P0603 — Internal Control Module Keep Alive Memory (KAM) Errore
| Meaning | The Motore computer has detected a memory Errore in its permanent storage, which means it lost its long-term learned Dati when the key was turned SCONTO. This usually happens because di a sudden loss of Potenza a the computer oppure an internal fault on the circuit board. |
| Family | Powertrain (P) |
Typical symptoms
The Macchina might idle rough oppure feel different a drive after the battery was Disconnesso
Transmission shifting might feel unsettled as the system relearns driving habits
Common causes
A bad ground connection supplying the Motore computer
An internal hardware failure inside the Motore computer itself
What a do
Domande Frequenti
What does code P0603 mean?
Internal Control Module Keep Alive Memory (KAM) Errore. The Motore computer has detected a memory error in its permanent storage, which means it lost its long-term learned Dati when the key was turned SCONTO. This usually happens because di a sudden loss of Potenza a the computer oppure an internal fault on the circuit board.
Can I keep driving with code P0603 Attivo?
With caution: limp mode possible, have it checked soon
Common causes — P0603
A weak Macchina battery oppure loose battery terminals causing a temporary voltage drop A bad ground connection supplying the Motore computer An internal hardware failure inside the engine computer itself
How do you fix code P0603?
Check Il tuo battery health and Produttore sure the battery cables are clean and tight Prima, as Potenza drops often trigger this. If the battery and connessioni are solid, have a technician inspect the computer power supply circuits before considering a computer replacement.
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ContattaciRelated codes
- P0600 — Serial Communication Link Malfunction
- P0601 — Internal Control Module Memory Check Sum Errore
- P0602 — Control Module Programming Errore
- P0604 — Internal Control Module RAM Errore
- P0605 — Internal Control Module Sola Lettura Memory (ROM) Errore
- P0606 — Control module processor fault
- P0607 — Control Module Performance
- P0608 — Control Module VSS Output "A" Malfunction
- P0609 — Control Module VSS Output "B" Malfunction
- P0610 — Control Module Veicolo Options Errore
- P0611 — Fuel Injector Control Module Performance
- P0612 — Fuel Injector Control Module Relay Control