B0460
Infotainment System Communication Error
2001-2005 BMW 330i E46 3.0L I6
Low SeverityBodyGeneric (SAE)
Description
Communication loss between the infotainment head unit and other vehicle modules on the entertainment bus.
Symptoms
- Infotainment screen blank
- No audio output
- Navigation not working
- Vehicle settings inaccessible
- Backup camera not displaying
Common Causes
- Head unit internal failure
- CAN/MOST bus wiring issue
- Head unit software crash
- Power supply fault
- Connector corrosion
Diagnostic Steps
- Attempt system reboot (hold power button)
- Check head unit power and ground
- Scan for communication faults
- Inspect bus wiring
- Check for software updates
Repair Notes
Reboot head unit first. If persistent, check bus wiring or replace head unit.
Related Codes
Other Body Codes
- B0001Driver Frontal Stage 1 Deployment Control
- B0002Driver Frontal Stage 2 Deployment Control
- B0003Passenger Frontal Stage 1 Deployment Control
- B0004Passenger Frontal Stage 2 Deployment Control
- B0005Driver Knee Airbag Deployment Circuit
- B0006Passenger Knee Airbag Deployment Circuit
- B0007Rear Left Side Airbag Deployment Circuit
- B0008Rear Right Side Airbag Deployment Circuit
- B0010Driver Side Airbag Deployment
- B0011Driver Side Airbag Deployment Circuit Open
B0460 on Other Vehicles
Common Questions
What does code B0460 mean on a 2001-2005 BMW 330i E46?
B0460 stands for "Infotainment System Communication Error". Communication loss between the infotainment head unit and other vehicle modules on the entertainment bus.
What are the symptoms of B0460 on a BMW 330i E46?
Common symptoms of B0460 include: Infotainment screen blank, No audio output, Navigation not working, Vehicle settings inaccessible, Backup camera not displaying.
What causes B0460 on a 2001-2005 BMW 330i E46?
Common causes of B0460 include: Head unit internal failure, CAN/MOST bus wiring issue, Head unit software crash, Power supply fault, Connector corrosion.