Toyota Corolla (E120): Circuit description

The vehicle speed sensor circuit is sent to cruise control ecu assy as a vehicle speed signal. For each rotation of the shaft, the vehicle speed sensor sends a signal through the combination meter assembly to the cruise control ecu assy (see the following chart). The cruise control ecu assy calculates the vehicle speed from this pulse frequency.

Wiring diagram

Wiring diagram

Inspection procedure

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    Inspection procedure
    1 Check hazard warning signal switch assy Check the hazard warning switch continuity, as shown in the illustration and table. Standard: 2 Check turn signal flasher assy 3 Check wire harness (tvip ecu turn signal flasher) Disconnect the tvip ecu and turn signal flashe ...

    Hood
    Adjustment Hint: since the centering bolt is used as a hood hinge and hood lock set bolt, the hood and hood lock can not be adjusted with it on. Substitute a bolt with washer for the centering bolt. 1. Inspect hood sub–assy Check that the clearance is within the standard value. ...