2006 Lexus GS 300 Owners Manual - Page 1193

CHASSIS CHECKING BRAKE FLUID It is normal for the brake fluid level to go down slightly as the brake pads wear or when the fluid level in the accumulator is high. If the level is low, take your vehicle to a Lexus dealer as soon as possible. Do not drive your vehicle if the brake system warning light (red) is on. Call a Lexus dealer for assistance. If the fluid level goes down soon after your vehicle is serviced, it may indicate a serious mechanical problem. Have your vehicle checked by your Lexus dealer. G62010 CAUTION "GS430 Brake fluid can harm your hands or eyes. If fluid gets on your hands or in your eyes, flush the affected area with clean water immediately. If you still feel uncomfortable with your hands or eyes, go to the doctor. G62011 NOTICE If brake fluid is spilled on the vehicle, be sure to wipe it off to prevent damage to parts or paint. "GS300 To check the fluid level, simply look at the see−through reservoir. The level should be between the "MAX" and "MIN" lines on the tank. 547