Toyota CH-R Service Manual: System Diagram

SYSTEM DIAGRAM

Communication Table

Transmitting ECU

(Transmitter)

Receiving ECU

Signal

Communication Method

Airbag Sensor Assembly

Occupant Detection ECU

  • Crash detection signal
  • Acceleration signal
  • Sensor power supply signal
  • Sensor failure signal
  • Sensor Type signal

CAN

Skid Control ECU (Brake Actuator Assembly)

Occupant Detection ECU

  • Vehicle speed signal
  • G sensor signal
  • G sensor zero point error signal

Occupant Detection ECU

Airbag Sensor Assembly

  • Occupant classification system failure signal
  • Occupant classification system zero point error signal
  • Occupant state for passenger signal
  • Buckle switch state of passenger signal
    Precaution
    PRECAUTION GENERAL PRECAUTION (a) The following conditions may be interpreted as a malfunction even though they are normal operation: An object is placed on the passenger seat and the syst ...

    How To Proceed With Troubleshooting
    CAUTION / NOTICE / HINT HINT: Use the following procedure to troubleshoot the occupant classification system. *: Use the Techstream. PROCEDURE 1. VEHIC ...

    Other materials:

    Toyota CH-R Service Manual > Meter / Gauge System: Terminals Of Ecu
    TERMINALS OF ECU COMBINATION METER ASSEMBLY (a) Disconnect the combination meter assembly connectors. (b) Measure the voltage on the wire harness side connector according to the value(s) in the table below. Terminal No. Wiring Color Terminal Description ...

    Toyota CH-R Service Manual > Air Conditioning System(for Automatic Air Conditioning System With Side-mounted Air Conditioner Pressure Sensor): Pressure Sensor Circuit (B1423)
    DESCRIPTION This DTC is stored if refrigerant pressure on the high pressure side is extremely low (195 kPa (2.0 kgf/cm2, 28 psi) or less) or extremely high (2812 kPa (28.7 kgf/cm2, 408 psi) or more). The air conditioner pressure (2 words) sensor, which is installed to the high pressure side p ...

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