No optional parameter shall be used, meaning that there shall always be a response to a request. The scan tool may support the testerPresent service or use another method to keep communication active. 5.3 Other diagnostic services Support of the other diagnostic services is not required by this...
THIS DOCUMENT IS STILL UNDER STUDY AND SUBJECT TO CHANGE. IT SHOULD NOT BE USED FOR REFERENCE PURPOSES.Circulated to P- and O-members, and to technical committees and ISO/TC 22/SC 3 organizations in liaison for :Title discussion at Véhicules routiers - Equipement électrique et électroniq...