DTC B2228: MFD SDRAM
WARNING: This page is about a different car, the 2021 Subaru Ascent. However, it is still accessible from the selected car via links, so may be relevant.
DTC detecting condition:
When test data is written to a given area of SDRAM immediately after startup and verification detects malfunction.
Trouble symptom:
It malfunctions in each operation.
NOTE:
For the diagnostic procedure, refer to DTC B2225. Ref. to MULTI-FUNCTION DISPLAY (DIAGNOSTICS)>Diagnostic Procedure with Diagnostic Trouble Code (DTC)>DTC B2225 MFD INTERNAL COMMUNICATION .