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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    Installing child restraints using a seat belt
    ■ Rear-facing - Infant seat/convertible seat 1 Place the child restraint system on the rear seat facing the rear of the vehicle. 2 Run the seat belt through the child restraint system and insert the plate into the buckle. Make sure that the belt is not twisted. 3 Fully extend the shou ...

    Inspection procedure
    1 Check front airbag sensor (rh) circuit (to b+)(airbag sensor assy center – airbag front rh sensor) Disconnect the negative (–) terminal cable from the battery, and wait at least for 90 seconds.  disconnect the connectors between the airbag front rh sensor and the airbag sen ...

    Circuit description
    The seat position sensor circuit consists of the airbag sensor assy center and seat position sensor. Dtc b1153/25 is recorded when a malfunction is detected in the seat position sensor circuit. Wiring diagram ...