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 (2020-2025) Reapir and Service Manual: Brake System Control Module "A" System Voltage System Voltage High (C137BA3)

DESCRIPTION If a malfunction is detected in the power supply circuit, the skid control ECU (brake actuator assembly) stores this DTC and the fail-safe function prohibits ABS operation. This DTC is stored when the +BS terminal voltage deviates due to a malfunction in the power supply or charging circuit such as the auxiliary battery or alternator circuit, etc...

Toyota Yaris XP210 (2020-2025) Reapir and Service Manual: Components

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