Question

How do I fix the B1800 code - short in d squid circuit on my 2009 Toyota Yaris?

Answer 1

The B1800 code indicates an issue with the driver-side airbag. If the airbag was deployed, you must replace the airbag, otherwise check the airbag for damage or loose connection.

Here is the link to the code page for more information about the code:

B1800 TOYOTA - Short In Driver Side Squib Circuit
Read more: https://www.autocodes.com/b1800_toyota.html