Apparatus and method for diagnostic communication in a vehicle, a vehicle including the same, and a vehicle diagnostics apparatus

An apparatus for diagnostic communication in a vehicle, the apparatus comprising:

• an edge communication node configured to receive a message from outside of a vehicle and protocol convert or route the message;
• and
• a control communication node configured to receive the message protocol converted or routed by the edge communication node,
• wherein the edge communication node is further configured to transmit a diagnostic message to the control communication node,
• wherein the control communication node is further configured to transmit a message including a diagnostic result according to the diagnostic message to the edge communication node, and
• wherein the edge communication node is further configured to optionally transmit a message including the diagnostic result to the outside of the vehicle based on the diagnostic result.

A vehicle diagnostic apparatus, the vehicle diagnostic apparatus configured to:

• transmit a diagnostic message according to diagnostics over internet protocol (DoIP) to an edge communication node included in each of a plurality of vehicles;
• receive a message including a diagnostic result from at least a portion of edge communication nodes among the plurality of vehicles;
• and
• determine diagnostic result information for the plurality of vehicles based on whether a message including the diagnostic result has been received.