Lexus ES manuals

Lexus ES: CAN Communication Failure (Message Registry) (U1000)

Lexus ES (XZ10) Service Manual / Audio & Visual & Telematics / Park Assist / Monitoring / Parking Assist Monitor System (for Hv Model) / 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

CAN Communication Failure (Message Registry)

Can communication failure (message registry)

Rear television camera assembly

PROCEDURE

1.

CHECK DTC OUTPUT

(a) Clear the DTCs.

Chassis > Rear Camera > Clear DTCs

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

Chassis > Rear 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 REAR TELEVISION CAMERA ASSEMBLY

B

USE SIMULATION METHOD TO CHECK

READ NEXT:

 Parking Support Alert System (for Gasoline Model)

 Buzzer does not Sound

WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: When checking for DTCs, make sure that the blind spot monitor system is turned on. Inspect the fuses for circuits related to this system before per

 Front Left Sensor Malfunction (C1AE1)

DESCRIPTION The front corner ultrasonic sensor LH is installed to the front bumper. The clearance warning ECU assembly detects obstacles based on signals received from the front corner ultrasonic sens

SEE MORE:

 Terminals Of Ecu

TERMINALS OF ECU CHECK OUTER MIRROR CONTROL ECU ASSEMBLY (DRIVER DOOR) (a) Disconnect the J28 outer mirror control ECU assembly (driver door) connector. (b) Measure the voltage and resistance according to the value(s) in the table below. HINT: Measure the values on the wire harness side with the co

 Parts Location

PARTS LOCATION ILLUSTRATION *1 MILLIMETER WAVE RADAR SENSOR ASSEMBLY *2 FORWARD RECOGNITION CAMERA *3 BRAKE BOOSTER WITH MASTER CYLINDER ASSEMBLY - SKID CONTROL ECU *4 BRAKE ACTUATOR ASSEMBLY - PARKING BRAKE ECU ILLUSTRATION *1 STOP LIGHT SWITCH ASSEMBLY *2 SPIRAL CA

© 2016-2025 Copyright www.lexguide.net