2004 Lexus RX 330 User Guide - Page 118

E X P L A N AT I O N M A I N T E N A N C E OF MAINTENANCE ITEMS Engine Valve Clearance Nuts and Bolts on Chassis and Body Inspect for excessive lifter noise and engine vibration and adjust if necessary. A qualified technician should perform this operation. Exhaust Pipes and Mountings Re-tighten the seat mounting bolts and front/rear suspension member retaining bolts to specified torque. Rack and Pinion Assembly 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 Inspect the rack and pinion assembly or steering gear box for signs of leakage. If you discover any leakage, have it repaired immediately by a qualified technician. Road Test Visually inspect for corrosion, damage, cracks and loose or leaking connections. Tighten connections or replace parts as necessary. Fuel Tank Cap Gasket While driving the vehicle, check for proper operation of engine, transmission, brakes and steering. Also check for abnormal noise or vibration from any part of the vehicle. Spark Plugs Visually inspect for cracks, deterioration and damage and replace if necessary. Install new plugs of the same type as originally equipped. A qualified technician should perform this operation. 62 M a i n t e n a n c e L o g s