Use the tables below to identify and understand malfunction and data diagnostic event indicators that may appear on the ELD device.
A miscellaneous warning icon appears on your device as an orange triangle icon () and can represent a few different warnings.
|Record State Line Crossing||The logging device cannot obtain vehicle location data frequently enough to meet International Fuel Tax Agreement requirements. An audio warning will sound once when the failure is detected and a different audio indication will sound when this failure is resolved.||Drivers must keep paper records of their route of travel and miles per jurisdiction until normal location detection resumes.|
|Unknown Driver||The vehicle is moving but the person operating the vehicle has not been identified.||Stop driving and either sign in or change status as directed.|
Data Diagnostic Event
Data diagnostics appear on the device when a driver is signed in to the application. If your device enters a data diagnostic state, you will see a red triangle icon () in the action bar at the top of the screen. Navigate to the driver’s log events in the HOS Portal to determine the exact type of diagnostic event that has occurred.
|Code||Data Diagnostic Event||Description|
|1||Power||Device was not powered on within 1 minute of the engine receiving power, or lost power at any point while the engine was powered on.|
|2||Engine Synchronization||Device was not able to receive data from the ECM (or other data source) within 5 seconds of requesting the data.|
|3||Missing Required Data Elements||Device is missing required information for reporting on driver logs.|
|4||Data Transfer||Device is unable to confirm the proper operation of the certified primary roadside transfer mechanism.|
|5||Unidentified driving records||More than 30 minutes of driving in a 24-hour period is recorded under the unidentified driver profile.|
An ELD compliance malfunction appears on your device as a pop-up notification icon () that sits on top of all applications. The icon will include the malfunction description.
|P||Power||Device lost power during driving events for a total of 30 minutes or more over a 24-hour period.|
|E||Engine Synchronization||Device lost connection to the ECM (or other data source) for a total of more than 30 minutes during a 24-hour period.|
|T||Timing||Device is not able to synchronize to UTC or does not have a valid GPS fix.|
|L||Positioning||Device is not able to acquire a valid position measurement within 5 miles of vehicle movement for a total of more than 60 minutes over a 24 hour period.|
|R||Data Recording||Device is no longer able to record or retain required event data or retrieve locally-stored recorded logs.|
|S||Data Transfer||Device continues to fail checks of the roadside transfer mechanism for three days following a Data Transfer Diagnostic Event.|
|O||Other ELD Detected||The eFleetSuite application has stopped working or is not responding as expected.|
Experiencing Frequent Tablet Malfunctions?
If you are experiencing frequent tablet malfunctions, please contact the HOS Support Team. Please be prepared to provide as much information as possible regarding the malfunction circumstances.
To contact the HOS Support Team:
Telephone: (480) 240-4414