Toyota Corolla (E120) 2002–2008 Repair Manual / Introduction / Repair instruction / Precaution / For vehicles equipped with catalytic converter

Toyota Corolla (E120): For vehicles equipped with catalytic converter

Caution

: if large amount of unburned fuel flows into the converter, it may cause overheating and a fire hazard.

To prevent this, observe the following precautions.

  1. Use only unleaded gasoline.
  2.  avoid prolonged idling.

    Avoid running the engine at idle speed for more than 20 minutes.

  3. avoid a spark jump test.
  1.  Perform a spark jump test only when absolutely necessary. Perform this test as rapidly as possible.
  2.  While testing, never race the engine.
  1. avoid a prolonged engine compression measurement.

    Engine compression measurements must be performed as rapidly as possible.

  2.  do not run the engine when the fuel tank is nearly empty. This may cause the engine to misfire and create an extra load on the converter.
    Share this page:

    Other materials:

    On–vehicle inspection
    1. Inspect refrigerant pressure with manifold gauge set  this is a method in witch the trouble is located by using a manifold gauge set. Read the manifold gauge pressure when the these conditions are established. Test conditions: temperature at the air inlet with the switch set ...

    Rear suspension
    Service data Torque specification Tire&wheel Service data Drive shaft / propeller shaft / axle Service data Torque specification ...

    If you think something is wrong
    If you notice any of the following symptoms, your vehicle probably needs adjustment or repair. Contact your Toyota dealer as soon as possible. Visible symptoms ● Fluid leaks under the vehicle. (Water dripping from the air conditioning after use is normal.) ● Flat-looking tires or u ...