVESHAFT
- [2015358](/recalls/tc/2015358.md), 2015-08-06: Powertrain

## Other bulletins for the same vehicles and component

- [SubaruNet Announcement \(M](/bulletins/11037943.md), 2026-10-05, Other: ELECTRICAL SYSTEM; UNKNOWN OR OTHER. This announcement provides information on a new software update for the Midtronics Dss and DCA machines.
- [SubaruNet Announcement \(T](/bulletins/11037942.md), 2026-10-05, Other: POWER TRAIN; ELECTRICAL SYSTEM. This announcement provides information on an enhancement of the TechShare CVT diagnostic assitance application.
- [18\-244\-26](/bulletins/11037938.md), 2026-10-05, Service bulletin: ELECTRICAL SYSTEM. "This Bulletin announces additional troubleshooting steps for the following DTCs: DTC C1956: RH Actuator Circuit DTC C1957: LH Actuator Circuit"
- [15\-333\-25R](/bulletins/11037929.md), 2026-10-05, Service bulletin: UNKNOWN OR OTHER; ELECTRICAL SYSTEM. This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure. This is an revised version of the original bulletin.
- [15\-304\-22R](/bulletins/11037927.md), 2026-10-05, Service bulletin: ELECTRICAL SYSTEM. This bulletin has been developed to outline the steps for gathering basic but essential information during diagnosis of Infotainment concerns. This is an revised version of the original bulletin.
- [16\-158\-26](/bulletins/11036814.md), 2026-09-03, Service bulletin: POWER TRAIN. This bulletin provides guidance when diagnosing chain slip, judder, shudder, and hesitation concerns on the TR580 model CVT transmissions used in the models listed.
- [16\-156\-25R](/bulletins/11036810.md), 2026-09-03, Service bulletin: POWER TRAIN. This bulletin announces a design change made to the CVT Control Valve Body. The updated valve body incorporates an enhanced valve sleeve to improve durability. This is an revised version of the original bulletin.
- [16\-154\-25R](/bulletins/11036809.md), 2026-09-03, Service bulletin: POWER TRAIN. This Service Information Bulletin announces the release of a new diagnostic assistance application for TR690 and TR580 CVT\-equipped vehicles. This is an revised version of the original bulletin.
- [15\-308\-23R](/bulletins/11036807.md), 2026-09-03, Service bulletin: ELECTRICAL SYSTEM. This Service Information Bulletin outlines a systematic procedure for diagnosing parasitic draw \(dark/standby current\) in vehicles experiencing battery drain when the ignition is off, leading to no\-start conditions or frequent jump\-starts.This is an revised version of the original bulletin.
- [16\-132\-20R](/bulletins/11036806.md), 2026-09-03, Service bulletin: POWER TRAIN. This Bulletin provides updated diagnostic procedures to follow and a brief questionnaire to complete when diagnosing an alleged Chain Slip condition on the TR580 and TR690 model CVT transmissions used in the models listed. This is an revised version of the original bulletin.

JSON: [/v1/bulletins/10191573](/v1/bulletins/10191573)

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