Toyota CH-R Service Manual: CAN Communication Failure (Message Registry) (U1000)

Toyota CH-R Service Manual / Lighting (ext) / Lighting System / CAN Communication Failure (Message Registry) (U1000)

DESCRIPTION

The headlight ECU sub-assembly LH stores this DTC if it detects an internal malfunction related to the CAN communication system.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

Note

U1000

CAN Communication Failure (Message Registry)

CAN communication failure

Headlight ECU sub-assembly LH

-

CAUTION / NOTICE / HINT

NOTICE:

If the headlight ECU sub-assembly LH has been replaced, it is necessary to synchronize the vehicle information and initialize the headlight ECU sub-assembly LH.

Click here

PROCEDURE

1.

CLEAR DTC

(a) Clear the DTCs.

Click here

Body Electrical > HL AutoLeveling > Clear DTCs
NEXT

2.

CHECK FOR DTC

(a) Turn the ignition switch to ON.

(b) Check for DTCs.

Click here

Body Electrical > HL AutoLeveling > Trouble Codes

OK:

DTC U1000 is not output.

OK

USE SIMULATION METHOD TO CHECK

NG

REPLACE HEADLIGHT ECU SUB-ASSEMBLY LH

    Vehicle Specifications have not been Stored (B2451)
    DESCRIPTION This DTC is output if the vehicle variation information is not written to the headlight ECU sub-assembly LH. The headlight ECU sub-assembly LH outputs DTC B2451. DTC No. ...

    Turn Signal Switch Circuit
    DESCRIPTION The combination meter assembly receives the turn signal switch information and controls the turn signal lights. WIRING DIAGRAM PROCEDURE 1. READ VALUE USING ...

    Other materials:

    Toyota CH-R Service Manual > Stop Light Switch: Components
    COMPONENTS ILLUSTRATION *1 COWL SIDE TRIM BOARD LH *2 FRONT DOOR SCUFF PLATE LH *3 NO. 1 AIR DUCT *4 NO. 1 INSTRUMENT PANEL UNDER COVER SUB-ASSEMBLY *5 STOP LIGHT SWITCH ASSE ...

    Toyota CH-R Service Manual > Fog Light Assembly: Disassembly
    DISASSEMBLY CAUTION / NOTICE / HINT HINT: Use the same procedure for the LH and RH sides. The procedure described below is for the LH side. PROCEDURE 1. REMOVE FOG LIGHT BULB (a) Turn the fog light bulb in the direction indicated by the arrow shown in the illus ...

    Toyota CH-R Owners Manual

    Toyota CH-R Service Manual

    © 2017-2019 Copyright www.tochr.net
    0.0199