public String getDiagnosticsMode() {
        return this.diagnosticsMode;
    }
<p>
(Optional) Option for a vehicle to send diagnostic trouble codes to Amazon Web Services IoT FleetWise. If you
want to send diagnostic trouble codes, use <code>SEND_ACTIVE_DTCS</code>. If it's not specified, <code>OFF</code>
is used.
</p>
<p>
Default: <code>OFF</code>
</p>

@return (Optional) Option for a vehicle to send diagnostic trouble codes to Amazon Web Services IoT FleetWise. If
        you want to send diagnostic trouble codes, use <code>SEND_ACTIVE_DTCS</code>. If it's not specified,
        <code>OFF</code> is used.</p>
        <p>
        Default: <code>OFF</code>
@see DiagnosticsMode
aws-java-sdk-iotfleetwise/src/main/java/com/amazonaws/services/iotfleetwise/model/CreateCampaignRequest.java