B1810 Short in the driver side squib second step circuit
What does B1810 mean on a Toyota?
B1810. Short in the driver side squib second step circuit. The second stage of the driver airbag loop reads a short and the SRS light stays on. This Toyota-enhanced code applies to Toyota, Lexus and Scion models that use this code.
Common causes of B1810
- Damaged second stage squib wire
- Faulty spiral cable at the steering wheel
- Corroded or loose squib connector
- Failed center airbag sensor assembly
- Short in the steering pad harness
How to fix B1810
- Disconnect the battery and wait before touching SRS circuits
- Confirm the code with an SRS-capable scan tool
- Inspect and reseat the squib connector
- Test the squib circuit for opens and shorts
- Replace the airbag part only after tests fail