B0094
Tail Light Circuit Malfunction
2016-2021 Mazda CX-3 2.0L I4
Moderate SeverityBodyGeneric (SAE)
Description
Malfunction in the tail light circuit. One or both tail lights are not operating correctly.
Symptoms
- Tail light not working
- Tail light flickering
- Fuse blowing repeatedly
- Other drivers flashing headlights at you
Common Causes
- Burnt out tail light bulb
- Corroded bulb socket
- Wiring damage in trunk/hatch area
- Faulty body control module output
- Ground circuit failure
Diagnostic Steps
- Check tail light bulbs
- Inspect bulb socket for corrosion
- Test circuit voltage at socket
- Check ground wire
- Test BCM output for tail light circuit
Repair Notes
Replace bulb and clean socket. Repair ground circuit if corroded.
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
B0094 on Other Vehicles
Common Questions
What does code B0094 mean on a 2016-2021 Mazda CX-3?
B0094 stands for "Tail Light Circuit Malfunction". Malfunction in the tail light circuit. One or both tail lights are not operating correctly.
What are the symptoms of B0094 on a Mazda CX-3?
Common symptoms of B0094 include: Tail light not working, Tail light flickering, Fuse blowing repeatedly, Other drivers flashing headlights at you.
What causes B0094 on a 2016-2021 Mazda CX-3?
Common causes of B0094 include: Burnt out tail light bulb, Corroded bulb socket, Wiring damage in trunk/hatch area, Faulty body control module output, Ground circuit failure.