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Home >> Subaru >> 2021 >> Crosstrek Base, Automatic CVT Trans >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transaxle (Diagnostics) (CROSSTREK) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC P0604: Internal Control Module Random Access Memory (Ram) Error >> General Description >> Diagnostic Method

Diagnostic Method

If the duration of time while the following conditions are met is longer than the time indicated, judge as NG.

Judgment value 

JUDGMENT VALUE SPECIFICATIONS

Malfunction Criteria Threshold Value
Error Correcting Code (ECC) check error Detect

Time needed for diagnosis:  Immediately

Malfunction indicator light illumination:  Illuminates as soon as a malfunction occurs.

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