B1020
TPMS System Initialization Required
2015-2021 Kia Sedona 3.3L V6
Low SeverityBodyGeneric (SAE)
Description
The TPMS system requires sensor initialization/relearn after tire rotation, sensor replacement, or wheel service.
Symptoms
- TPMS warning light on
- Tire positions showing incorrect locations
- Pressures displayed for wrong wheels
Common Causes
- Tire rotation without TPMS relearn
- Sensor replaced without programming
- Wheels swapped between vehicles
- TPMS reset not performed after service
Diagnostic Steps
- Perform TPMS sensor relearn procedure
- Use TPMS tool to trigger each sensor in order
- Follow vehicle-specific relearn procedure
- Verify all sensors are registered
Repair Notes
Perform TPMS relearn/initialization procedure per manufacturer instructions after any tire service.
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
B1020 on Other Vehicles
Common Questions
What does code B1020 mean on a 2015-2021 Kia Sedona?
B1020 stands for "TPMS System Initialization Required". The TPMS system requires sensor initialization/relearn after tire rotation, sensor replacement, or wheel service.
What are the symptoms of B1020 on a Kia Sedona?
Common symptoms of B1020 include: TPMS warning light on, Tire positions showing incorrect locations, Pressures displayed for wrong wheels.
What causes B1020 on a 2015-2021 Kia Sedona?
Common causes of B1020 include: Tire rotation without TPMS relearn, Sensor replaced without programming, Wheels swapped between vehicles, TPMS reset not performed after service.