Toyota Yaris: Dynamic Radar Cruise Control System / Lost Communication with ECM/PCM "A" Missing Message (U010087,U010487,U012287)

Toyota Yaris XP210 (2020-2022) Reapir and Service Manual / Engine & Hybrid System / Cruise Control / Dynamic Radar Cruise Control System / Lost Communication with ECM/PCM "A" Missing Message (U010087,U010487,U012287)

DESCRIPTION

The ECM communicates with each sensor and ECU via CAN communication.

If any malfunction is detected in a CAN communication circuit, one or more CAN communication system 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 the dynamic radar cruise control system is operating, a communication malfunction between the skid control ECU (brake actuator assembly) and ECM is detected for approximately 1 second or more.

CAN communication system

Radar Cruise1

U010487

Lost Communication with Cruise Control Module Missing Message

When the ignition switch is ON and the dynamic radar cruise control system is operating, a communication malfunction between the millimeter wave radar sensor assembly and ECM is detected for approximately 1 second or more.

CAN communication system

Radar Cruise1

U012287

Lost Communication with Vehicle Dynamics Control Module Missing Message

When the ignition switch is ON and the dynamic radar cruise control system is operating, a communication malfunction between the skid control ECU (brake actuator assembly) and ECM is detected for approximately 2.6 seconds or more.

CAN communication system

Radar Cruise1

PROCEDURE

1.

CLEAR DTC

(a) Clear the DTCs.

Powertrain > Radar Cruise1 > 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.

Powertrain > Radar Cruise1 > Trouble Codes

Result

Proceed to

DTC U010087, U010487 or U012287 is 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

    Communication Error from ECM to VSC Invalid Serial Data Received (P163181)

    DESCRIPTION The skid control ECU (brake actuator assembly) sends signals such as brake request signals to the ECM. When the ECM detects logic error signals sent from the skid control ECU (brake actuator assembly) for a certain period of time, DTC P163181 is stored...

    Lost Communication with ECM/PCM "A" Missing Message (U010087,U012687,U012987,U015587)

    DESCRIPTION The millimeter wave radar sensor assembly communicates with each sensor and ECU via CAN communication. If any malfunction is detected in a CAN communication circuit, one or more CAN communication system DTCs are stored...

    Other information:

    Toyota Yaris XP210 (2020-2022) Reapir and Service Manual: Turbocharger Noise


    DESCRIPTION HINT: Turbocharger noise is classified into two types. These are whistling sound and chattering sound. During troubleshooting, first determine the type of noise. Type of Abnormal Noise Outline of Abnormal Noise Major Trouble Area Whistling sound (airflow sound) The whistling sound volume and pitch are proportional to the turbocharger or engine speed...

    Toyota Yaris XP210 (2020-2022) Reapir and Service Manual: Components


    COMPONENTS ILLUSTRATION *1 FRONT DOOR OPENING TRIM WEATHERSTRIP LH *2 FRONT DOOR OPENING TRIM WEATHERSTRIP RH *3 FRONT PILLAR GARNISH LH *4 FRONT PILLAR GARNISH RH *5 FRONT PILLAR GARNISH CLIP - - ● Non-reusable part - - ILLUSTRATION *A w/ Pre-collision System - - *1 VISOR ASSEMBLY LH *2 VISOR ASSEMBLY RH *3 VISOR HOLDER LH *4 VISOR HOLDER RH *5 ASSIST GRIP COVER *6 ASSIST GRIP SUB-ASSEMBLY *7 ROOF HEADLINING *8 FORWARD RECOGNITION WITH HEATER HOOD SUB-ASSEMBLY ILLUSTRATION *1 WINDSHIELD GLASS *2 WINDSHIELD OUTSIDE MOULDING *3 NO...

    Categories

    Refueling

    Before refueling, close all the doors, windows, and the liftgate/trunk lid, and switch the ignition OFF.

    To open the fuel-filler lid, pull the remote fuel-filler lid release.

    Toyota Yaris. Refueling

    To remove the fuel-filler cap, turn it counterclockwise. Attach the removed cap to the inner side of the fuel-filler lid.

    read more

     
    Copyright © 2022 www.toyaris4.com