Toyota Corolla (E120): Engine

On–vehicle inspection

Hint

: inspect these items on a cooled down engine.

1. Inspect drive belt

2. Replace spark plugs

3. Inspect air filter

  1. Remove the air filter.
  2.  visually check that the air filter is not excessively damaged, dirty or oily.

    Peplace the air filter if necessary.

  3.  clean the filter with compressed air.

    First blow from the inside of the filter thoroughly then repeat from the outside.

  4.  reinstall the air filter.

4. Replace air filter

  1.  replace the air filter with a new one.

5. Replace engine oil and oil filter

6. Replace engine coolant

7. Inspect gasket in fuel tank cap

8. Inspect fuel lines and connections, fuel tank vapor vent system hoses and fuel tank bands

  1.  visually check the fuel lines for cracks, leakage, loose connections, deformation and tank band looseness.

9. Inspect exhaust pipes and mountings

  1.  visually check the pipes, hangers and connections for severe corrosion, leaks and damage.

10. Inspect valve clearance

    Share this page:

    Other materials:

    Do-it-yourself service precautions
    If you perform maintenance by yourself, be sure to follow the correct procedure as given in these sections. Maintenance WARNING The engine compartment contains many mechanisms and fluids that may move suddenly, become hot, or become electrically energized. To avoid death or serious injury, obser ...

    Circuit description
    Shifting from 1st to o/d is performed in combination with on and off of the shift solenoid valve s1 and s2 controlled by ecm. If an open or short circuit occurs in either of the solenoid valves, the ecm controls the remaining normal solenoid valve to allow the vehicle to be operated smoothly ...

    Basic repair hint
    (A) hints on operations 1 Looks Always wear a clean uniform. Hat and safety shoes must be worn. 2 Vehicle protection Set a grill cover, fender cover, seat cover and floor mat before starting the operation. 3 Safe ...