Lexus RX (RX 350L, RX450h) 2016-2022 Repair Manual: System Diagram
SYSTEM DIAGRAM
Communication Table | Transmitting ECU | Receiving ECU | Signal | Communication Method |
|---|---|---|---|
|
*1: w/ Optitron Meter Type
*2: w/ TFT Meter Type | |||
| Skid control ECU (Brake actuator assembly) | 4WD ECU assembly |
| CAN communication system |
| ECM | 4WD ECU assembly |
| CAN communication system |
| Main body ECU (Multiplex network body ECU) | 4WD ECU assembly | Parking brake switch signal | CAN communication system |
| 4WD ECU assembly | Combination meter assembly |
| CAN communication system |
| Steering sensor | 4WD ECU assembly | Steering sensor signal | CAN communication system |
| Acceleration sensor (Airbag sensor assembly)*1 Acceleration sensor (Yaw rate sensor assembly)*2 | 4WD ECU assembly |
| CAN communication system |
System Description
SYSTEM DESCRIPTION GENERAL DESCRIPTION The dynamic torque control AWD system detects the driving conditions based on signals from each ECU, switches, the steering sensor, the wheel speed sensor, and t ...
Calibration
CALIBRATION DESCRIPTION (a) When the 4WD ECU assembly is replaced with a known good one from another vehicle or the acceleration sensor (airbag ECU assembly*1 or yaw rate sensor assembly*2) is replace ...
Other materials:
Lexus RX (RX 350L, RX450h) 2016-2022 Repair Manual > Airbag System: P Seat Airbag Active Mode Indicator (B1660)
DESCRIPTION The passenger airbag ON/OFF indicator circuit consists of the airbag sensor assembly and passenger airbag ON/OFF indicator (radio receiver assembly). The passenger airbag ON/OFF indicator indicates the operation condition of the instrument panel passenger airbag assembly and front seat c ...
Lexus RX (RX 350L, RX450h) 2016-2022 Repair Manual > Lighting System (w/ Automatic Headlight Beam Level Control System): Left Low Beam Fan Malfunction (B243D,B243E)
DESCRIPTION The No. 1 headlight ECU sub-assembly operates the low beam fan to cool the headlight LED unit in order to prevent the headlight LED unit from overheating. Illuminates the low beam headlights and continuously operates the low beam fan. The No. 1 headlight ECU sub-assembly monitors the pul ...
Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual
- For your information
- Pictorial index
- For safety and security
- Instrument cluster
- Operation of each component
- Driving
- Lexus Display Audio system
- Interior features
- Maintenance and care
- When trouble arises
- Vehicle specifications
- For owners
Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual
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