DTC B1030:
Ultrasonic System Malfunction
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Clear the DTCs with the HDS.
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Turn the ignition switch to LOCK (0), and then back to ON (II).
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Check for DTCs with the HDS.
YES
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Faulty alarm control siren, replace it.■
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NO
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Intermittent failure, the system is OK at this time. Check for loose or poor connections.■
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