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

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    Opening the trunk from outside the vehicle
    ◆ Smart key system (if equipped) While carrying the electronic key, press the button on the trunk lid. When all the doors are unlocked with the power door lock system, the trunk can be opened without carrying the electronic key. ◆ Wireless remote control (if equipped) ► Veh ...

    Inspection procedure
    1 Check wire harness(airbag sensor assy center – front seat inner belt assy lh) Disconnect the negative (–) terminal cable from the battery, and wait at least for 90 seconds.  disconnect the connectors between the airbag sensor assy center and the front seat inner belt assy ( ...

    Replacement
    Hint: installation is according to the reverse order of the removal. 1. Remove rear door weatherstrip rh 2. Remove rear door weatherstrip lh 3. Remove rear seat cushion assy (, 72–8) 4. Remove rear seat back assy (fixed type rear seat) 5. Remove separate type rear seat back assy (separate ...