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

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

REPLACE REAR TELEVISION CAMERA ASSEMBLY

USE SIMULATION METHOD TO CHECK

SEE MORE:

Parts Location

PARTS LOCATION ILLUSTRATION *1 FRONT CORNER ULTRASONIC SENSOR RH *2 FRONT CENTER ULTRASONIC SENSOR RH *3 FRONT CENTER ULTRASONIC SENSOR LH *4 FRONT CORNER ULTRASONIC SENSOR LH *5 REAR CORNER ULTRASONIC SENSOR RH *6 REAR CENTER ULTRASONIC SENSOR RH *7 REAR CENTER U

Operation Panel Disconnected (B15D9)

DESCRIPTION The multi-display assembly and air conditioning control assembly are connected by AVC-LAN communication lines. This DTC is stored when an AVC-LAN communication error occurs between the multi-display assembly and air conditioning control assembly. DTC No. Detection Item DTC Detecti

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

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Parts Location

Operation Panel Disconnected (B15D9)