Toyota CH-R Service Manual: Problem Symptoms Table

Toyota CH-R Service Manual / Park Assist / Monitoring / Rear View Monitor System / 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.

General

Symptom	Suspected Area	Link
When the shift lever is in R, an image of the area behind the vehicle is not displayed (screen is not black)	Proceed to "Reverse Signal Circuit"*1
	Proceed to "Reverse Signal Circuit"*2
	Proceed to "Image from Camera for Rear View Monitor is Abnormal"
	Radio and display receiver assembly
When the shift lever is in R, an image of the area behind the vehicle is not displayed (screen is black)	Proceed to "Image from Camera for Rear View Monitor is Abnormal"
	Radio and display receiver assembly
When the shift lever is not in R, an image of the area behind the vehicle is displayed	Proceed to "Reverse Signal Circuit"*1
	Proceed to "Reverse Signal Circuit"*2
	Radio and display receiver assembly

*1: w/o Navigation System
*2: w/ Navigation System

Display Function

Symptom	Suspected Area	Link
Rear view monitor display malfunction (distortion of the color/ screen) occurs continuously	Proceed to "Image from Camera for Rear View Monitor is Abnormal"
	Radio and display receiver assembly
Rear view monitor display malfunction (distortion of the color/ screen) occurs temporarily	Check the usage conditions (explain to the customer that the display may be temporarily distorted when the vehicle is close to an object that transmits radio waves, such as a telecommunication tower, an airport or a truck equipped with a transceiver)	-
When an image of the area behind the vehicle is displayed, the lines are misaligned (the image from the camera is tilted)	Check that the camera is correctly installed
Guide lines are not displayed	Rear television camera assembly

How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT HINT: Use the following procedure to troubleshoot the rear view monitor system. *: Use the Techstream. PROCEDURE 1. VEHICLE BROU ...

Terminals Of Ecu

TERMINALS OF ECU REAR TELEVISION CAMERA ASSEMBLY (a) Disconnect the S11 rear television camera assembly connector. (b) Measure the voltage of each terminal of the wire harness side connector. ...

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