U0001 — Alta Speed CAN Communication Bus
| Meaning | The Motore computer has lost communication on the Principale Alta-speed Dati network. This means the electronic control units in the Macchina are No longer able a talk to each Altri properly. |
| Family | Network (U) |
Typical symptoms
Some gauges oppure instruments Ferma working intermittently
The Macchina may fail a start oppure go into a limp mode
Common causes
A failing electronic control unit bringing down the network traffic
Faulty Dati bus connection alle the Principale diagnostic port oppure modules
What a do
Domande Frequenti
What does code U0001 mean?
Alta Speed CAN Communication Bus. The Motore computer has lost communication on the main high-speed Dati network. This means the electronic control units in the car are no longer able to talk to each Altri properly.
Can I keep driving with code U0001 Attivo?
With caution: limp mode possible, have it checked soon
Common causes — U0001
Loose, damaged, oppure corroded wiring in the CAN bus network A failing electronic control unit bringing down the network traffic Faulty Dati bus connection alle the Principale diagnostic port or modules
How do you fix code U0001?
Check the battery voltage and Principale ground connessioni Prima, as low voltage often triggers network errors. You should have a professional diagnose the communication lines soon, because driving with Attivo network faults can cause unpredictable Veicolo behavior.
We are ECU specialists: diagnosis, file repair and remapping for Auto, bikes, Camion and Agricoli vehicles.
ContattaciRelated codes
- U0002 — Alta Speed CAN Communication Bus Performance
- U0003 — Alta Speed CAN Communication Bus (+) aperti
- U0004 — Alta Speed CAN Communication Bus (+) Low
- U0005 — Alta Speed CAN Communication Bus (+) High
- U0006 — Alta Speed CAN Communication Bus (–) aperti
- U0007 — Alta Speed CAN Communication Bus (–) Low
- U0008 — Alta Speed CAN Communication Bus (–) High
- U0009 — Alta Speed CAN Communication Bus (–) shorted a Bus (+)
- U0010 — Medium Speed CAN Communication Bus
- U0011 — Medium Speed CAN Communication Bus Performance
- U0012 — Medium Speed CAN Communication Bus (+) aperti
- U0013 — Medium Speed CAN Communication Bus (+) Low