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February 9, 2018 Service bulletin

2.0L Turbor Models only

Subaru technical service bulletin 07-133-18 for 2014-2017 Subaru Forester and 2015-2017 Subaru WRX.

Bulletin number
07-133-18
Component
Electrical system
Summary
2.0L Turbor Models only. This Service Information Bulletin announces design changes to the engine?s knock sensor which will help improve vehicle assembly line efficiency and increase durability. In some cases, the Check Engine light may illuminate and a knock sensor-related DTC set in the ECM memory: P0327, P0328, P0332 and P0333.

Owners of these vehicles have filed 355 complaints in the electrical category.

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