Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: Lost Communication with ECM/PCM "A" Missing Message (U010087,...,U111087)

Toyota Corolla Cross (2022-2024) Service Manual / ADAS & AD / Advanced Driver Assistance System / Front Camera System / Lost Communication with ECM/PCM "A" Missing Message (U010087,...,U111087)

DESCRIPTION

When a malfunction is detected between various ECUs and sensors, these DTCs are stored.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

DTC Output from

U010087

Lost Communication with ECM/PCM "A" Missing Message

When a communication error between forward recognition camera and ECM is detected

CAN communication system

Front Recognition Camera

U010187

Lost Communication with TCM Missing Message

for Gasoline Model:
  • When a communication error between forward recognition camera and ECM is detected
for HEV Model:
  • When a communication error between forward recognition camera and hybrid vehicle control ECU is detected

CAN communication system

Front Recognition Camera

U010387

Lost Communication with Gear Shift Control Module "A" Missing Message

When a communication error between forward recognition camera and shift control ECU (transmission floor shift assembly) is detected

CAN communication system

Front Recognition Camera

U012687

Lost Communication with Steering Angle Sensor Module Missing Message

When a communication error between forward recognition camera and steering sensor is detected

CAN communication system

Front Recognition Camera

U012987

Lost Communication with Brake System Control Module "A" Missing Message

When a communication error between forward recognition camera and skid control ECU (brake actuator assembly) is detected

CAN communication system

Front Recognition Camera

U013187

Lost Communication with Power Steering Control Module "A" Missing Message

When a communication error between forward recognition camera and power steering ECU assembly is detected

CAN communication system

Front Recognition Camera

U014087

Lost Communication with Body Control Module Missing Message

When a communication error between forward recognition camera and main body ECU (multiplex network body ECU) detected

CAN communication system

Front Recognition Camera

U015587

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

When a communication error between forward recognition camera and combination meter assembly is detected

CAN communication system

Front Recognition Camera

U019887

Lost Communication with Telematic Control Module "A" Missing Message

When a communication error between forward recognition camera and telematics transceiver is detected

CAN communication system

Front Recognition Camera

U029387

Lost Communication with Hybrid/EV Powertrain Control Module Missing Message

When a communication error between forward recognition camera and hybrid vehicle control ECU is detected

CAN communication system

Front Recognition Camera

U110687

Lost Communication with Electric Parking Brake Module Missing Message

When a communication error between forward recognition camera and skid control ECU (brake actuator assembly) is detected

CAN communication system

Front Recognition Camera

U111087

Lost Communication with Intuitive Parking Assist Module Missing Message

When a communication error between forward recognition camera and clearance warning ECU assembly is detected

CAN communication system

Front Recognition Camera

PROCEDURE

1.

CLEAR DTC

(a) Clear the DTCs.

Chassis > Front Recognition Camera > Clear DTCs
NEXT

2.

CHECK FOR DTCs

(a) Make sure that the DTC detection conditions are met.

HINT:

If the detection conditions are not met, the system cannot detect the malfunction.

(b) Check for DTCs.

Chassis > Front Recognition Camera > Trouble Codes

Result

Proceed to

CAN communication system DTC is not output

A

CAN communication system DTC is output

B

A

USE SIMULATION METHOD TO CHECK

B

GO TO CAN COMMUNICATION SYSTEM

for Gasoline Model: Click here

for HEV Model: Click here

    READ NEXT:

     Lost Communication with Navigation Control Module Missing Message (U016387)

    DESCRIPTION When a malfunction is detected between various ECUs and sensors, these DTCs are stored. DTC No. Detection Item DTC Detection Condition Troub

     Lost Communication with Cruise Control Front Distance Range Sensor Single Sensor or Center Missing Message (U023587)

    DESCRIPTION The forward recognition camera communicates with the millimeter wave radar sensor assembly via CAN communication line. If communication with the millimeter wave radar sensor assembly

     Internal Control Module Software Incompatibility Not Programmed (U030051,U030057)

    DESCRIPTION for Gasoline Model: Forward recognition camera receives Powertrain Information from ECM via CAN communication line. If the forward recognition camera cannot confirm the Pow

    SEE MORE:

     Problem Symptoms Table

    PROBLEM SYMPTOMS TABLE NOTICE: The vehicle is equipped with a Supplemental Restraint System (SRS) which includes components such as airbags. Before servicing (including removal or installation of parts), be sure to read the precaution for Supplemental Restraint System. Click here

     Air Inlet Damper Control Servo Motor Actuator Stuck Off (B143B7F)

    DESCRIPTION The No. 1 blower damper servo sub-assembly sends pulse signals to inform the air conditioning amplifier assembly of the damper position. The air conditioning amplifier assembly activates the motor (normal or reverse) based on these signals to move the air inlet damper to the appropriate

    © 2020-2024 Copyright www.tcorollacross.com