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5、08 Superseding J1922 DEC2008 Powertrain Control Interface for Electronic Controls Used in Medium- and Heavy-Duty Diesel On-Highway Vehicle Applications RATIONALE J1922 is no longer actively supported by a current ECU and has been superseded by J1939 on all current North American trucks, but it is in
6、stalled and working in thousands of trucks today. J1922 is being moved to a Non-current status, since it is not being implemented in new products, but still needs to be available to maintain the trucks that are using it. STABILIZED NOTICE This document has been declared “Stabilized“ by the SAE Truck
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