Toyota Yaris: Introduction / How To Troubleshoot Ecu Controlled Systems

Introduction

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General Information

GENERAL INFORMATION A large number of ECU controlled systems are used in this vehicle. In general, ECU controlled systems are considered to be very intricate, requiring a high level of technical knowledge to troubleshoot...

Other information:

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Fail-safe Chart

FAIL-SAFE CHART FAIL-SAFE OPERATION If there is a problem with sensor signals or actuator systems, the skid control ECU prohibits power supply to the brake actuator assembly and informs the ECM of an VSC system malfunction. The brake actuator assembly turns off the solenoids and the ECM stops its VSC control according to signals from the skid control ECU...

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Brake Warning Light does not Come ON

DESCRIPTION The skid control ECU (brake actuator assembly) controls the brake system warning light in the combination meter assembly via CAN communication. CAUTION / NOTICE / HINT NOTICE: After replacing the skid control ECU (brake actuator assembly), perform "Calibration"...