Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual: Problem Symptoms Table

PROBLEM SYMPTOMS TABLE

NOTICE:

  • If the battery voltage is low, the seat heater system may not operate. When "Operation of Electrical Items Restricted." is not displayed on the multi-information display in the combination meter assembly, check the Data List item "Battery Control Count (Body ECU)".

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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.
Windshield Deicer System

Symptom

Suspected Area

Link

Windshield deicer does not operate

Refer to the "Windshield Deicer does not Operate".

    Operation Check
    OPERATION CHECK CHECK WINDSHIELD DEICER SYSTEM (a) Turn the engine switch on (IG). (b) Check that the windshield deicer wire (windshield glass) becomes warm by operating the front wiper deicer switch. ...

    Terminals Of Ecu
    TERMINALS OF ECU CHECK AIR CONDITIONING AMPLIFIER ASSEMBLY *A w/o Seat Heater System *B w/ Seat Heater System (a) Disconnect the J43 air conditioning amplifier assembly connector. (b) Mea ...

    Other materials:

    Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Cylinder Head: Inspection
    INSPECTION CAUTION / NOTICE / HINT HINT: Use the same procedure for bank 1 and bank 2. The following procedure is for bank 2. PROCEDURE 1. INSPECT CYLINDER HEAD LH (a) Using a precision straightedge and feeler gauge, check the surfaces which contact the cylinder block sub-assembly and manifo ...

    Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > 2gr-fks (emission Control): Pcv Valve
    ComponentsCOMPONENTS ILLUSTRATION *1 PCV VALVE (VENTILATION VALVE SUB-ASSEMBLY) *2 V-BANK COVER SUB-ASSEMBLY *3 VENTILATION HOSE - - N*m (kgf*cm, ft.*lbf): Specified torque - - RemovalREMOVAL PROCEDURE 1. REMOVE V-BANK COVER SUB-ASSEMBLY Click here 2. DISCONNEC ...

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

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

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