Toyota Corolla (E120): Engine control system

Inspection procedure

Sfi system

Other materials:

Instrument panel/meter
Preparation Sst Recomended tools Equipment Seat Preparation Equipment Theft deterrent & door lock Preparation Recomended tools ...

Have the malfunction repaired immediately. (vehicles with a smart key system)
After taking the specified steps to correct the suspected problem, check that the warning message and light go off. ■Warning buzzer ...

On–vehicle inspection
1. Inspect air–fuel ratio compensation system Hint: you can also check the system by choosing ”data monitor”, then ”o2 sensor output voltage” on the monitor of the hand–held tester. Connect the hand–held tester to the terminal 23 (ox1a) @ 7 (e1) and 21 (ox1b) @ 7 (e1) of ...