Toyota Yaris: Sfi System / System Diagram

Definition Of Terms

DEFINITION OF TERMS Term Definition Monitor Description Description of what the ECM monitors and how it detects malfunctions (monitoring purpose and details)...

How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT HINT: *: Use the GTS. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT 2. CUSTOMER PROBLEM ANALYSIS NEXT 3...

Other information:

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Microwave Integrated Circuit (VCO Circuit) in Front Radar Sensor Internal Electronic Failure (C1A8749-C1A8987,C1A8C08)

DESCRIPTION When an internal malfunction is detected in the millimeter wave radar sensor assembly, a DTC is stored. DTC No. Detection Item DTC Detection Condition Trouble Area C1A8749 Microwave Integrated Circuit (VCO Circuit) in Front Radar Sensor Internal Electronic Failure When the ignition switch is ON, the millimeter wave radar sensor assembly detects a malfunction in the microwave integrated circuit (VCO circuit)...

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Problem Symptoms Table

PROBLEM SYMPTOMS TABLE NOTICE: If the main body ECU (multiplex network body ECU) is replaced, refer to the Registration. Click here HINT: Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table...