LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Lexus
>>
2008
>>
GS 450h
>>
Repair and Diagnosis (Single Page)
>>
Engine Performance
>>
System
>>
Engine Control System - DTC P0604 - P3193, DTC U0001 - U0293
>>
DTC P0604 Internal Control Module Random Access Memory (RAM) Error
>>
Monitor Strategy
April 5, 2026:
LEMON Manuals is launched!
Read the announcement.
Monitor Strategy
MONITOR STRATEGY
Related DTCs
P0604: ECM RAM error
Required Sensors/Components (Main)
ECM
Required Sensors/Components (Related)
-
Frequency of Operation
Continuous
Duration
Within 1 second
MIL Operation
Immediately
Sequence of Operation
None