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: Components

COMPONENTS ILLUSTRATION *1 NO. 2 AIR DUCT *2 COOLER PIPE GROMMET *3 COOLER EXPANSION VALVE *4 HEATER CLAMP *5 HEATER RADIATOR UNIT SUB-ASSEMBLY *6 NO. 1 COOLER EVAPORATOR SUB-ASSEMBLY *7 NO. 1 COOLER THERMISTOR *8 UPPER HEATER CASE *9 O-ring *10 LOWER HEATER CASE N*m (kgf*cm, ft...

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: O2 Sensor Circuit Range/Performance Bank 1 Sensor 1 Signal Rate of Change Below Threshold (P2A0026)

DESCRIPTION Refer to DTC P003012. Click here HINT: Although the DTC titles say oxygen sensor, this DTC relate to the air fuel ratio sensor (sensor 1). DTC No. Detection Item DTC Detection Condition Trouble Area MIL Note P2A0026 O2 Sensor Circuit Range/Performance Bank 1 Sensor 1 Signal Rate of Change Below Threshold The calculated value for the air fuel ratio sensor (sensor 1) response rate deterioration level is less than the threshold (2 trip detection logic)...