Code 53
WARNING: This page is about a different car, the 2003 Subaru Forester. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
Before proceeding, see AIR BAG SAFETY PRECAUTIONS . After repairs are complete, check AIR BAG warning light to verify system is functioning correctly. See SYSTEM OPERATION CHECK .
If Code 53 exists, replace passenger side air bag sensor. See SIDE AIR BAG SENSOR under REMOVAL & INSTALLATION.