Toyota Corolla (E120): 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

Wiring diagram

Inspection procedure

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    Have the malfunction repaired immediately. (vehicles with a smart key system)
    After taking the specified steps to correct the suspected problem, check that the warning message and light go off. ■Warning buzzer ...

    Location of the storage features
    Bottle holders/door pockets Open trays (if equipped) Glove box Cup holders (if equipped) Console box WARNING ■Items that should not be left in the storage spaces Do not leave glasses, spray cans in the storage spaces, as this may cause the following when cabin temperature becomes high: ...

    Overhaul
    Caution: wear the gloves, because the cutting surface of the seat back frame and seat adjuster may injure your hand. Hint: tape the screwdriver tip before use when prying parts. 1. Disconnect battery negative terminal Caution: wait for 90 seconds after disconnecting the battery terminal a ...