Service bulletins for the 2016 Subaru Crosstrek
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.
358 on file from NHTSA, as of 2026-10-19.
About P0400 on the 2016 Subaru Crosstrek: what the code means, and the bulletins and recalls about the same components.
By type
By component
By trouble code
Only bulletins with trouble code: P0400 are shown. Show all
| 11-197-20 | 2020-03-02. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. 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 / intake air temperatures are below freezing. |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.