# Service bulletin 02\-178\-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: 10155225
- Published by NHTSA: 2019\-03\-25
- Manufacturer's number: 02\-178\-18R
- Manufacturer's date: 2019\-02\-22
- NHTSA component: EQUIPMENT

## NHTSA's summary

This Service Information bulletin announces a design change made to the rubber timing hole access plug to improve its retention and prevent water intrusion into the converter case.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2019/MC-10155225-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2019/MC-10155225-9999.pdf)

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

## Components

Equipment and accessories

## Vehicles listed

- 2019 SUBARU ASCENT
- 2013 to 2019 SUBARU BRZ
- 2013 to 2015 SUBARU CROSSTREK
- 2016 to 2019 SUBARU CROSSTREK
- 2011 to 2019 SUBARU FORESTER
- 2012 to 2019 SUBARU IMPREZA
- 2013 to 2019 SUBARU LEGACY
- 2013 to 2019 SUBARU OUTBACK
- 2015 to 2018 SUBARU WRX
- 2015 to 2019 SUBARU WRX STI

## Recalls for the same vehicles and component

- [26V436000](/recalls/nhtsa/26V436000.md), 2026-07-07: EQUIPMENT:OTHER:LABELS
- [18V455000](/recalls/nhtsa/18V455000.md), 2018-07-10: EQUIPMENT:OTHER:LABELS; TIRES
- [2015249](/recalls/tc/2015249.md), 2015-06-04: Accessories
- [2015206](/recalls/tc/2015206.md), 2015-05-15: Accessories
- [2014413](/recalls/tc/2014413.md), 2014-09-22: Accessories
- [13V159000](/recalls/nhtsa/13V159000.md), 2013-04-24: EQUIPMENT
- [2013063](/recalls/tc/2013063.md), 2013-02-25: Accessories
- [13V061000](/recalls/nhtsa/13V061000.md), 2013-02-25: EQUIPMENT; ELECTRICAL SYSTEM
- [2012444](/recalls/tc/2012444.md), 2012-12-27: Accessories
- [12V254000](/recalls/nhtsa/12V254000.md), 2012-06-05: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

## Other bulletins for the same vehicles and component

- [03\-91\-23R](/bulletins/10253993.md), 2024-05-02, Service bulletin: EQUIPMENT; POWER TRAIN. This bulletin announces the design change made to the front drive axle shaft assemblies to address cases of a clicking/cracking\-type sound heard when driving with the steering wheel in the fully locked \(left or right\) position.
- [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.
- [09\-119\-24](/bulletins/10253930.md), 2024-05-02, Service bulletin: EQUIPMENT; ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. This bulletin announces the extended warranty coverage for the Thermo Control valve \(TCV\) used the the models listed. The coverage will be extended to \(15\) fifteen years / 150,000 miles.
- [09\-80\-21R](/bulletins/10253903.md), 2024-05-02, Service bulletin: EQUIPMENT; ENGINE AND ENGINE COOLING. This bulletin announces availability of a new thermo control valve assembly. The new valve contains an enhanced stainless steel internal shaft for optimized durability along with advanced water proofing for the sensor portion.
- [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.
- [07\-218\-23R](/bulletins/10252545.md), 2024-04-03, Service bulletin: ELECTRICAL SYSTEM; EQUIPMENT. To satisfy current supply demands, a new Subaru alternative replacement battery is now available.

JSON: [/v1/bulletins/10155225](/v1/bulletins/10155225)

[Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Service%20bulletin%2002-178-18R&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F10155225&vehicle=Service%20bulletin%2002-178-18R)