Toyota Avalon 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.
  • Inspect the fuses and relays related to this system before inspecting the suspected areas below.
Front Camera System

Symptom

Suspected Area

Link

The message "Front Camera Unavailable Remove Debris On Windshield" is frequently displayed

Non-Toyota genuine front wiper blades are installed

-

The front wiper rubbers are worn

-

A sticker, accessory or other object is obstructing the forward recognition camera

-

There is snow, frost, dirt, dust or oil on the windshield glass, or the windshield glass is fogged up

-

A glass coating has been applied to the windshield glass

-

The windshield glass is chipped or cracked

-

Non-Toyota genuine windshield glass is installed

-

Forward recognition camera

The message "Front Camera Unavailable" is frequently displayed

Immediately after the hybrid system is started

-

The cabin temperature is extremely high

-

The cabin temperature is extremely low

-

Forward recognition camera

A system that uses the forward recognition camera does not operate

Forward recognition camera

    Precaution

    System Diagram

    See More:

    Toyota Avalon Service & Repair Manual > Motor Generator Control System: Drive Motor "A" Inverter Voltage Sensor(VH) Circuit Voltage Below Threshold (P0D2D16,P0D2D17,P0D2D1F)
    DESCRIPTION The inverter contains a three-phase bridge circuit, which consists of 6 power transistors (IGBTs) each for the generator (MG1) and motor (MG2). The inverter converts high-voltage direct current from the HV battery into three-phase alternating current for the generator (MG1) and motor (MG ...

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