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: ID-BOX Missing Message (B278987)

DESCRIPTION This DTC is stored when LIN communication between the certification ECU (smart key ECU assembly) and ID code box (immobiliser code ECU) stops for 10 seconds or more. DTC No. Detection Item DTC Detection Condition Trouble Area B278987 ID-BOX Missing Message No communication between certification ECU (smart key ECU assembly) and ID code box (immobiliser code ECU) for 10 seconds or more...

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

DISASSEMBLY PROCEDURE 1. REMOVE CYLINDER BOOT (a) Using a screwdriver with its tip wrapped with protective tape, remove the 4 cylinder boots from the front disc brake cylinder. NOTICE: Do not forcefully pry off the retainer. Be careful not to damage the front disc brake cylinder...