Toyota Corolla (E120): Oxygen sensor circuit no activity detected

Inspection procedure

Circuit description

Other materials:

General information
There are many ecu controlled systems used in the corolla. In general, ecu controlled system are considered to be very intricate and require a high level of technical knowledge and expert skill to troubleshoot. The fact is, however, that if you proceed by inspecting the circuits one by one, ...

Seat belt pretensioners (front seats)
The pretensioners help the seat belts to quickly restrain the occupants by retracting the seat belts when the vehicle is subjected to certain types of severe frontal or side collision. The pretensioners do not activate in the event of a minor frontal impact, a minor side impact, a rear impact ...

Using the AUX port
This port can be used to connect a portable audio device and listen to it through the vehicle’s speakers. Press until “AUX” is displayed. Connecting a portable player ■Operating portable audio devices connected to the audio system The volume can be adjusted using the vehicle's ...