Last Modified: 11-20-2023 6.11:8.1.0 Doc ID: RM100000001RX2B
Model Year Start: 2021 Model: Camry HV Prod Date Range: [10/2020 -           ]
Title: CRUISE CONTROL: LANE TRACING ASSIST SYSTEM: U023587; Lost Communication with Cruise Control Front Distance Range Sensor Single Sensor or Center Missing Message; 2021 - 2024 MY Camry HV [10/2020 -        ]

DTC

U023587

Lost Communication with Cruise Control Front Distance Range Sensor Single Sensor or Center Missing Message

DESCRIPTION

The forward recognition camera communicates with the millimeter wave radar sensor assembly via CAN communication. If a communication malfunction between the forward recognition camera and millimeter wave radar sensor assembly is detected, DTC U023587 is stored.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

U023587

Lost Communication with Cruise Control Front Distance Range Sensor Single Sensor or Center Missing Message

After 3 seconds or more have elapsed since turning the lane tracing assist system on and the power switch on (IG), a communication data malfunction continuously occurs between the forward recognition camera and millimeter wave radar sensor assembly for approximately 5 seconds or more

Pre-collision system

Pattern

DTC output part name

(Display on Techstream)

Suspected Area (Malfunction Status)

Forward Recognition Camera

Millimeter Wave Radar Sensor Assembly

Lane Control

Pre-Collision System

Forward Recognition Camera (Front Lighting Control)

Radar Cruise2

Front Radar Sensor

U023587

U023587

U023587

U023587

U010487

○: DTC is output

-: DTC is not output

Pattern 1

Harness or connector (Open or short)

Millimeter wave radar sensor assembly (Internal malfunction)

Forward recognition camera (Internal malfunction)

Pattern 2

-

Forward recognition camera (Internal malfunction)

Millimeter wave radar sensor assembly (Internal malfunction)

HINT:

If the DTCs are output simultaneously, the inspection area can be narrowed down.

WIRING DIAGRAM

PROCEDURE

1.

CHECK PRE-COLLISION SYSTEM

(a) Check the pre-collision system.

Click here 2021 - 2024 MY Camry HV [10/2020 -        ]; PRE-COLLISION: PRE-COLLISION SYSTEM: U023587; Lost Communication with Cruise Control Front Distance Range Sensor Missing Message

HINT:

If DTC U023587 is output by the lane tracing assist system, perform troubleshooting for the pre-collision system.

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