2006 Lexus RX 330 Owners Manual - Page 680

E X P L A N AT I O N M A I N T E N A N C E OF MAINTENANCE ITEMS with molybdenum-disulfide lithium-base chassis grease, and re-torque the flange bolts. Only a qualified technician should re-torque the flange bolts. If vehicle is submerged, lubricate within 24 hours, regardless of maintenance interval. Engine Air Filter Engine Oil and Oil Filter Replace the oil filter and drain and refill the engine oil at specified intervals. For recommended oil grade and viscosity, refer to your Owner's Manual. Engine Valve Clearance Check for damage, excessive wear and oiliness. Replace if necessary. Engine Coolant Inspect for excessive lifter noise and engine vibration and adjust if necessary. A qualified technician should perform this operation. Exhaust Pipes and Mountings Drain and flush the cooling system and refill with Genuine Toyota Super Long-Life Coolant or similar high-quality non-silicate, non-amine, non-borate ethylene-glycol coolant with long-life hybrid organic acid technology (i.e., a combination of low phosphates and organic acids). A qualified technician should perform this operation. Note: Initial replacement is at 120 months/100,000 miles. Replace every 60 months/50,000 miles thereafter. Visually inspect the exhaust pipes, muffler and hangers for cracks, deterioration and damage. Start the engine and listen carefully for any exhaust gas leakage. Tighten connections or replace parts as necessary. Fuel Lines and Connections, Fuel Tank Band and Fuel Tank Vapor Vent System Hoses Visually inspect for corrosion, damage, cracks and loose or leaking connections. Tighten connections or replace parts as necessary. 66 S c h e d u l e d M a i n t e n a n c e L o g