Infotainment System Communication Error
2018-2018 Lincoln MKX 3.7L V6
The 2018 Lincoln MKX is equipped with a 3.7L V6 engine. Below you'll find detailed b0460 diagnostic code information including labor time estimates, cost ranges, and technician notes specific to this engine configuration.
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
- B0001Driver Frontal Stage 1 Deployment Control
- B0002Driver Frontal Stage 2 Deployment Control
- B0002Driver Frontal Stage 2 Deployment Control
- B0003Passenger Frontal Stage 1 Deployment Control
- B0003Passenger Frontal Stage 1 Deployment Control
- B0004Passenger Frontal Stage 2 Deployment Control
- B0004Passenger Frontal Stage 2 Deployment Control
- B0005Driver Knee Airbag Deployment Circuit
- B0005Driver Knee Airbag Deployment Circuit
B0460 on Other Vehicles
Lincoln Aviator
2005-2005 4.6L V8 DOHC
Lincoln Aviator
2020-2020 3.0L Twin-Turbo V6
Lincoln Aviator
2020-2020 3.0L V6 Twin Turbo
Lincoln Aviator
2020-2020 3.0L V6 Twin Turbo Hybrid
Lincoln Aviator
2021-2021 3.0L Twin-Turbo V6
Lincoln Aviator
2021-2021 3.0L V6 Twin Turbo
Lincoln Aviator
2021-2021 3.0L V6 Twin Turbo Hybrid
Lincoln Aviator
2022-2022 3.0L Twin-Turbo V6
Common Questions
What does code B0460 mean on a 2018-2018 Lincoln MKX?
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 Lincoln MKX?
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 2018-2018 Lincoln MKX?
Common causes of B0460 include: Head unit internal failure, CAN/MOST bus wiring issue, Head unit software crash, Power supply fault, Connector corrosion.
Last updated: March 2026