FixVault
Home
›
Lexus
›
2007
›
IS 250 RWD, Standard
›
Repair and Diagnosis
›
Engine Performance
›
System
›
Engine Control System (4GR-FSE) - DTC P0171 - P0606
›
DTC P0604 Internal Control Module Random Access Memory (RAM) Error
›
Typical Malfunction Thresholds
Typical Malfunction Thresholds
TYPICAL MALFUNCTION THRESHOLDS
Main CPU and sub CPU mirroring
Fail