Toyota Corolla Cross: Mirror (int)
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PROBLEM SYMPTOMS TABLE 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 pr
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DIAGNOSIS SYSTEM
NOTICE:
The following communication bus check screen is provided only as an example.
This screen differs from the actual screen for this vehicle.
Description of "Communication Bus Check" Screen
HINT:
The ECUs and sensors that are normally connected to the CAN commun
MONITOR DESCRIPTION The ECM uses air fuel ratio sensors mounted in front of and behind the Three-Way Catalytic Converter (TWC) to monitor its efficiency.
The first sensor, the air fuel ratio sensor (sensor 1), sends pre-catalyst information to the ECM. The second sensor, the air fuel ratio sensor
System Diagram
Diagnosis System
