Lexus RX (RX 350L, RX450h) 2016-2022 Repair Manual: Image from Camera for Parking Assist Monitor is Abnormal

DESCRIPTION

The video signal from the rear television camera assembly is transmitted to the multi-display assembly.

WIRING DIAGRAM

CAUTION / NOTICE / HINT

NOTICE:

  • When "!" mark is displayed on the multi-display assembly after disconnecting the cable from the negative (-) battery terminal, correct the steering angle neutral point.

    Click here

  • 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.

    Click here

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 rear television camera assembly lens is scratched.
  • The rear 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, mercury lights, etc., the lights and the illuminated area may appear to flicker.

PROCEDURE

1.

CHECK HARNESS AND CONNECTOR (REAR TELEVISION CAMERA ASSEMBLY - MULTI-DISPLAY ASSEMBLY)

w/ Audio and Visual System(for 12.3 Inch Display): Click here

w/ Audio and Visual System(for 8 Inch Display): Click here

w/ Navigation System: Click here

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

OK

2.

REPLACE REAR TELEVISION CAMERA ASSEMBLY

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

Click here

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

OK:

Parking assist monitor system operates normally.

OK

END

NG

REPLACE MULTI-DISPLAY ASSEMBLY

    CAN Communication Failure (Message Registry) (U1000)
    DESCRIPTION This DTC is stored when the rear television camera assembly judges that it has an internal CAN malfunction. DTC No. Detection Item DTC Detection Condition Trouble Area U1000 ...

    Reverse Signal Circuit
    DESCRIPTION The multi-display assembly receives a reverse signal from the park/neutral position switch assembly*1 or clearance warning ECU assembly*2. *1: except 12.3 Inch Display and w/ Intuitive Par ...

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