Toyota Avalon (XX50) 2019-2022 Service & 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.

Heated Steering Wheel System

Symptom

Suspected Area

Link

Steering wheel does not heat up when heated steering wheel switch is pressed

ECU-IG1 NO. 3 fuse

STRG HTR fuse

STRG HTR relay

Harness or connector

Steering heater switch

Spiral cable sub-assembly

Steering wheel assembly

    Precaution

    System Description

    See More:

    Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Pre-collision System(for Hv Model): Front Camera Module Circuit (C1AA0)
    DESCRIPTION The driving support ECU assembly receives information about the area in front of the vehicle from the forward recognition camera. If the driving support ECU assembly detects a malfunction in the forward recognition camera, it will store DTC C1AA0. DTC No. Detection Item DTC Detection Con ...

    Toyota Avalon (XX50) 2019-2022 Owners Manual

    Toyota Avalon (XX50) 2019-2022 Service & Repair Manual

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