1ST & Reverse Brake Assembly: Inspection
WARNING: This page does not describe the selected car, but rather 22 other vehicles, including the 2005 Lexus SC 430, 2005 Lexus IS 300, 2005 Lexus GS 430, 2005 Lexus GS 300, and 2004 Lexus SC 430. However, it is still accessible from the selected car via links, so may be relevant.
Clean all components with solvent. Dry with compressed air. Inspect components for damage. Measure return spring free length with spring seat. Free length should be .787" (20.00 mm). Replace components as necessary.