Toyota Corolla Cross: ADAS & AD

 Diagnosis System

DIAGNOSIS SYSTEM DESCRIPTION (a) The hybrid vehicle control ECU has a self-diagnosis system. If the computer, Hybrid Control System, or a component is not working properly, the ECU records the conditions that relate to the fault. The ECU also illuminates the master warning in the combination meter a

 Problem Symptoms Table

PROBLEM SYMPTOMS TABLE NOTICE: Before replacing the main body ECU (multiplex network body ECU) or certification ECU (smart key ECU assembly), refer to Registration.*1 *1: w/ Smart Key System When replacing the combination meter assembly, always replace it with a new one. If a combination