B0103

Symptoms

• Airbag malfunction indicator light is on
• Reduced efficiency of the security system
• Errors in other sensor-related systems

Causes

• Open or short circuit in wiring harness
• Sensor cleaning actuator fault B
• Problems with the security control unit
• Corroded contacts or poor connection

How to Fix

1. Check wiring harness for damage
2. Check the resistance and power supply of the actuator
3. Replace the actuator if necessary
4. Check connections and contacts
5. Reset the error and check the system

Related codes

Error B0103 by Vehicle Brand