PARK ASSIST / MONITORING: INTELLIGENT CLEARANCE SONAR SYSTEM: U1000; CAN Communication Failure (Message Registry); 2018 - 2020 MY Camry HV [07/2017

Last Modified: 11-20-2023	6.11:8.1.0	Doc ID: RM1000000015453
Model Year Start: 2018	Model: Camry HV	Prod Date Range: [07/2017 - 10/2020]
Title: PARK ASSIST / MONITORING: INTELLIGENT CLEARANCE SONAR SYSTEM: U1000; CAN Communication Failure (Message Registry); 2018 - 2020 MY Camry HV [07/2017 - 10/2020]

DTC

U1000

CAN Communication Failure (Message Registry)

DESCRIPTION

When the clearance warning ECU assembly determines that the CAN communication circuit is malfunctioning during self diagnosis, DTC U1000 is stored.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area
U1000	CAN Communication Failure (Message Registry)	CAN communication circuit malfunction is detected	Clearance warning ECU assembly

1.	CHECK FOR DTC

(a) Using the Techstream, check for DTCs according to the prompts on the screen.

HINT:

After turning the power switch from off to on (IG), wait 10 seconds or more before checking for DTCs.

(b) Clear the DTCs according to the screen on the Techstream.

OK:

DTC U1000 is not output.

HINT:

If DTC U1000 is not output after clearing the DTCs, an intermittent CAN communication circuit malfunction is suspected.
If DTC U1000 is output frequently, replace the clearance warning ECU assembly, even though the DTC was not output when rechecking for DTCs.
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USE SIMULATION METHOD TO CHECK