Toyota Corolla (E120): Mass or volume air flow circuit range/performance problem

Mass or volume air flow circuit

Circuit description

Other materials:

Replacement
Hint: installation is in the reverse order of the removal. But the installation is indicated only when it has a point. 1. Remove spare wheel cover assy 2. Remove rear floor finish plate Remove the 3 clips.  using a moulding remover, remove the rear floor finish plate. 3. Rem ...

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 ...

Circuit description
The purpose of this circuit is to prevent the engine from stalling while driving in lock–up condition, when brakes are suddenly applied. When the brake pedal is depressed, this switch sends a signals to the ecm. Then the ecm cancels the operation of the lock–up clutch while braking is i ...