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Use the M.U.T.-III to diagnose the CAN bus lines.
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Q.
Is the check result normal?
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Repair the CAN bus line (Refer to GROUP 54C - Troubleshooting ).
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Check if diagnosis code is set to the ETACS-ECU.
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Q.
Is the diagnosis code set?
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Troubleshoot the ETACS-ECU. Refer to .
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Using M.U.T.-III, select "Test" from the special function of the combination meter. Execute
the following item to check the buzzer. (Refer to Combination Meter )
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Q.
Is the check result normal?
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Troubleshoot the combination meter. Refer to .
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Check that the security alarm works normally.
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Q.
Is the check result normal?
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The trouble can be an intermittent malfunction (Refer to GROUP 00 - How
to use Troubleshooting/inspection Service Points - How to Cope with Intermittent
Malfunction ).
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