Toyota Yaris: Networking / Network Gateway Ecu

Power Source Control System Missing Message (B278C87)

DESCRIPTION When an internal malfunction is detected in the certification ECU (smart key ECU assembly), this DTC is stored. DTC No. Detection Item DTC Detection Condition Trouble Area B278C87 Power Source Control System Missing Message An internal malfunction occurs in the certification ECU (smart key ECU assembly)...

Components

COMPONENTS ILLUSTRATION *1 COWL SIDE TRIM BOARD RH *2 FRONT DOOR SCUFF PLATE RH *3 FRONT DOOR OPENING TRIM WEATHERSTRIP RH *4 GLOVE COMPARTMENT DOOR ASSEMBLY *5 LOWER NO...

Other information:

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT HINT: Use the following procedure listed to troubleshoot the Active Torque Split AWD System. *: Use the GTS. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT 2. INSPECT AUXILIARY BATTERY VOLTAGE Standard voltage: 11 to 14 V If the voltage is below 11 V, recharge or replace the auxiliary battery before proceeding to the next step...

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

REMOVAL PROCEDURE 1. REMOVE REAR BUMPER SIDE SEAL LH (a) Apply protective tape around the rear bumper assembly. HINT: Use the same procedure for the RH side and LH side. Protective Tape (b) Remove the 5 clips and nut to remove the rear bumper side seal LH...