Toyota Corolla (E120): Circuit description

The cruise control ecu assy power source supplies power to the actuator and sensors, etc., When terminal gnd and the case of the cruise control ecu assy are grounded.

Wiring diagram

Inspection procedure

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    Circuit description
    Refer to dtc p0130 Hint: the ecm provides a pulse width modulated control circuit to adjust current through the heater. The heated oxygen sensor heater circuit uses a relay on the b+ side of the circuit. Monitor description The ecm uses the heated oxygen sensor information to regulate t ...

    Inspection procedure
    1 Inspect transmission wire(sl) Disconnect the transmission wire connector from the transaxle.  measure the resistance according to the value(s) in the table below. Standard: 2 Check harness and connector(transmission wire – ecm) Connect the transmission wire c ...

    Exterior/interior trim
    Preparation Recomended tools Equipment Vehicle control system Preparation Recomended tools ...