Toyota Corolla (E120): Wiring

Power source

Location

Communication system

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    Problem symptoms table
    When the malfunction code is not confirmed in the diagnostic trouble code check and the problem still can not be confirmed in the basic inspection, proceed to this problem symptoms tables and troubleshoot according to the numbered order given below. *: A/t only ...

    Inspection procedure
    1 Inspect dlc3 terminal voltage(tc terminal) Turn the ignition switch to on.  measure voltage between terminals tc and cg of dlc3. Ok: voltage: 10 – 14 v 2 Check harness and connector(dlc3 – body ground) Check for open and short circuit in harness and connector betw ...

    Do-it-yourself service precautions
    If you perform maintenance by yourself, be sure to follow the correct procedure as given in these sections. Maintenance WARNING The engine compartment contains many mechanisms and fluids that may move suddenly, become hot, or become electrically energized. To avoid death or serious injury, obser ...