Rain Sensor Sensitivity Calibration
2017-2020 Ferrari 812 Superfast 6.5L V12
Description
The rain sensor sensitivity calibration is outside expected parameters or has been lost.
Symptoms
- Auto wipers too sensitive or not sensitive enough
- Wipers not responding proportionally to rain
- Auto wiper delay incorrect
Common Causes
- Sensor calibration lost after battery disconnect
- Windshield replacement affected calibration
- Sensor contamination
- Software update needed
Diagnostic Steps
- Attempt rain sensor recalibration via scan tool
- Clean sensor area thoroughly
- Check for windshield tint or coating near sensor
- Verify sensor mounting
- Check for software updates
Repair Notes
Recalibrate rain sensor. Clean windshield in sensor area. Replace sensor if recalibration fails.
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
B2AAB on Other Vehicles
Ferrari 296 GTB
2022-2024 3.0L V6 Hybrid
Ferrari 296 GTS
2022-2024 3.0L V6 Hybrid
Ferrari 430 Scuderia
2007-2009 4.3L V8
Ferrari 458 Italia
2009-2015 4.5L V8
Ferrari 458 Speciale
2013-2015 4.5L V8
Ferrari 488 GTB
2015-2019 3.9L V8 Twin Turbo
Ferrari 488 Pista
2018-2020 3.9L V8 Twin Turbo
Ferrari 488 Spider
2015-2019 3.9L V8 Twin Turbo
Common Questions
What does code B2AAB mean on a 2017-2020 Ferrari 812 Superfast?
B2AAB stands for "Rain Sensor Sensitivity Calibration". The rain sensor sensitivity calibration is outside expected parameters or has been lost.
What are the symptoms of B2AAB on a Ferrari 812 Superfast?
Common symptoms of B2AAB include: Auto wipers too sensitive or not sensitive enough, Wipers not responding proportionally to rain, Auto wiper delay incorrect.
What causes B2AAB on a 2017-2020 Ferrari 812 Superfast?
Common causes of B2AAB include: Sensor calibration lost after battery disconnect, Windshield replacement affected calibration, Sensor contamination, Software update needed.