Toyota Corolla (E120): Circuit description

Dtc output mode is set by connecting between tc and cg of the dlc3.

The dtcs are displayed by blinking the srs warning light.

Wiring diagram

Hint:

Hint

: when each warning light stays blinking, ground short in the wiring until the terminal tc of the dlc3 or internal ground short in each ecu is suspected.

    Share this page:

    Other materials:

    Phone screen
    To display the screen shown below, press the switch on the steering wheel or the button. Several functions are available to operate on each screen that is displayed by selecting the 4 tabs. 1 Device name 2 Bluetooth® connection status ■ Telephone switch ■ Microphone υ ...

    Precaution
    Caution: replace the faulty parts of the seat belt systems (outer belt, inner belt, bolts, nuts, adjustable shoulder anchor, tether anchor hardware, sill–bar, etc.). Seat belt systems not in use at the time of a collision should also be inspected and replaced if found to be damaged or wo ...

    Malfunction in fuel receiver gauge
    Wiring diagram Inspection procedere 1 Inspect fuel sender gage assy Disconnect the connector fuel sender gauge. check the float position between e and f and measure the resistance between terminals 2 and 3 of the connector. Check that the resistance value changes continuously. S ...