B0093
Fog Light Circuit Malfunction
2016-2021 Mazda CX-3 2.0L I4
Low SeverityBodyGeneric (SAE)
Description
Malfunction detected in the fog light circuit affecting one or both fog lights.
Symptoms
- Fog lights not working
- One fog light out
- Fog light flickering
- Fog light fuse blowing
Common Causes
- Burnt out fog light bulb
- Corroded fog light socket
- Wiring damage from road debris
- Faulty fog light relay
- Switch failure
Diagnostic Steps
- Check fog light bulbs
- Test fog light relay
- Inspect wiring from switch to lights
- Check fog light fuse
- Test fog light switch continuity
Repair Notes
Replace bulb, relay, or repair wiring as needed.
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
B0093 on Other Vehicles
Common Questions
What does code B0093 mean on a 2016-2021 Mazda CX-3?
B0093 stands for "Fog Light Circuit Malfunction". Malfunction detected in the fog light circuit affecting one or both fog lights.
What are the symptoms of B0093 on a Mazda CX-3?
Common symptoms of B0093 include: Fog lights not working, One fog light out, Fog light flickering, Fog light fuse blowing.
What causes B0093 on a 2016-2021 Mazda CX-3?
Common causes of B0093 include: Burnt out fog light bulb, Corroded fog light socket, Wiring damage from road debris, Faulty fog light relay, Switch failure.