Airbag System - System Diagram

Lexus IS250 IS220d GSE20 ALE20 - SUPPLEMENTAL RESTRAINT SYSTEM


AIRBAG SYSTEM - SYSTEM DIAGRAM

Airbag System - System Diagram. SUPPLEMENTAL RESTRAINT SYSTEM. Lexus IS250 IS220d GSE20 ALE20

Airbag System - System Diagram. SUPPLEMENTAL RESTRAINT SYSTEM. Lexus IS250 IS220d GSE20 ALE20

Transmitting ECU
(Transmitter)		Receiving ECUSignalsCommunication method
Center Airbag Sensor AssemblyECM
Crash detection signal
Driver seat buckle switch signal
CAN
Center Airbag Sensor AssemblySeat Belt Control ECU
Driver seat buckle switch signal
Passenger seat buckle switch signal
Buckle switch malfunction signal
CAN
Center Airbag Sensor AssemblyMain Body ECUDriver seat buckle switch signalCAN - BEAN
Center Airbag Sensor AssemblyCombination Meter Assembly
SRS warning light ON demand signal
Driver seat buckle switch signal
Diagnosis signal (DTC)
CAN - BEAN
Combination Meter AssemblyCenter Airbag Sensor AssemblyVehicle speed signalBEAN - CAN
ECMCenter Airbag Sensor Assembly
E/G speed signal
Accelerator opening angle information
Accelerator opening angle signal
Shift position signal
Test mode signal
Stop signal
CAN