Auto-Dimming Mirror Circuit
2014-2014 Lincoln MKX 3.7L V6
The 2014 Lincoln MKX is equipped with a 3.7L V6 engine. Below you'll find detailed b0224 diagnostic code information including labor time estimates, cost ranges, and technician notes specific to this engine configuration.
Description
Malfunction in the auto-dimming rearview or side mirror circuit.
Symptoms
- Mirror does not dim at night
- Mirror stays dimmed all the time
- Green tint to mirror
- Compass display not working (if equipped)
Common Causes
- Faulty electrochromic mirror element
- Light sensor failure
- Wiring issue
- Mirror control module fault
Diagnostic Steps
- Check mirror power and ground
- Test light sensor inputs
- Inspect mirror connector
- Verify mirror settings in vehicle menu
Repair Notes
Replace auto-dimming mirror assembly.
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
B0224 on Other Vehicles
Lincoln Aviator
2003-2003 4.6L V8 DOHC
Lincoln Aviator
2004-2004 4.6L V8 DOHC
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
Common Questions
What does code B0224 mean on a 2014-2014 Lincoln MKX?
B0224 stands for "Auto-Dimming Mirror Circuit". Malfunction in the auto-dimming rearview or side mirror circuit.
What are the symptoms of B0224 on a Lincoln MKX?
Common symptoms of B0224 include: Mirror does not dim at night, Mirror stays dimmed all the time, Green tint to mirror, Compass display not working (if equipped).
What causes B0224 on a 2014-2014 Lincoln MKX?
Common causes of B0224 include: Faulty electrochromic mirror element, Light sensor failure, Wiring issue, Mirror control module fault.
Last updated: March 2026