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Tell Tale was created in order to receive all available dashboard indication events that are available on truck via FMS protocol according to J1939 standard.
Tell Tale was created in order to receive all available dashboard indication events that are available on truck via FMS protocol according to J1939 standard.
SAE J1939 is the vehicle bus standard used for communication and diagnostics among vehicle components. Based on the same architecture FMS protocol dedicated to telematics systems is available. It has certain standardized parameters available, such as fuel consumption, engine work-hours, etc. Please visit http://www.fms-standard.com/ for more information and message structure.
SAE J1939 is the vehicle bus standard used for communication and diagnostics among vehicle components. Based on the same architecture FMS protocol dedicated to telematics systems is available. It has certain standardized parameters available, such as fuel consumption, engine work-hours, etc. Please visit http://www.fms-standard.com/ for more information and message structure.
== Is there any parameters available? ==
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To check if FMS is available on your vehicle '''scanfms''' SMS/GPRScommand can be send. It will show parameters that are available on vehicle, but it does not include all Tell Tale statuses. How to parse scanfms response can be found in wiki [[FMB_scanfms]] page
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== What parameters should be enabled ==
== What parameters should be enabled ==
