Keyless Entry Receiver Circuit
2012-2019 Fiat 500 1.4L I4
Description
Malfunction in the keyless entry receiver module or its circuit. The receiver processes RF signals from the key fob.
Symptoms
- Remote lock/unlock not working
- No response from any key fob
- Physical key still works
Common Causes
- Faulty receiver module
- Antenna disconnected
- Wiring damage to receiver
- Receiver power supply issue
Diagnostic Steps
- Test receiver power and ground
- Check antenna connection
- Test with key fob held near receiver
- Scan for BCM codes
- Swap receiver if possible
Repair Notes
Replace keyless entry receiver module or repair antenna connection.
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
B0111 on Other Vehicles
Fiat 124 Spider
2017-2020 1.4L I4 Turbo
Fiat 126p Maluch
1973-2000 0.65L I2 Air-Cooled
Fiat 126p Maluch
1987-2000 0.7L I2 Air-Cooled
Fiat 500 Abarth
2012-2019 1.4L I4 Turbo
Fiat 500 BR
2011-2020 1.4L I4 Flex Fire Evo
Fiat 500 PL
2007-2025 1.0L I3 Hybrid FireFly 70
Fiat 500 PL
2007-2025 1.2L I4 Fire 69
Fiat 500 PL
2020-2025 Electric 42kWh
Common Questions
What does code B0111 mean on a 2012-2019 Fiat 500?
B0111 stands for "Keyless Entry Receiver Circuit". Malfunction in the keyless entry receiver module or its circuit. The receiver processes RF signals from the key fob.
What are the symptoms of B0111 on a Fiat 500?
Common symptoms of B0111 include: Remote lock/unlock not working, No response from any key fob, Physical key still works.
What causes B0111 on a 2012-2019 Fiat 500?
Common causes of B0111 include: Faulty receiver module, Antenna disconnected, Wiring damage to receiver, Receiver power supply issue.