LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2023 >> LS 500 Base, AWD >> Repair and Diagnosis >> Steering >> Steering Column >> Heated Steering Wheel System - Diagnostics - Introduction >> Heated Steering Wheel System >> Problem Symptoms Table [12/2017 - 10/2020] >> Problem Symptoms Table [12/2017 - 10/2020]
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Problem Symptoms Table [12/2017 - 10/2020]

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.

HEATED STEERING WHEEL SYSTEM

Symptom Suspected Area Link
Steering wheel does not heat up when heated steering wheel switch is pressed Navigation system Refer to HOW TO PROCEED WITH TROUBLESHOOTING [12/2017 - 10/2020]
Steering wheel assembly Refer to REMOVAL [12/2017 - 09/2018] , or refer to REMOVAL [09/2018 - 10/2020]
Automatic steering wheel heater does not turn on Check automatic steering wheel heater settings -
Navigation system Refer to HOW TO PROCEED WITH TROUBLESHOOTING [12/2017 - 10/2020]
Air Conditioning Amplifier Assembly Refer to REMOVAL [12/2017 - ]