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: Inspection

INSPECTION PROCEDURE 1. INSPECT SPIRAL CABLE SUB-ASSEMBLY NOTICE: Do not remove the steering sensor from the spiral cable sub-assembly when inspecting the spiral cable sub-assembly. Remove the steering sensor from the spiral cable sub-assembly only when replacing the spiral cable sub-assembly...

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Communication between ECUs connected by LIN Bus off (B278588)

DESCRIPTION This DTC is stored when LIN communication between the certification ECU (smart key ECU assembly) and steering lock ECU (steering lock actuator or upper bracket assembly) stops for 10 seconds or more. DTC No. Detection Item DTC Detection Condition Trouble Area B278588 Communication between ECUs connected by LIN Bus off No communication between steering lock ECU (steering lock actuator or upper bracket assembly) and certification ECU (smart key ECU assembly) for 10 seconds or more...