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Home >> Subaru >> 2018 >> WRX STI >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (Diagnostics) (2 Of 4) (STI) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC P062F: Internal Control Module EEPROM Error >> Diagnostic Method
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Diagnostic Method

Judge as NG when the following conditions are established.

Diagnosis 1 

JUDGMENT VALUE SPECIFICATION

Malfunction Criteria Threshold Value
Time needed for storing data in EEPROM ≥ 48 ms

Diagnosis 2 

JUDGMENT VALUE SPECIFICATION

Malfunction Criteria Threshold Value
EEPROM writing Error

Time needed for diagnosis: 

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