Toyota Yaris: Can Communication System / Utility

Toyota Yaris XP210 (2020-2026) 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 (2020-2026) Reapir and Service Manual: Installation

INSTALLATION CAUTION / NOTICE / HINT NOTICE: After performing the update ECU security key procedure, make sure to perform the initialization procedure for when the cable has been disconnected and reconnected to the negative (-) auxiliary battery terminal...

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Vehicle Control History

VEHICLE CONTROL HISTORY NOTICE: Make sure to record any output Vehicle Control History codes before clearing them and checking the Vehicle Control History again. CHECK VEHICLE CONTROL HISTORY (SEMICONDUCTOR POWER INTEGRATION ECU) (a) Read the Vehicle Control History (RoB) according to the display on the GTS...