CAN Bus Message Timeout
2021-2024 Dacia Spring Electric 🇩🇪
Description
A required CAN bus message was not received within the expected time window, indicating a module is too slow to respond.
Symptoms
- Intermittent system faults
- Delayed responses from systems
- Warning lights that come and go
- Periodic feature dropouts
Common Causes
- Module processor overloaded
- CAN bus high traffic load
- Intermittent wiring connection
- Module firmware bug
- Power supply voltage drop to module
Diagnostic Steps
- Monitor CAN bus load percentage
- Check module software version for updates
- Test module power supply stability
- Check for intermittent wiring connections
- Scope CAN bus timing
Repair Notes
Update module software if available. Check power supply stability and wiring connections.
Related Codes
Other Network Codes
- U0001High Speed CAN Communication Bus
- U0002High Speed CAN Communication Bus Performance
- U0003High Speed CAN Communication Bus (+) Open
- U0004High Speed CAN Communication Bus (+) Low
- U0005High Speed CAN Communication Bus (+) High
- U0006High Speed CAN Communication Bus (-) Open
- U0007High Speed CAN Communication Bus (-) Low
- U0008High Speed CAN Communication Bus (-) High
- U0009High Speed CAN Communication Bus Shorted Together
- U0010Medium Speed CAN Communication Bus
U1006 on Other Vehicles
Dacia Bigster
2025-2025 1.2L I3 Turbo TCe 130
Dacia Bigster
2025-2025 1.6L I4 Hybrid 155
Dacia Duster
2017-2024 1.0L I3 TCe
Dacia Duster
2017-2024 1.3L I4 TCe
Dacia Duster
2017-2024 1.5L I4 dCi
Dacia Duster
2024-2025 1.0L I3 TCe 100 LPG
Dacia Duster
2024-2025 1.2L I3 Hybrid TCe 130
Dacia Duster PL
2018-2025 1.0L I3 Turbo TCe 100
Common Questions
What does code U1006 mean on a 2021-2024 Dacia Spring?
U1006 stands for "CAN Bus Message Timeout". A required CAN bus message was not received within the expected time window, indicating a module is too slow to respond.
What are the symptoms of U1006 on a Dacia Spring?
Common symptoms of U1006 include: Intermittent system faults, Delayed responses from systems, Warning lights that come and go, Periodic feature dropouts.
What causes U1006 on a 2021-2024 Dacia Spring?
Common causes of U1006 include: Module processor overloaded, CAN bus high traffic load, Intermittent wiring connection, Module firmware bug, Power supply voltage drop to module.