Toyota Tundra Service Manual: System Diagram

SYSTEM DIAGRAM

Communication Table

Sender

Receiver

Signal

Communication Method

Center airbag sensor assembly

Main body ECU (driver side junction block assembly)

Front seat inner belt assembly LH buckle switch

CAN

Combination meter assembly

  • Front seat inner belt assembly RH buckle switch
  • Occupant detection

Main Body ECU (Multiplex Network Body ECU)

Combination meter assembly

  • Front seat inner belt assembly LH buckle switch
  • Parking brake switch

ECM

Combination meter assembly

Shift position

    System Description

    Terminals Of Ecu

    See More:

    Toyota Tundra Service Manual > Occupant Classification System: Terminals Of Ecu
    TERMINALS OF ECU 1. CHECK OCCUPANT CLASSIFICATION ECU Terminal No. (Symbols) Wiring Color Terminal Description Condition Specification Y2-1 (+B) - Y2-3 (GND) W - W-B Battery Ignition switch ON 11 to 14 V Y2-2 (DIA) - Y2-3 (GND) GR - W-B Diagnosis (DLC3) Ignition switch ON Pulse generation Y2-3 (GND) ...

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    Toyota Tundra Service Manual

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