SAE J1802-2019 is a recommended practice that establishes a uniform procedure for determining the effectiveness of brake blocks used in commercial vehicles. By specifying a single reference brake block size (FMSI No. 4515E) and a standardized S-cam brake assembly, the…

SAE J1804-2016 is a stabilized standard that specifies requirements for corrosion preventive compounds designed for spray application to vehicle body cavities. This standard is essential for engineers developing or qualifying products that protect enclosed areas of automotive bodies from corrosion.…

The SAE J1797 recommended practice is a cornerstone for safety and interoperability in EV battery module design. It provides critical guidelines for external interfaces, mechanical retention, electrical connections, and venting systems, enabling compatibility across manufacturers and applications. As electric vehicle…

SAE J1798-2019, “Recommended Practice for Performance Rating of Electric Vehicle Battery Modules”, provides standardized test methods for evaluating the performance of EV battery modules. This document serves as a menu of recommended tests for comparative measurements, helping manufacturers, test facilities,…

Introduction and Purpose SAE J1698-1A, titled “Pedestrian Protection EDR Output Data Definition,” is an appendix to the broader SAE J1698-1 standard. Established in 2016 and stabilized in 2021, this document defines the Event Data Recorder (EDR) output data parameters and…

SAE J1708 is a recommended practice developed by SAE International to standardize serial data communications between microcomputer systems in heavy-duty vehicle applications. First issued in 1986 and stabilized in 2016, it remains a foundational technology for reliable data exchange in…

SAE J1790-2021 establishes the minimum steering requirements for self-propelled, driver-operated sweepers and scrubbers that use a single-circuit hydraulic servo-assisted system without mechanical linkage to the road wheels. This standard, now stabilized, applies to machines covered under SAE J2130-1 (GVW >…

Navigation map databases are critical components in modern in-vehicle navigation systems, advanced driver-assistance systems (ADAS), and ITS traveler applications. However, the quality and content of these databases can vary significantly across suppliers. SAE J1663 provides a standardized framework for describing…

Overview of SAE J1678-2023 SAE J1678 defines requirements for low voltage primary cables with ultra-thin wall insulation used in surface vehicles for signal, low current, or power applications. The 2023 revision removed the reference to ignition coil use, clarified that…

Overview and Scope The SAE J1591 standard, officially titled Internal Combustion Engines—Piston Rings—General Specifications, provides a unified framework for specifying piston rings up to 200 mm diameter used in reciprocating internal combustion engines and compressors. It covers dimensional criteria, material…

SAE J1605-2014 establishes a common approach for testing and evaluating the performance of brake master cylinder reservoir diaphragm gaskets. This standard ensures that these components provide a functional seal and protection from outside dirt and water when used with non-petroleum…

Scope and Stabilization of SAE J163 SAE J163, originally issued in 1974 and stabilized in 2011, is a Recommended Practice that covers low tension (low voltage) wiring and cable terminals and splice clips for surface vehicles. The document addresses mature…

SAE J1547-2018, originally issued in 1988 and cancelled in July 2018, provides a test method for evaluating the susceptibility of automotive electronic modules using common mode injection (direct RF injection) in the frequency range of 1 to 400 MHz. This…

SAE J158, cancelled in April 2003, remains a key reference for engineers working with malleable iron castings in automotive and allied industries. This standard defines hardness and microstructural requirements for six grades of malleable iron—covering ferritic, pearlitic, tempered pearlitic, and…

Overview of SAE J1460: A Historical Biomechanics Standard SAE J1460 is a Surface Vehicle Information Report that compiles human mechanical response characteristics to impact. Originally issued in 1985 and stabilized in 2013, this standard provided baseline biomechanical data that were…

SAE J1466-2001 is a recommended practice that defines the best known techniques for evaluating dynamic driving traction of passenger car and light truck tires in snow. Although cancelled in February 2001, it remains a valuable reference for understanding controlled snow…

SAE J1494 is a stabilized recommended practice that specifies requirements for battery booster cables (also known as jumper cables) used to jump-start vehicles with 12-volt electrical systems. Established in 1989 and stabilized in 2012, this standard covers cable construction, performance,…