Cooling System Bleeding
WARNING: This page is about a different car, the 2002 Lexus LS 430 and 2002 Lexus GS 430. However, it is still accessible from the selected car via links, so may be relevant.
- Fill cooling system. Install radiator cap. Move heater control to warmest position. Start engine. Maintain engine speed at 2000-2500 RPM until engine is at normal operating temperature.
- Shut engine off. Allow engine to cool. Recheck coolant level. Fill coolant level to FULL line on coolant reservoir if necessary.