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Home >> Subaru >> 2017 >> WRX Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (Diagnostics) (P0171 To P0685) (2.0L) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC P0605 Internal Control Module Read Only Memory (ROM) Error >> Diagnostic Method

Diagnostic Method

Judge as NG if the criteria below are met.

JUDGMENT VALUE SPECIFICATION

Malfunction Criteria Threshold Value
SUM value of ROM Malfunction

Time Needed for Diagnosis:  Less than 1 second

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