90000 MI or 144000 KM

Adjust
    Valve Clearance
      Tercel.
    Idle Speed
      Adjust idle speed and fast idle speed.
Inspect
    Fuel Supply Line
      Inspect fuel lines, hoses and connections. Check for leaks and damage.
    Exhaust System
      Check for cracks, corrosion and leakage. Check heat shields for debris.
    Drive Belt
      Check for cracks, wear and fluid contamination. Adjust tension if necessary. Check for cracks, wear and fluid contamination. Adjust tension if necessary. Check for cracks, wear and fluid contamination. Adjust tensioner if necessary.
Replace
    Spark Plug
      Except platinum-tipped plugs. Replace with correct type and gap according to manufacturers specification.
    Oil Filter, Engine
      Replace every 12 months or 10,000 miles.
    Engine Oil
      Replace every 12 months or 10,000 miles.
    Air Filter Element
      Extremely dusty conditions may require more frequent service of this component.