Toyota CH-R Service Manual: Lost Communication with Front Camera Module (U023A)

Toyota CH-R Service Manual / Lighting (ext) / Automatic High Beam System / Lost Communication with Front Camera Module (U023A)

DESCRIPTION

This DTC is stored when the CAN communication system is malfunctioning.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area
U023A	Lost Communication with Front Camera Module	Lost communication with forward recognition camera	CAN communication system

PROCEDURE

CLEAR DTC

(a) Connect the Techstream to the DLC3.

(b) Turn the ignition switch to ON.

(d) Enter the following menus: Body Electrical / Main Body / Trouble Codes.

(e) Clear the DTCs.

Body Electrical > Main Body > Clear DTCs

2.	CHECK FOR DTC

(a) Connect the Techstream to the DLC3.

(b) Turn the ignition switch to ON.

(d) Enter the following menus: Body Electrical / Main Body / Trouble Codes.

(e) Check for DTCs.

Body Electrical > Main Body > Trouble Codes

OK:

DTC U023A is not output.

USE SIMULATION METHOD TO CHECK

GO TO CAN COMMUNICATION SYSTEM

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