Toyota Corolla (E120): Circuit description

The sensor check circuit detects abnormalities in the speed sensor signal which cannot be detected with the dtc check.

Connecting terminals ts and cg of the dlc3 starts the check.

Wiring diagram

Inspection procedure

    Share this page:

    Other materials:

    Circuit description
    The rotary solenoid type idle air control (iac) valve is located under the throttle body and intake air bypassing the throttle valve flows into the iac valve through the passage. In this way the intake air volume bypassing the throttle valve is regulated, controls the engine speed. The ...

    Blind Spot Monitor operation
    ■ Objects that can be detected while driving The Blind Spot Monitor uses rear side radar sensors to detect the following vehicles traveling in adjacent lanes and advises the driver of the presence of such vehicles via the indicators on the outside rear view mirrors. Vehicles that are traveling ...

    SRS airbags
    The SRS airbags inflate when the vehicle is subjected to certain types of severe impacts that may cause significant injury to the occupants. They work together with the seat belts to help reduce the risk of death or serious injury. SRS airbag system ■ Location of the SRS airbags SRS front airbags ...