Toyota Avalon Service & Repair Manual: CAN Communication Failure (Message Registry) (U1000)

DESCRIPTION

This DTC is stored when the television camera assembly judges that it has an internal CAN malfunction.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

U1000

CAN Communication Failure (Message Registry)

Can communication failure (message registry)

Television camera assembly

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 the DTC is not output again when rechecking for DTCs, it may have been stored due to a temporary CAN malfunction.
  • If DTC U1000 is stored frequently but is not output when rechecking for DTCs, attempt to reproduce the conditions when the malfunction occurred.

    Click here

Result

Proceed to

DTC U1000 is output

A

DTC U1000 is not output

B

A

REPLACE TELEVISION CAMERA ASSEMBLY

B

USE SIMULATION METHOD TO CHECK

    Lost Communication with ECM / PCM "A" (U0100,U0126,U0140,U0163,U0233)

    Rear Crossing Traffic Alert Buzzer

    See More:

    Toyota Avalon Service & Repair Manual > Smart Key System(for Entry Function, Gasoline Model): Front Passenger Side Door Entry Lock Function does not Operate
    DESCRIPTION If the entry lock function does not operate for the front passenger door only, but the entry unlock function operates, the request code is being transmitted properly from the for passenger door. In this case, there may be a problem related to the lock sensor (connection between the certi ...

    Toyota Avalon Owners Manual

    Toyota Avalon Service & Repair Manual

    © 2021 Copyright www.tavalon.net
    0.0433