Power Line Carrier Communications for Commercial Vehicles
This SAE Recommended Practice defines a method for implementing a bidirectional, serial communications link over the vehicle power supply line among modules containing microcomputers. This document defines those parameters of the serial link that relate primarily to hardware and software compatibility such as interface requirements, system protocol, and message format that pertain to Power Line Communications (PLC) between Tractors and Trailers.
This document defines a method of activating the trailer ABS Indicator Lamp that is located in the tractor.
Rationale: Replaced SAE J1113 references with equivalent CISPR 25 references. Updated the Intellectual Property section and
removed the contact info. Added PID and PGN information for ABS Indicator Lamp Status sections. Added missing
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Electrical, Electronics, and AvionicsVehicle networkingTrucksBusesTrailers
Also known as: SAE J 2497
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