Rain Sensor Sensitivity Calibration
2008-2012 Tesla Roadster Single Motor RWD 🇨🇦
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
- B0010Driver Side Airbag Deployment
- B0011Driver Side Airbag Deployment Circuit Open
B2AAB 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 B2AAB mean on a 2008-2012 Tesla Roadster?
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 Tesla Roadster?
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 2008-2012 Tesla Roadster?
Common causes of B2AAB include: Sensor calibration lost after battery disconnect, Windshield replacement affected calibration, Sensor contamination, Software update needed.