LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Subaru
>>
2022
>>
WRX Base, Automatic CVT Trans
>>
Repair and Diagnosis (Single Page)
>>
Engine Performance
>>
Testing & Diagnosis
>>
Engine Control System (Diagnostics) (2 Of 4)
>>
Diagnostic Procedure with Diagnostic Trouble Code (DTC)
>>
DTC P0604: Internal Control Module Random Access Memory (Ram) Error
>>
General description
>>
Execution Condition
April 5, 2026:
LEMON Manuals is launched!
Read the announcement.
Execution Condition
EXECUTION CONDITION - DIAGNOSIS 1
Secondary parameters
Execution condition
ECM initialization
RUN
EXECUTION CONDITION - DIAGNOSIS 2
Secondary parameters
Execution condition
None