Last Modified: 05-13-2024 6.11:8.1.0 Doc ID: RM100000001N4M1
Model Year Start: 2021 Model: Corolla Prod Date Range: [04/2020 -           ]
Title: TELEMATICS: TELEMATICS SYSTEM (for HV Model): U014087,U015587,U016387; Lost Communication with Body Control Module Missing Message; 2021 - 2025 MY Corolla Corolla HV [04/2020 -        ]

DTC

U014087

Lost Communication with Body Control Module Missing Message

DTC

U015587

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

DTC

U016387

Lost Communication with Navigation Control Module Missing Message

DESCRIPTION

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

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

U014087

Lost Communication with Body Control Module Missing Message

CAN reception error

CAN communication system

U015587

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

CAN reception error

CAN communication system

U016387

Lost Communication with Navigation Control Module Missing Message

CAN reception error

CAN communication system

PROCEDURE

1.

CHECK DTC

(a) Clear the DTCs.

Body Electrical > Telematics > Clear DTCs

(b) Recheck for DTCs and check if the same DTCs are output again.

Body Electrical > Telematics > Trouble Codes

Result

Proceed to

No DTCs are output.

A

DTCs are output.

B
A

USE SIMULATION METHOD TO CHECK

B

GO TO CAN COMMUNICATION SYSTEM 2020 - 2022 MY Corolla Corolla HV [01/2019 - 09/2022]; NETWORKING: CAN COMMUNICATION SYSTEM (for HV Model): HOW TO PROCEED WITH TROUBLESHOOTING 2023 - 2025 MY Corolla Corolla HV [09/2022 -        ]; NETWORKING: CAN COMMUNICATION SYSTEM (for HV Model): HOW TO PROCEED WITH TROUBLESHOOTING