Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Steering Column: Heated Steering Wheel System(for Hv Model)
How To Proceed With Troubleshooting CAUTION / NOTICE / HINT HINT: Use these procedures to troubleshoot the heated steering wheel system. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT 2. INSPECT AUXILIARY BATTERY VOLTAGE (a) Measure the auxiliary battery voltage with the power switch off. Standard vo ...