SYSTEM DIAGRAM
Communication Table | Transmitting ECU (Transmitter) | Receiving ECU | Signal | Communication Method |
|---|---|---|---|
| Airbag Sensor Assembly | Occupant Detection ECU |
| CAN |
| Airbag Sensor Assembly | ECM |
| |
| Airbag Sensor Assembly | Combination Meter Assembly |
| |
| Occupant Detection ECU | Airbag Sensor Assembly |
|
Parts Location
System DescriptionLexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Navigation System: Parts Location
PARTS LOCATION ILLUSTRATION *1 TELEPHONE MICROPHONE ASSEMBLY *2 ENGINE ROOM RELAY BLOCK AND JUNCTION BLOCK ASSEMBLY - AMP FUSE - ECU-IG1 NO. 8 FUSE - RADIO NO. 1 FUSE - RADIO NO. 2 FUSE *3 INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY - ECU-IG2 NO. 3 FUSE - DCM FUSE - ECU-DCC NO. 2 FUSE - ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Intelligent Clearance Sonar System: ENG / EHV Device (C1A40)
DESCRIPTION When an EFI system malfunction signal sent by the ECM is detected by the clearance warning ECU assembly, DTC C1A40 is stored. DTC No. Detection Item DTC Detection Condition Trouble Area C1A40 ENG / EHV Device When the engine switch is on (IG), an EFI system malfunction s ...