Scope and Application SAE J2050-2015 covers two types of power steering pressure hoses fabricated from textile reinforcement and synthetic rubber, assembled with end fittings for use in high-temperature automotive applications. These flexible connections operate within a temperature range of -40…

This SAE standard provides essential requirements for reflex reflectors used on vehicles with an overall width of 2032 mm or more, such as heavy-duty trucks and trailers. It defines three types of reflectors, with Type 2 and Type 3 offering…

🔍 Overview of the Standard SAE J2042-2024 defines requirements, test procedures, and installation guidance for clearance (end-outline marker), sidemarker, and identification lamps on road vehicles with an overall width of 2032 mm or more. These lamps are essential for indicating…

SAE J2043 specifies minimum requirements for nonmetallic tubing used in gasoline or diesel fuel systems. Although cancelled, this standard provides foundational design and testing criteria still referenced in many applications. Below we cover scope, material, construction, performance tests, and practical…

SAE J2037, issued initially in 1990 and cancelled in 2001, defines the message formats for off-board diagnostics using the J1850 network. This specification enabled consistent communication between external diagnostic tools and vehicle modules. It builds upon J1850 lower layers by…

Side turn signal lamps are essential for safety on long vehicles. SAE J2039-2020 provides a comprehensive framework for testing, performance, and installation of these lamps on vehicles 12 m or more in overall length. This article highlights the key provisions of…

Overview and Scope SAE J2027-2013 is a stabilized SAE standard that specifies the requirements for protective covers used on gasoline fuel line tubing in automotive fuel systems. These covers protect the fuel lines from abrasion, heat, and environmental exposure, contributing…

High-tension ignition cables are critical components in road vehicle engine ignition systems. The SAE J2031-2020 standard provides comprehensive requirements and test methods to ensure these cables perform reliably under demanding conditions. This article explores the scope, key tests, and engineering…

Standard Scope and Initial Checks The SAE J2032-2023 standard specifies general requirements and test methods for non-shielded, high-voltage ignition cable assemblies used in road vehicles. It covers everything from visual examination to dielectric endurance. Visual Examination 🔍 All assemblies must…

The SAE J2022 standard has been revised in 2024 to clarify classifications and update terminology for horizontal earthboring machines. This standard provides essential definitions for machine types, dimensional terms, and performance specifications used in the trenchless industry. By encouraging common…

SAE J2024 is an information report that establishes a minimum level of uniform recipes for contaminants used in durability testing of air brake components and auxiliary pneumatic devices for trucks and buses. This standard provides test engineers with proven formulations…

The SAE J2012-2016 standard defines the framework and standardized set of Diagnostic Trouble Codes (DTCs) used in On-Board Diagnostic (OBD) systems for passenger cars and light/medium duty trucks. Technically equivalent to ISO 15031-6, this recommended practice ensures uniform diagnostic communication…

Overview of SAE J2013-2022 The SAE J2013-2022 standard, titled “Military Tire Glossary,” is a recommended practice that provides a comprehensive set of terms and definitions tailored for military tire applications. Developed as a supplement to SAE J2014, this glossary ensures…

The SAE J2014-2022 standard establishes test methods and evaluation criteria for pneumatic tire, wheel, and runflat assemblies used on military tactical wheeled vehicles. Issued by SAE International and updated in July 2022, it serves as a guide for all branches…

Overview and Scope SAE J2002, officially titled “Internal Combustion Engines—Piston Rings—Oil Control Rings,” specifies the dimensional features of four oil control ring types: S (slotted), G (double bevelled), D (bevelled edge), and DV (bevelled edge V-groove). These rings are intended…

This article summarizes the key provisions of SAE J2005-2018, a recommended practice for evaluating whether recreational motorboats are equipped with effective exhaust muffling when operating in stationary mode. The procedure is widely used by regulatory agencies, marine muffler manufacturers, and…

SAE J201, a recommended practice for in-service brake performance testing of passenger cars and light-duty trucks, was officially cancelled in July 2013 without replacement. This article explains the background, reasons for cancellation, and what engineers should consider when referencing brake…