DTC 85/B1167: Short To Ground In Left Side Curtain Air Bag Squib Circuit: Description
WARNING: This page is about a different car, the 2002 Lexus ES 300. However, it is still accessible from the selected car via links, so may be relevant.
The left side curtain air bag squib circuit consists of the air bag sensor assembly and left side curtain air bag module. The squib circuit causes the left side curtain air bag module to deploy when deployment conditions are satisfied.