Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual: Problem Symptoms Table

HINT:

• Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
• Inspect the fuses and relays related to this system before inspecting the suspected areas below.
• The road sign assist system uses the CAN communication system. First, confirm that there are no malfunctions in the CAN communication system. Refer to How to Proceed with Troubleshooting.

  Click here

Utility

UTILITY NOTICE: If the forward recognition camera has been replaced due to a malfunction in the road sign assist system, be sure to perform forward recognition camera adjustment. Otherwise all systems ...

Terminals Of Ecu

TERMINALS OF ECU CHECK FORWARD RECOGNITION CAMERA NOTICE: DTCs may be output when connectors are disconnected during inspection. Therefore, be sure to clear the DTCs using the Techstream once the ...

Other materials:

Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Intelligent Clearance Sonar System: Rr Sensor Initialization Incomplete (C1AF4)
DESCRIPTION When it is judged that the rear sensors have not been initialized, the clearance warning ECU assembly stores DTC C1AF4. DTC No. Detection Item DTC Detection Condition Trouble Area C1AF4 Rr Sensor Initialization Incomplete Rear sensor not initialized Initialize rear ...

Lexus RX (RX 350L, RX450h) 2016-2024 Owners Manual > Driving tips: Utility vehicle precautions
This vehicle belongs to the utility vehicle class, which has higher ground clearance and narrower tread in relation to the height of its center of gravity. Utility vehicle feature Specific design characteristics give it a higher center of gravity than ordinary passenger cars. This vehic ...