Tail Light Circuit Malfunction
2014-2016 Tesla Model S P85D Dual Motor AWD 🇨🇦
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
- 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
- B0009Rear Center Airbag Deployment Circuit
- B0010Driver Side Airbag Deployment
B0094 on Other Vehicles
Tesla Cybertruck
2024-2024 Cyberbeast Tri Motor AWD
Tesla Cybertruck
2024-2024 Dual Motor AWD
Tesla Cybertruck
2024-2024 Single Motor RWD
Tesla Model 3
2017-2020 Long Range Dual Motor AWD
Tesla Model 3
2017-2020 Performance Dual Motor AWD
Tesla Model 3
2017-2020 Standard Range Plus Single Motor RWD
Tesla Model 3
2021-2024 Long Range Dual Motor AWD
Tesla Model 3
2021-2024 Performance Dual Motor AWD
Common Questions
What does code B0094 mean on a 2014-2016 Tesla Model S?
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 Tesla Model S?
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 2014-2016 Tesla Model S?
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.