P0400

DTC P0400-Reprogramming File Availability – 2015-2018 Subaru

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2018 Subaru Forester

NHTSA ID Number: 10171917 Manufacturer Communication Number: 11-197-20 Summary This bulletin announces availability of reprogramming files to optimize the Engine Control Module (ECM). These new files address concerns of the check engine light coming on and setting a DTC P0400: EGR “A” FLOW. The DTC can set if the ECM tests the EGR system when ambient / … Read more

Reprogramming File Availability for Hard Starting in Sub-Freezing Temperatures, DTC P0400 and Surging in High Altitudes – 2015-2020 Subaru

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Subaru Logo

NHTSA ID Number: 10188216 Manufacturer Communication Number: 11-200-20R Summary This bulletin announces the availability of reprogramming files to optimize the Engine Control Module (ECM).     NUMBER: 11-200-20R DATE: 02/13/20 REVISED: 02/03/21 APPLICABILITY: 2015-20MY Legacy and Outback 2017-20MY Impreza 2018-20MY Crosstrek 2019-20MY Crosstrek Hybrid (PHEV) 2019-20MY Forester SUBJECT: Reprogramming File Availability for Hard Starting in Sub-Freezing Temperatures, … Read more