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- Reconfirmation whether diagnosis code is output from KOS-ECU <Vehicles with KOS> or ETACS-ECU <Vehicles without KOS>.
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Q.
Is the diagnosis code set?
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Perform the troubleshooting of KOS-ECU <Vehicles with KOS> or ETACS-ECU <Vehicles without KOS> (Refer to GROUP 42B - Troubleshooting - Diagnosis Code Chart <Vehicles with KOS>, Refer to GROUP 54A - Troubleshooting - Diagnosis Code Chart <Vehicles without KOS>).
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- Reconfirmation of diagnosis code.
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Q.
Is the diagnosis code set?
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Replace the KOS-ECU <Vehicles with KOS> or ETACS-ECU <Vehicles without KOS>. After the replacement, put the each identification code into KOS-ECU <Vehicles with KOS> or ETACS-ECU <Vehicles without KOS>. Then go to Step 3.
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Intermittent malfunction (Refer to GROUP 00 - How to Use Troubleshooting/Inspection Service Points - How to Cope with Intermittent malfunctions ).
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- Reconfirmation of diagnosis code.
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Q.
Is the diagnosis code set?
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