This bulletin announces availability of reprogramming files to optimize the Engine Control Module (ECM)....
Subaru technical service bulletin 11-192-19 for 2019-2020 Subaru Ascent.
- Bulletin number
- 11-192-19
- Component
- Electrical system
- Summary
- This bulletin announces availability of reprogramming files to optimize the Engine Control Module (ECM). The new files will address isolated concerns of an extended cranking (hard starting) condition. They will also address a DTC P1604 which may be stored in the ECM memory without illuminating the Check Engine light.
Owners of these vehicles have filed 261 complaints in the electrical category.
Vehicles covered
- Subaru Ascent 2019-2020 20192020
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