Lexus NX manuals

Lexus NX: Problem Symptoms Table

Lexus NX Service Manual / Vehicle Exterior / Window / Glass / Window Defogger System / Problem Symptoms Table

PROBLEM SYMPTOMS TABLE

NOTICE:

If the auxiliary battery voltage becomes low, windshield deicer operation is canceled to prioritize supplying power to the power steering system.

for Power Tilt and Power Telescopic Steering Column: Click here

for Manual Tilt and Manual Telescopic Steering Column: Click here

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.
Window Defogger System

Symptom

Suspected Area

Link

Window defogger system does not operate

Refer to the "Rear Window Defogger System does not Operate"

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 Data List / Active Test

DATA LIST / ACTIVE TEST HINT: Using the Techstream to perform Active Tests allows relays, VSVs, actuators and other items to be operated without removing any parts. This non-intrusive functional inspe

 Rear Window Defogger System does not Operate

DESCRIPTION When the rear window defogger switch on the air conditioning control assembly is pressed, the operation signal is transmitted to the air conditioning amplifier assembly via LIN communicati

 Windshield Deicer System

SEE MORE:

 Removal

REMOVAL PROCEDURE 1. REMOVE REAR SEAT ASSEMBLY (a) for Manual Seat: Click here (b) for Power Seat: Click here 2. REMOVE REAR FLOOR FINISH PLATE Click here 3. DISCONNECT REAR DOOR OPENING TRIM WEATHERSTRIP RH Click here 4. REMOVE UPPER DECK TRIM SIDE BOARD RH Click here 5. REMOVE ROPE HO

 Heated steering wheel/seat heaters/ seat ventilators

Heated steering wheel Warm up the grip of the steering wheel Seat heaters Warm up the seat upholstery Seat ventilators Maintain good airflow on the seat upholstery by blowing air from the seats WARNING ■To prevent minor burn injuries Care should be taken if anyone in the fo

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