Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Problem Symptoms Table

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.

Fuel Lid Opener System

Symptom	Suspected Area	Link
Fuel lid opener does not lock/unlock	Power door lock control system
	Wireless door lock control system
	Smart access system (for Entry Function)
	Fuel lid lock with motor assembly
	Main body ECU (Multiplex network body ECU)	-
	Instrument panel junction block assembly	-
	Wire harness or connector	-

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Navigation System: Air Conditioner ECU Vehicle Information Reading/Writing Processor Malfunction (B15F5)
DESCRIPTION This DTC is stored when items controlled by the air conditioning amplifier assembly cannot be customized via the navigation system vehicle customization screen. HINT: The air conditioning amplifier assembly controls the air conditioning system related items that are customizable via the ...

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Sliding Roof / Convertible: Sliding Roof Switch Assembly
ComponentsCOMPONENTS ILLUSTRATION *1 MAP LIGHT ASSEMBLY - - InspectionINSPECTION PROCEDURE 1. INSPECT SLIDING ROOF SWITCH (MAP LIGHT ASSEMBLY) (a) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection Condition Specified C ...

Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual