Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: Lost Communication with Body Control Module Missing Message (U014087,U015587,U016387)

Toyota Corolla Cross (2022-2025) Service Manual / Audio & Visual & Telematics / Telematics / Telematics System / Lost Communication with Body Control Module Missing Message (U014087,U015587,U016387)

DESCRIPTION

These DTCs are stored when a malfunction occurs in the CAN communication circuit.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

DTC Output from

Priority

U014087

Lost Communication with Body Control Module Missing Message

CAN reception error

CAN communication system

Telematics

B

U015587

Lost Communication with Instrument Panel Cluster (IPC) Control Module Missing Message

CAN reception error

CAN communication system

Telematics

B

U016387

Lost Communication with Navigation Control Module Missing Message

CAN reception error

CAN communication system

Telematics

B

PROCEDURE

1.

CLEAR DTC

(a) Clear the DTCs.

Body Electrical > Telematics > Clear DTCs
NEXT

2.

CHECK FOR DTC

(a) Check for DTCs.

Body Electrical > Telematics > Trouble Codes

Result

Proceed to

DTCs are not output.

A

DTCs are output.

B

HINT:

  • If CAN communication system malfunction DTCs are output, they may also be output for other systems.
  • If the CAN communication system has been checked and repaired in other systems, the DTC will not be output after rechecking for DTCs.
  • If the DTC is output frequently, duplicate the conditions that cause a malfunction and perform the check again, even though the DTC was not output after rechecking for DTCs.

    Click here

A

USE SIMULATION METHOD TO CHECK

B

GO TO CAN COMMUNICATION SYSTEM

  • for HEV Model:

    Click here

  • for Gasoline Model:

    Click here

    READ NEXT:

     Does not Recognize Voice Commands Performed to Contact Support Center

    PROCEDURE 1. CHECK COMMUNICATION BASED VOICE RECOGNITION FUNCTION (a) While paying attention to the condition of the spoken voice command, say "Find a gas stat

     Remote Engine Starter does not Operate

    CAUTION / NOTICE / HINT NOTICE: Before replacing the certification ECU (smart key ECU assembly), refer to smart key system (for Entry Function) Precaution. for HEV Model: Click here for

     DCM Data Signal Circuit between Radio Receiver and DCM

    DESCRIPTION This circuit is used to send and receive signals between the DCM (telematics transceiver) and the radio and display receiver assembly. WIRING DIAGRAM PROCEDURE 1.

    SEE MORE:

     Power Back Door Warning Buzzer

    RemovalREMOVAL CAUTION / NOTICE / HINT COMPONENTS (REMOVAL) Procedure Part Name Code 1 BACK DOOR TRIM UPPER PANEL ASSEMBLY 64790B - - - 2 BACK DOOR SIDE GARNISH LH 67938A - - - 3 BACK DOOR SIDE GARNISH RH 67937B -

     Impact Detection Sensor Circuit Malfunction (B124300)

    DESCRIPTION If the collision door lock release function does not operate normally, or an open or short in the GSW input circuit of the main body ECU (multiplex network body ECU) is detected, DTC B124300 will be stored. HINT: If DTC B124300 is stored, the automatic door lock function, and collision

    © 2020-2025 Copyright www.tcorollacross.com PT NL