Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: Image from Camera for Parking Assist Monitor is Abnormal

DESCRIPTION

The video signal from the television camera assembly is transmitted to the radio and display receiver assembly.

WIRING DIAGRAM

CAUTION / NOTICE / HINT

NOTICE:

Depending on the parts that are replaced or operations that are performed during vehicle inspection or maintenance, calibration of other systems as well as the parking assist monitor system may be needed.

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HINT:

Images may be unclear even in normal conditions if:

  • Electrical devices are used in the cabin (noise may occur in the image).
  • Accessories that generate radio waves have been installed (noise may occur in the image).
  • The outer mirror switch assembly is operated (noise may occur in the image).
  • The multi-display is cold (the image immediately after turning the engine switch on (IG) may be blurred or darker than normal).
  • The camera lens is dirty with snow, mud, etc.
  • A strong beam of light, such as a sunbeam or headlight, hits the camera.
  • It is too dark around the camera (at night etc.).
  • The ambient temperature around the camera is either too high or too low.
  • The vehicle is tilted at a steep angle.
  • The television camera assembly lens is scratched.
  • The television camera assembly lens has drops of water on it or the humidity is high.
  • When the camera is used under fluorescent lights, sodium lights, or mercury lights etc., the lights and the illuminated area may appear to flicker.

PROCEDURE

1.

CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY - TELEVISION CAMERA ASSEMBLY)

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NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

OK

2.

REPLACE TELEVISION CAMERA ASSEMBLY

(a) Replace the television camera assembly with a new or known good one.

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(b) Check that the parking assist monitor system operates normally.

OK:

Parking assist monitor system operates normally.

OK

END

NG

REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY

    How To Proceed With Troubleshooting

    Initialization

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