Lexus RX (RX 350L, RX450h) 2016-2025 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) 2016-2025 Repair Manual > Parking Assist Monitor System: Vehicle Information Unmatched (C168D)
DESCRIPTION This DTC is stored if the rear television camera assembly judges as a result of its self check that the vehicle information received from the main body ECU (multiplex network body ECU) via CAN communication and the vehicle information stored in the rear television camera assembly do not ...

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Sfi System: Fuel Level Sensor "A" Circuit Short to Battery (P046012,P046014)
DESCRIPTION The fuel sender gauge is located inside the fuel tank and measures the amount of fuel. The fuel sender gauge converts the fuel level in the fuel tank into a voltage value and outputs it to the combination meter assembly. The ECM determines when it is necessary to refuel the vehicle based ...