B1801 Open in driver side squib circuit. The driver airbag loop shows high resistance
What does B1801 mean on a Toyota?
B1801. Open in driver side squib circuit. The driver airbag loop shows high resistance. This Toyota-enhanced code applies to Corolla, Camry, Yaris, Matrix, Tacoma, 2003 to 2013.
Common causes of B1801
- Worn spiral cable in steering column
- Loose driver airbag connector
- Open in harness to SRS computer
- Corroded squib connector pins
- Failed driver airbag module
How to fix B1801
- Disconnect battery and wait before testing
- Inspect spiral cable for noise or play
- Reseat driver airbag connectors
- Test loop resistance with approved method
- Replace spiral cable if loop is open