Toyota Corolla (E120): Circuit description

Hint:

Hint

: there is a case that hand–held tester cannot be used when ecu is abnormal.

Wiring diagram

Inspection procedure

    Share this page:

    Other materials:

    Inspection procedure
    Hint: hand–held tester only: narrowing down the trouble area is possible by performing ”a/f control” active test (heated oxygen sensor or other trouble areas can be distinguished). Perform active test using hand–held tester (a/f control). Hint: ”a/f control” is the active te ...

    Console box
    Slide the lid to the rear most position. (vehicles with a slide function) Lift the lid while pulling up the knob. ■Slide function (if equipped) The console box lid can be slid forward or backward. WARNING ■Caution while driving Keep the console box closed. Injuries may result in the ev ...

    Removal and installation of fuel control parts
    Place for removing and installing of fuel system parts  work in a place with good air ventilation and without anything flammable such as welder, grinder, drill, electric motor or stove in the surroundings.  Never work in a place such as a pit or nearby a pit, as there is a ...