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Check if an ETACS-related diagnosis code is set.
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Q.
Is the diagnosis code set?
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Diagnose the ETACS. (Refer to GROUP 54A -
ETACS, Trouble Symptom Chart .)
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By the ETACS customisation function, confirm that "vehicle speed dependent wiper function" has been enabled.
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Q.
Is the check result normal?
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By the ETACS customisation function, enable the "vehicle speed dependent wiper function." Refer to .
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Check that the windshield wiper interval changes when the windshield wiper volume control is rotated.
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Q.
Is the check result normal?
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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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Replace the ETACS-ECU (Refer to GROUP 54A -
ETACS, ETACS-ECU ).
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