On-Vehicle Inspection

WARNING: This page is about a different car, the 2008 Lexus IS F. However, it is still accessible from the selected car via links, so may be relevant.

INSPECT FLUID LEVEL IN RESERVOIR
1. Check the fluid level
  If the brake fluid level is lower than the MIN line, check for leaks and inspect the disc brake pads. If necessary, refill the reservoir with brake fluid after repair or replacement
  
  Fig 1: Identifying Fluid Level
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Brake Fluid:
  
  SAE J1703 or FMVSS No. 116 DOT 3