Lexus RX (RX 350L, RX450h) 2016-2026 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) 2016-2026 Repair Manual > Safety Connect System: Emergency Call Switch Illumination Circuit
WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE:
Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed. Refer to Precaution for Safety Connect System.
Click here
Inspect the fuses for circuits rel ...
Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Sfi System: Rough Idling
DESCRIPTION Problem Symptom Suspected Area Trouble Area
Engine speed fluctuation due to abnormal combustion
Idle speed too low or high
Strong engine vibration due to above symptoms
Ignition malfunction
Deviation in air fuel ratio (Excessive or insufficient intake air volume ...
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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