B2AAB
Rain Sensor Sensitivity Calibration
2017-2022 Kia Niro EV Electric
Low SeverityBodyGeneric (SAE)
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
Common Questions
What does code B2AAB mean on a 2017-2022 Kia Niro EV?
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 Kia Niro EV?
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 2017-2022 Kia Niro EV?
Common causes of B2AAB include: Sensor calibration lost after battery disconnect, Windshield replacement affected calibration, Sensor contamination, Software update needed.