Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual: Lost Communication with Multi-axis Acceleration Sensor Module (U0125,U0129)
DESCRIPTION
The occupant detection ECU sends/receives signals to/from each ECU via CAN communication.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area |
|---|---|---|---|
| U0125 | Lost Communication with Multi-axis Acceleration Sensor Module | CAN communication error between the occupant detection ECU and acceleration sensor (CAN communication system malfunction) | CAN communication system |
| U0129 | Lost Communication with Brake System Control Module | CAN communication error between the occupant detection ECU and skid control ECU (CAN communication system malfunction) | CAN communication system |
CAUTION / NOTICE / HINT
Refer to troubleshooting in CAN Communication System.
Click here .gif)
PROCEDURE
| 1. | GO TO CAN COMMUNICATION SYSTEM |
(a) Go to CAN communication system.
Click here
| NEXT | .gif) | END |
Yaw Rate Sensor Module Malfunction (B1798,B1799)
DESCRIPTION The occupant detection ECU receives signals from the acceleration sensor (airbag sensor assembly*1 or yaw rate sensor assembly*2) and skid control ECU via CAN communication. DTC No. D ...
Trouble in Passenger Airbag ON/OFF Indicator
DESCRIPTION The occupant classification system detects the front passenger seat condition. It then displays the instrument panel passenger airbag assembly and front seat cushion airbag assembly RH con ...
Other materials:
Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Immobiliser System: Security Indicator Light Does not Blink
DESCRIPTION
The certification ECU (smart key ECU assembly) blinks the security indicator light (radio receiver assembly) when the immobiliser is set (engine switch off).
The certification ECU (smart key ECU assembly) receives the security indicator light signal from the main body ECU (multiplex ...
Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Integration Relay: Removal
REMOVAL CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed and installed, or replaced during integration relay removal/installation are shown below. Necessary Procedure After Parts Removed/Install ...
Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual
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Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual
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