Toyota Corolla (E120): Diagnosis circuit

Wiring diagram

Circuit description

Other materials:

How to scroll
: Select to scroll to the next or previous page. : If appears to the right of titles, the complete titles are too long for the display. Select this button to scroll the title. Turn the “TUNE/SCROLL” knob to move the cursor box to select a desired item from the list, and press the � ...

Precaution
1. Notices when checking  power door lock/unlock function: the wireless remote control function operates only when the following 3 conditions are met.  No key is inserted into the ignition key cylinder.  All the doors are closed. However, doors can be unlocked even wh ...

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 ...