Last Modified: 04-05-2023 6.11:8.1.0 Doc ID: RM1000000018K29
Model Year Start: 2018 Model: Sienna Prod Date Range: [11/2017 -           ]
Title: CRUISE CONTROL: FORWARD RECOGNITION CAMERA SYSTEM: PROBLEM SYMPTOMS TABLE; 2018 - 2020 MY Sienna [11/2017 -        ]

PROBLEM SYMPTOMS TABLE

HINT:

  • The forward recognition camera is used by multiple systems. If any malfunctions occur, refer to Problem Symptoms Table of each system.
    • Dynamic radar cruise control system: Click here
    • Lane departure alert system: Click here 2018 - 2020 MY Sienna [11/2017 -        ]; CRUISE CONTROL: LANE DEPARTURE ALERT SYSTEM(w/ Steering Control): PROBLEM SYMPTOMS TABLE
    • Pre-collision system: Click here 2018 - 2020 MY Sienna [11/2017 -        ]; PRE-COLLISION: PRE-COLLISION SYSTEM: PROBLEM SYMPTOMS TABLE
    • Automatic high beam system: Click here 2018 - 2020 MY Sienna [11/2017 -        ]; LIGHTING (EXT): LIGHTING SYSTEM: PROBLEM SYMPTOMS TABLE
  • 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.

Forward Recognition Camera System

Symptom

Suspected Area

Link

The message "Front Camera System Unavailable Clean 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

2018 - 2020 MY Sienna [11/2017 -        ]; CRUISE CONTROL: FRONT CAMERA: REMOVAL

The message "Front Camera System Unavailable" is frequently displayed

Immediately after the engine is started

-

The cabin temperature is extremely high

-

The cabin temperature is extremely low

-

Forward recognition camera

2018 - 2020 MY Sienna [11/2017 -        ]; CRUISE CONTROL: FRONT CAMERA: REMOVAL

A system that uses the forward recognition camera does not operate

Power source circuit

2018 - 2020 MY Sienna [11/2017 -        ]; CRUISE CONTROL: FORWARD RECOGNITION CAMERA SYSTEM: Power Source Circuit

Forward recognition camera

2018 - 2020 MY Sienna [11/2017 -        ]; CRUISE CONTROL: FRONT CAMERA: REMOVAL