Toyota Yaris: Power Distribution / Integration Relay

Power Distribution

..

Components

C..

Other information:

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Invalid Data Received from ECM/PCM "A" Invalid Serial Data Received (U040181)

DESCRIPTION If the ECM cannot recognize the millimeter wave radar sensor assembly. DTC U040181 is stored. DTC No. Detection Item DTC Detection Condition Trouble Area DTC Output from U040181 Invalid Data Received from ECM/PCM "A" Invalid Serial Data Received Approximately 17 seconds or more after the ignition switch is turned to ON, the ECM cannot recognize the millimeter wave radar sensor assembly for approximately 5 seconds or more...

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: ECM Communication (C124A00)

DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area DTC Output from C124A00 ECM Communication Any of the following is detected: The engine type, powertrain variation, engine stop and start ECU availability and destination information sent from the ECM do not match the information stored in the skid control ECU (brake actuator assembly)...