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Home >> Subaru >> 2018 >> Outback 3.6R Limited >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (Diagnostics) (P0171 To P0685) (H6DO) >> Diagnostic Procedure With Diagnostic Trouble Code (DTC) >> DTC P0604: Internal Control Module Random Access Memory (Ram) Error >> Diagnostic Method
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Diagnostic Method

Judge as NG when the following conditions are established.

JUDGMENT VALUE SPECIFICATION

Malfunction Criteria Threshold Value
Written value to RAM Not = Read out value

time needed for diagnosis:  32 ms x16time(s)

Malfunction Indicator Light Illumination:  Illuminates as soon as a malfunction occurs.