Section 58 (Tire Pressure Monitoring System (Diagnostics)): General Description: Inspection: Battery
WARNING: This page is about a different car, the 2006 Subaru Outback, 2006 Subaru Legacy, and 2006 Saab 9-2X. However, it is still accessible from the selected car via links, so may be relevant.
Check that amount of battery fluid, gravity and voltage are within the specifications.
Standard voltage: 12 V or more
Specific gravity: Above 1.260