2002 Toyota Avalon Warranty, Maitenance, Services Guide - Page 25

Explanation of Maintenance Items Differential Oil Replace at specified intervals. When performing inspections, check each component for signs of leakage. If you discover any leakage, have it repaired by a qualified technician immediately. Drive Belts Inspect for cracks, excessive wear and oiliness. Check the belt tension and adjust if necessary. Replace the belts if they are damaged. Drive Shaft Boots Check the drive shaft boots and clamps for cracks, deterioration and damage. Replace any deteriorated or damaged parts and, if necessary, repack the grease. Selected models also require periodic inspection of the drive shaft bolt for proper torque. A qualified technician should perform these operations. Engine Air Filter Replace at specified intervals. When performing inspections, check for damage, excessive wear and oiliness, and replace if necessary. Engine Coolant Drain and flush the cooling system and refill with an ethylene-glycol type coolant. A qualified technician should perform this operation. 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 the Owner's Manual. Engine Valve Clearance Inspect for excessive lifter noise and engine vibration and adjust if necessary. A qualified technician should perform this operation. Exhaust Pipes and Mountings 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. General Maintenance Information 21