Toyota Yaris: Cxpi Communication System / Diagnostic Trouble Code Chart

Data List / Active Test

DATA LIST / ACTIVE TEST READ DATA LIST NOTICE: In the table below, the values listed under "Normal Condition" are reference values. Do not depend solely on these reference values when deciding whether a part is faulty or not...

Power Integration No.1 System Missing Message (B235287,B235587,B235787-B235987)

DESCRIPTION This DTC is stored when CXPI communication between the semiconductor power integration ECU, power distribution box assembly, windshield wiper relay assembly or light control LED ECU and main body ECU (multiplex network body ECU) stops for 10 seconds or more...

Other information:

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Antenna Coil Circuit Voltage Out of Range (B27841C)

DESCRIPTION When an open or short circuit is detected in the transponder key amplifier coil built into the engine switch, the certification ECU (smart key ECU assembly) stores this DTC. This DTC is also stored as a history DTC. DTC No. Detection Item DTC Detection Condition Trouble Area Note B27841C Antenna Coil Circuit Voltage Out of Range The transponder key amplifier coil built into the engine switch is open (see below) or shorted (determined by communication with certification ECU (smart key ECU assembly))...

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

REMOVAL CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed, installed, or replaced during the air fuel ratio sensor removal/installation are shown below...