


If the result is not as specified, the ecu may have a malfunction.
Problem symptoms table
Diagnosis systemFor your information
Main owner’s manual
Please note that this manual applies to all models and all equipment,
including
options. Therefore, you may find some explanations for equipment not
installed on your vehicle.
All specifications provided in this manual are current at the time of printing.
However, be ...
Catalyst monitor (active air-fuel ratio control type)
Preconditions
The monitor will not run unless:
The mil is off.
Drive pattern
Connect the intelligent tester to the dlc3.
Turn the ignition switch on.
Turn the tester on.
Clear dtcs (if set) (see page es-35).
Start the engine and warm it up.
Drive the vehicle at be ...
For vehicles equipped with mobile communication systems
Install the antenna as far away from the ecu and
sensors of the vehicle electronic systems as
possible.
Install an antenna feeder at least 20 cm (7.87 In.)
Away from the ecu and sensors of the vehicle
electronic systems. For details about ecu and
sensor locations, refer to the sec ...