Toyota Corolla (E120): Circuit description

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

Wiring diagram

Wiring diagram

Inspection procedure

    Share this page:

    Other materials:

    Inspection procedure
    Hint Advanced timing over (valve timing is out of specified range) P0011 Retarded timing over (valve timing is out of specified range) P0012 If dtc p0011 or p0012 is displayed, check the vvt system circuit. Read freeze frame data using the hand–held tester o ...

    Skid control sensor
    Replacement Hint: replace the rh side by the same procedure as the lh side. 1. Remove rear wheel 2. Remove rear brake drum sub–assy 3. Disconnect skid control sensor wire Disconnect the skid control sensor wire connector from the skid control sensor. 4. Remove rear axle hub & ...

    Inspection procedure
    1 Check d squib circuit(airbag sensor assy center – horn button assy) Disconnect the negative (–) terminal cable from the battery, and wait at least for 90 seconds.  disconnect the connectors between the horn button assy and the airbag sensor assy center.  for the oran ...