Lexus ES manuals

Lexus ES: Lost Communication with Panoramic View Monitor Control Module (U023B)

Lexus ES (XZ10) Service Manual / Audio & Visual & Telematics / Park Assist / Monitoring / Panoramic View Monitor System (for Hv Model) / Lost Communication with Panoramic View Monitor Control Module (U023B)

DESCRIPTION

These DTCs are stored if there is a malfunction in the CAN communication system connected to the rear television camera assembly.

HINT:

If CAN communication system DTCs are stored, they may also be stored in other systems.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

U023B

Lost Communication with Panoramic View Monitor Control Module

Lost Communication with Television Camera Controller

CAN communication system

PROCEDURE

1.

CHECK DTC OUTPUT

(a) Clear the DTCs.

Chassis > Parking Assist Camera > Clear DTCs

(b) Recheck for DTCs and check that no DTCs are output.

Chassis > Parking Assist Camera > Trouble Codes

HINT:

  • If CAN communication system DTCs are stored, they may also be stored in other systems.
  • If the CAN communication system has been inspected and repaired in other systems, the DTCs will not be output when rechecking for DTCs.
  • If these DTCs are output frequently, duplicate the conditions that cause the problem symptoms and perform troubleshooting again, even if the DTC was not output when rechecking for DTCs.

    Click here

Result

Proceed to

DTCs are output

A

No DTCs are output

B
A

GO TO CAN COMMUNICATION SYSTEM

B

USE SIMULATION METHOD TO CHECK

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DESCRIPTION When the CAN bus main lines are normal (no open, short to ground, short to +B or short between lines) and there is an ECU or sensor on the "Communication Bus Check" screen that is indicated as not communicating or whose connection status on the "Communication Bus Check" screen changes in

 Components

COMPONENTS ILLUSTRATION *1 OUTER MIRROR *2 OUTER MIRROR COVER ASSEMBLY *3 SIDE TELEVISION CAMERA ASSEMBLY *4 OUTER MIRROR TAPE *5 CAMERA CONNECTOR CLAMP - - ● Non-reusable part - -

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