Last Modified: 07-31-2024 6.11:8.1.0 Doc ID: RM100000002D8A7
Model Year Start: 2024 Model: GR Corolla Prod Date Range: [08/2023 -           ]
Title: PARK ASSIST / MONITORING: INTUITIVE PARKING ASSIST SYSTEM: U010087,...,U110687; Lost Communication With ECM/PCM "A" Missing Message; 2024 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [08/2023 -        ]

DTC

U010087

Lost Communication With ECM/PCM "A" Missing Message

DTC

U011487

Lost Communication with Four-wheel Drive Clutch Control Module Missing Message

DTC

U012687

Lost Communication with Steering Angle Sensor Module Missing Message

DTC

U012987

Lost Communication With Brake System Control Module Missing Message

DTC

U013187

Lost Communication With Power Steering Control Module Missing Message

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

DTC

U110687

Lost Communication with Electric Parking Brake Module Missing Message

DESCRIPTION

These DTCs are stored when the clearance warning ECU assembly cannot receive and recognize several signals via the CAN communication line.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

DTC Output from

Priority

U010087

Lost Communication With ECM/PCM "A" Missing Message

Lost communication with ECM

CAN communication system

Clearance Warning

B

U011487

Lost Communication with Four-wheel Drive Clutch Control Module Missing Message

Lost communication with 4WD ECU assembly

CAN communication system

Clearance Warning

B

U012687

Lost Communication with Steering Angle Sensor Module Missing Message

Lost communication with steering sensor

CAN communication system

Clearance Warning

B

U012987

Lost Communication With Brake System Control Module Missing Message

Lost communication with skid control ECU (brake actuator assembly)

CAN communication system

Clearance Warning

B

U013187

Lost Communication With Power Steering Control Module Missing Message

Lost communication with power steering ECU assembly

CAN communication system

Clearance Warning

B

U014087

Lost Communication with Body Control Module Missing Message

Lost communication with main body ECU (multiplex network body ECU)

CAN communication system

Clearance Warning

B

U015587

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

Lost communication with the combination meter assembly

CAN communication system

Clearance Warning

B

U016387

Lost Communication with Navigation Control Module Missing Message

Lost communication with radio and display receiver assembly

CAN communication system

Clearance Warning

B

U110687

Lost Communication with Electric Parking Brake Module Missing Message

Lost communication with skid control ECU (brake actuator assembly)

CAN communication system

Clearance Warning

B

HINT:

When 2 or more DTCs starting with "U" are output simultaneously, inspect the connectors and wire harnesses of each ECU.

PROCEDURE

1.

CLEAR DTC

(a) Clear the DTCs.

Body Electrical > Clearance Warning > Clear DTCs

NEXT

2.

CHECK DTC OUTPUT

(a) Check for DTCs.

Body Electrical > Clearance Warning > Trouble Codes

Result

Proceed to

DTCs are output

A

DTCs are not output

B

None of the above conditions are met

C

A

GO TO CAN COMMUNICATION SYSTEM

B

USE SIMULATION METHOD TO CHECK

C

GO TO DTC CHART