Toyota Yaris: Manual Transaxle System / Check For Intermittent Problems

How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT HINT: The ECM of this system is connected to the CAN communication system. Therefore, before starting troubleshooting, be sure to check that there are no malfunctions in the CAN communication system...

Road Test

ROAD TEST ROAD TEST (a) Check for DTCs. Click here Powertrain > Engine > Trouble Codes HINT: When DTCs are output, perform troubleshooting for each DTC...

Other information:

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

ComponentsCOMPONENTS ILLUSTRATION *1 CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) - - RemovalREMOVAL CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed, installed, or replaced during the certification ECU (smart key ECU assembly) removal/installation are shown below...

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Backup Boost Converter Circuit Board(Thermistor) Signal Compare Failure (P30DF62,P30EF4B,P323A00,P323A16,P323AA2,P323B29,P323B38)

DESCRIPTION Refer to DTC P323A19. Click here DTC No. Detection Item DTC Detection Condition Trouble Area Warning Indicate Memory Note P30DF62 Backup Boost Converter Circuit Board(Thermistor) Signal Compare Failure The following conditions is met for 1 second or more (1 trip detection logic): Difference in temperature between thermistor 1 and thermistor 2 of the engine stop and start ECU is 40°C (72°F) or higher...