Toyota Yaris: Can Communication System / Utility

Toyota Yaris XP210 (2020-2024) Reapir and Service Manual / Power Source & Network / Networking / Can Communication System / Utility

UTILITY

INITIALIZE THE CONNECTION INFORMATION OF A GATEWAY FUNCTION EQUIPPED ECU (BUS MONITOR ECU)

(a) Initialize the ECU.

Body Electrical > Central Gateway > Utility

Tester Display
Initialization

Body Electrical > Main Body > Utility

Tester Display
Initialization

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...

Terminals Of Ecu

TERMINALS OF ECU NOTICE: After turning the ignition switch off, waiting time may be required before disconnecting the cable from the negative (-) auxiliary battery terminal...

Other information:

Toyota Yaris XP210 (2020-2024) Reapir and Service Manual: Dtc Check / Clear

DTC CHECK / CLEAR CHECK DTC (a) Check for DTCs (Test Failed / Pending / Confirmed). Chassis > Lane Control > Trouble Codes GTS Display Description Test Failed Represent malfunctions that were detected during the current trip. Pending Represent malfunctions which have occurred since the DTCs were last cleared but have not been confirmed...

Toyota Yaris XP210 (2020-2024) Reapir and Service Manual: Interior Light Auto Cut Circuit

DESCRIPTION The main body ECU (multiplex network body ECU) controls operation of the DOME CUT relay in order to supply power to the interior lights. When the battery saving function operates while the interior lights are on, the main body ECU (multiplex network body ECU) opens the DOME CUT relay to turn off the lights...