Feilkodeindeks · medium
P0604
Internal control module RAM error
Internal control module RAM error
Applies to: Generic SAE definition - verify applicability to the specific X-TYPE variant · Confidence: Generic SAE definition (not Jaguar-specific)
Common causes
- ECM internal fault
Quick checks
- Scan access: Generic OBD-II scan tool
Typical fixes
- Replace and re-code the ECM