Speedometer Circuit Malfunction
2012-2016 Ferrari FF 6.3L V12 🇦🇺
Description
The speedometer gauge is not functioning or is displaying incorrect speed readings.
Symptoms
- Speedometer reads zero while driving
- Speedometer reads erratically
- Speedometer needle bouncing
- Cruise control may not work
Common Causes
- Faulty vehicle speed sensor
- Instrument cluster stepper motor failure
- Cluster circuit board fault
- Speed signal wiring issue
Diagnostic Steps
- Check speed sensor signal with scan tool
- Compare GPS speed to speedometer
- Test cluster stepper motor
- Check speed sensor wiring
- Scan for related speed sensor codes
Repair Notes
Replace speed sensor or instrument cluster stepper motor. If cluster board is faulty, replace or repair cluster.
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
B0401 on Other Vehicles
Ferrari 296 GTB
2022-2024 3.0L V6 Hybrid
Ferrari 296 GTS
2022-2024 3.0L V6 Hybrid
Ferrari 360 Challenge Stradale
2003-2005 3.6L V8
Ferrari 360 Modena
1999-2005 3.6L V8
Ferrari 430 Scuderia
2007-2009 4.3L V8
Ferrari 456 GT
1993-2003 5.5L V12
Ferrari 458 Italia
2009-2015 4.5L V8
Ferrari 458 Speciale
2013-2015 4.5L V8
Common Questions
What does code B0401 mean on a 2012-2016 Ferrari FF?
B0401 stands for "Speedometer Circuit Malfunction". The speedometer gauge is not functioning or is displaying incorrect speed readings.
What are the symptoms of B0401 on a Ferrari FF?
Common symptoms of B0401 include: Speedometer reads zero while driving, Speedometer reads erratically, Speedometer needle bouncing, Cruise control may not work.
What causes B0401 on a 2012-2016 Ferrari FF?
Common causes of B0401 include: Faulty vehicle speed sensor, Instrument cluster stepper motor failure, Cluster circuit board fault, Speed signal wiring issue.