B2403moderate severityBody
Blind Spot Monitor Calibration Required
on 2015 Jeep Cherokee 2.4L I4 · 4WD
What this code means
The blind spot monitoring system requires recalibration after sensor replacement or rear body repair.
Symptoms
- BSM system not functioning after repair
- Sensors not detecting vehicles
- False alerts or missed detections
- Calibration warning message
Common causes
- Sensor replaced without calibration
- Rear bumper repair altered sensor alignment
- Rear collision shifted sensor mounting
- Sensor firmware update needed
Diagnostic steps
- Verify sensor mounting alignment
- Perform BSM sensor calibration
- Check for rear body damage affecting sensor angle
- Use manufacturer calibration procedure
- Test system with dynamic road test
Repair notes
Perform blind spot monitor calibration per manufacturer procedure.
Other Body codes on this vehicle
B0001
Driver Frontal Stage 1 Deployment Control
B0001
Driver Frontal Stage 1 Deployment Control
B0002
Driver Frontal Stage 2 Deployment Control
B0002
Driver Frontal Stage 2 Deployment Control
B0003
Passenger Frontal Stage 1 Deployment Control
B0003
Passenger Frontal Stage 1 Deployment Control
B0004
Passenger Frontal Stage 2 Deployment Control
B0004
Passenger Frontal Stage 2 Deployment Control
B0005
Driver Knee Airbag Deployment Circuit
B0005
Driver Knee Airbag Deployment Circuit