Toyota Yaris: Lin Communication System / Dtc Check / Clear

Toyota Yaris XP210 (2020-2025) Reapir and Service Manual / Power Source & Network / Networking / Lin Communication System / Dtc Check / Clear

DTC CHECK / CLEAR

CHECK DTC

(a) Check for DTCs.

Body Electrical > Main Body > Trouble Codes Body Electrical > Smart Key > Trouble Codes Body Electrical > Power Source Control > Trouble Codes

(b) Check the details of the DTCs.

CLEAR DTC

(a) Clear the DTCs.

Body Electrical > Main Body > Clear DTCs Body Electrical > Smart Key > Clear DTCs Body Electrical > Power Source Control > Clear DTCs

Diagnosis System

DIAGNOSIS SYSTEM DESCRIPTION The main body ECU (multiplex network body ECU) and certification ECU (smart key ECU assembly) control the LIN communication system...

Data List / Active Test

DATA LIST / ACTIVE TEST DATA LIST HINT: Using the GTS to read the Data List allows the values or states of switches, sensors, actuators and other items to be read without removing any parts...

Other information:

Toyota Yaris XP210 (2020-2025) Reapir and Service Manual: Lost Communication with ECM/PCM "A" Missing Message (U010087,U012987,U014087,U015587,U110387,U111787)

DESCRIPTION These DTCs are stored when there is a CAN communication malfunction between the certification ECU (smart key ECU assembly) and ECM, main body ECU (multiplex network body ECU) or combination meter assembly. DTC No. Detection Item DTC Detection Condition Trouble Area Note U010087 Lost Communication with ECM/PCM "A" Missing Message CAN communication malfunction between certification ECU (smart key ECU assembly) and ECM (1-trip detection logic*) ECM Turn the ignition switch to ON and wait at least 10 seconds...

Toyota Yaris XP210 (2020-2025) Reapir and Service Manual: How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT NOTICE: Because the order of diagnosis is important to allow correct diagnosis, make sure to begin troubleshooting using How to Proceed with Troubleshooting when CAN communication system related DTCs are output. If the CAN communication system is malfunctioning, check the contact pressure of the terminals in connectors, as insufficient terminal contact pressure may be the cause...