ELD Technical Specifications FAQs

NOTE:  This guidance revises FMCSA-ELD-Technical-Specifications-FAQs(2018-04-09), issued on April 9, 2018, and rescinded on March 10, 2022.

FMCSA-ELD-Technical-Specifications-FAQs(2022-03-10)

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ELD Functions FAQs

NOTE:  This guidance revises FMCSA-ELD-Functions-FAQs(2018-04-09), issued on April 9, 2018, and rescinded on March 10, 2022.

FMCSA-ELD-Functions-FAQs(2022-03-10)

ELD Functions FAQs...

ELD Malfunctions and Data Diagnostic Events FAQs

NOTE:  This guidance revises FMCSA-ELD-Malfunctions-Data-Diagnostics-FAQs (2018-04-09), issued on April 9, 2018, and rescinded on March 10, 2022.  It also reflects minor correction(s) (e.g., for grammar, typographical errors, or consistency) made on October 31, 2023.

ELD Data Transfer FAQs

NOTE: This guidance revises FMCSA-ELD-Data-Transfer-FAQs(2018-04-09), issued on April 9, 2018, and rescinded on March 10, 2022.

FMCSA-ELD-Data-Transfer-FAQs(2022-03-10)

ELD Data Transfer FAQs...

To ensure that the list of self-certified electronic logging devices (ELDs) is current, ELD providers must notify FMCSA of any major changes to their device. What constitutes a major change to an ELD?

NOTE: This guidance revises FMCSA-HOS-ELD-TECH-395-FAQ87, issued on September 1, 2017, and rescinded on March 10, 2022.

FMCSA-ELD-395-Q082(2022-03-10)

Question: To ensure that the list of...

If a driver forgets to indicate the start of Personal Conveyance (PC) or Yard Moves (YM), can they later edit that automatically generated driving event to PC (Off Duty) or YM (On Duty Not Driving)?

FMCSA-ELD-395-Q081(2022-03-10)

Question: If a driver forgets to indicate the start of Personal Conveyance (PC) or Yard Moves (YM), can they later edit that automatically generated driving event to PC (Off Duty) or YM (On Duty Not Driving)?...

In an electronic logging device (ELD) with multiple components, which component must generate the event identifier sequence number?

NOTE: This guidance was rescinded on July 31, 2023, and is no longer in effect.  Please see revised guidance FMCSA-ELD-395-Q080(2023-07-31).

FMCSA-ELD-395-Q080(2022-03-10)

Question: In an electronic logging device (ELD) with...

Is the electronic logging device (ELD) required to retrieve the commercial motor vehicle (CMV) position from the device connected to the port, or can this be retrieved by using a smartphone or tablet?

FMCSA-ELD-395-Q079(2022-03-10)

Question: Is the electronic logging device (ELD) required to retrieve the commercial motor vehicle (CMV) position from the device connected to the port, or can this be retrieved by using a smartphone or tablet?...

What is a motor carrier or driver required to do if they use two electronic logging devices (ELDs) that are not interoperable during a 7-day period?

FMCSA-ELD-395-Q078(2022-03-10)

Question: What is a motor carrier or driver required to do if they use two electronic logging devices (ELDs) that are not interoperable during a 7-day period?

Guidance: As a minimal requirement, each...

If a driver sets the duty status to On-Duty Not Driving and indicates a yard move, does the driver’s duty status have to remain On-Duty Not Driving until the driver manually indicates the end of that driving status?

FMCSA-ELD-395-Q077(2022-03-10)

Question: If a driver sets the duty status to On-Duty Not Driving and indicates a yard move, does the driver’s duty status have to remain On-Duty Not Driving until the driver manually indicates the end of that...