# Service bulletin 15\-221\-18R

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: 10161820
- Published by NHTSA: 2019\-07\-01
- Manufacturer's number: 15\-221\-18R
- Manufacturer's date: 2019\-05\-10
- NHTSA component: EQUIPMENT

## NHTSA's summary

This bulletin provides helpful information about operating conditions observed in the field for Technicians to use when diagnosing customer concerns which may arise while operating Harman Gen 3.0 and 3.1 Navigation and Display Audio systems. We will continue to add to this bulletin as more information becomes available.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2019/MC-10161820-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2019/MC-10161820-9999.pdf)

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

## Components

Equipment and accessories

## Vehicles listed

- 2019 SUBARU ASCENT
- 2019 SUBARU BRZ
- 2018 to 2019 SUBARU CROSSTREK
- 2017 to 2019 SUBARU IMPREZA
- 2018 to 2019 SUBARU LEGACY
- 2018 to 2019 SUBARU OUTBACK
- 2019 SUBARU WRX
- 2019 SUBARU WRX STI

## Recalls for the same vehicles and component

- [26V436000](/recalls/nhtsa/26V436000.md), 2026-07-07: EQUIPMENT:OTHER:LABELS

## Other bulletins for the same vehicles and component

- [FAQ 15\-317\-24R](/bulletins/10253987.md), 2024-05-02, Service bulletin: EQUIPMENT; ELECTRICAL SYSTEM. T16 Warranty Extension \(15\-317\-24R\) Frequently Asked Questions.
- [FAQ 15\-318\-24R](/bulletins/10253981.md), 2024-05-02, Service bulletin: EQUIPMENT; ELECTRICAL SYSTEM. T16 VoLTE Warranty Extension \(15\-318\-24R\) Frequently Asked Questions.
- [15\-317\-24R](/bulletins/10253971.md), 2024-05-02, Service bulletin: EQUIPMENT; ELECTRICAL SYSTEM. In the interest of customer satisfaction, Subaru of America, Inc. \(SOA\) is extending the Data Communication Module \(DCM\) Warranty from 3 years \(36 months\) of 36,000 miles to 8 years \(96 months\) or 100,000 miles, whichever comes first.
- [15\-318\-24R](/bulletins/10253955.md), 2024-05-02, Service bulletin: ELECTRICAL SYSTEM; EQUIPMENT. This bulletin announces the availability of the DCM Bypass Box designed to be used as an alternative replacement part for Data Communication Module \(DCM\) in vehicles with no active STARLINK subscription. There will be a warranty extension for the DCM up to 8 years \(96 months\) or 150,000 miles.
- [15\-312\-23R](/bulletins/10252554.md), 2024-04-03, Service bulletin: ELECTRICAL SYSTEM; EQUIPMENT. This bulletin announces repair procedures to be used when diagnosing dark current draw \(parasitic draw\) on vehicles equipped with Gen 1 Data Control Modules.
- [15\-321\-23R](/bulletins/10252551.md), 2024-04-03, Service bulletin: EQUIPMENT; ELECTRICAL SYSTEM. This bulletin provides a repair procedure when diagnosing dark current draw on vehicles with GEN 1 Data Control Modules.
- [15\-256\-19R](/bulletins/10252542.md), 2024-04-03, Service bulletin: ELECTRICAL SYSTEM; EQUIPMENT. This bulletin provides information on a new reprogramming procedure \(FOTA\) to optimize the Harman Gen 3.1 Audio and Navigation head units \(H/U\) utilized in the models as listed.
- [15\-236\-18R](/bulletins/10252541.md), 2024-04-03, Service bulletin: EQUIPMENT; ELECTRICAL SYSTEM. This bulletin addresses the reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units utilized in the models as listed.
- [12\-321\-21R](/bulletins/10252539.md), 2024-04-03, Service bulletin: EQUIPMENT; STEERING. This bulletin announces the design change made to the cowl panel. The change was made to address a small number of cases where the rubber sealing portion becomes separated.
- [7\-219\-23R](/bulletins/10252536.md), 2024-04-03, Service bulletin: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT; ELECTRICAL SYSTEM. To satisfy current supply demands, a new Subaru alternative replacement battery is now available.

JSON: [/v1/bulletins/10161820](/v1/bulletins/10161820)

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