Toyota Corolla (E120): Circuit inspection

How to read and use each page is shown below.

Electronic circuit inspection procedure

    Share this page:

    Other materials:

    Selecting tire chains
    Use the correct tire chain size when mounting the tire chains. Chain size is regulated for each tire size. Side chain (0.12 in. [3 mm] in diameter) Side chain (0.39 in. [10 mm] in width) Side chain (1.18 in. [30 mm] in length) Cross chain (0.16 in. [4 mm] in diameter) Cross chain (0.55 i ...

    Circuit description
    The throttle position sensor is mounted in the throttle body and detects the throttle valve opening angle. When the throttle valve is fully closed, a voltage of approximately 0.3 To 1.0 V is applied to terminal vta of the ecm. The voltage applied to terminal vta of the ecm increases in pro ...

    Check mode procedure
    Hint: hand–held tester only: compared to the normal mode, the check mode has more sensing ability to detect malfunctions. Furthermore, the same diagnostic items which are detected in the normal mode can also be detected in the check mode. 1. Check mode procedure(using the hand–held tester) ...