Toyota Corolla (E120): Circuit description

This is the power source of the ecu, hence the actuators.

Wiring diagram

Wiring diagram

Inspection procedure

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    Maintenance data (fuel, oil level, etc.)
    Dimensions and weight *1:Unladen vehicles *2:Vehicles without 18-inch tires *3:Vehicles with 18-inch tires for Guam and Saipan *4:Vehicles with 18-inch tires except for Guam and Saipan *5:For Guam and Saipan Seating capacity Vehicle identification ■ Vehicle identification number The vehicle iden ...

    Turn signal lever
    Operating instructions Right turn Lane change to the right (move the lever partway and release it) The right hand signals will flash 3 times. Lane change to the left (move the lever partway and release it) The left hand signals will flash 3 times. Left turn ■Turn signals can be oper ...

    Inspection procedure
    Hint: if dtc p0441 (purge flow), p0446 (vsv for ccv or vsv for pressure switching valve), p0451, p0452 or p0453  is output with dtc p0442 or p0456 , first troubleshoot dtc p0441, p0446, p0451, p0452 or p0453. If no malfunction is detected, troubleshoot dtc p0442 or p0456 next. ...