Lexus RX (RX 350L, RX450h) 2016-2026 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.

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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) 2016-2026 Repair Manual > Vehicle Stability Control System: Zero Point Calibration of Yaw Rate Sensor Undone (X204C)
DESCRIPTION Code Tester Display Measurement Item Trouble Area X204C Zero Point Calibration of Yaw Rate Sensor Undone History of incomplete yaw rate sensor zero point calibration Sensor installation Yaw rate and acceleration sensor (airbag sensor assembly)*1 Yaw rate sensor ...

Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Parking Assist Monitor System: Back Camera Initialization Incomplete (C1691)
DESCRIPTION This DTC is stored when the rear television camera assembly judges that the back camera initial setting has not been memorized (rear television camera assembly optical axis adjustment (back camera position setting) is incomplete). DTC No. Detection Item DTC Detection Condition T ...