Category SAE Standards

Austempered ductile iron (ADI) provides exceptional mechanical properties that are highly desirable for demanding automotive components. SAE J2477:2018 defines the minimum requirements for ADI castings, ensuring consistency in performance. This article breaks down the essential elements of the standard, including…

The SAE J915-2017 standard provides a foundational framework for the manual control sequence of automatic transmissions in passenger cars and light-duty trucks. This recommended practice, stabilized in 2017, outlines the shift pattern (PRNDL), gate designs, and critical safety interlocks needed…

Overview of SAE J195 SAE J195 is an international standard that originally addressed the design and performance requirements for automatic speed control systems in motor vehicles. First issued in 1970, it provided guidelines for system engagement, disengagement, and safety measures.…

SAE J1292 (APR2016) is a recommended practice that establishes guidelines for the application of primary wiring distribution system harnesses in automotive and motor coach vehicles. Though now stabilized, it remains a valuable reference for new vehicle builds, rewiring, and service.…

In the design and specification of automatic belt tensioners for automotive accessory drive systems, precise and consistent terminology is crucial. SAE J2198 (R) Glossary – Automatic Belt Tensioner provides the industry standard for naming and defining components, types, configurations, and…

Understanding SAE J311-2024 SAE J311-2024 is an SAE Information Report that consolidates the essential properties and performance characteristics desired by manufacturers of automatic transmissions for passenger cars and light-duty trucks. First issued in 1952 and revised periodically, the standard provides…

Rethinking Safety for ADS Testing The rapid development of automated driving systems (ADS) has introduced testing requirements far beyond those of conventional vehicles. Traditional proving ground safety practices, while well-established, do not fully address the additional hazards and complexities of…

The SAE J3105/1-2023 standard defines the requirements for infrastructure-mounted pantograph (cross-rail) conductive automated connection devices (ACDs) used to charge heavy-duty electric vehicles such as buses and coaches. This recommended practice enables hands-free, vertically engaged charging at power levels up to…

The SAE J1939-16 standard defines a process for automatically detecting the baud rate of CAN Classic networks, enabling devices to join without disrupting existing communication. This guide breaks down the key concepts, including ECU classifications, discovery modes, and implementation tips…

Contamination built into hydraulic components is a leading cause of catastrophic start-up failures. SAE J1227-2024 provides standardized laboratory methods to determine contamination levels in wetted portions of components, subsystems, and systems. This article explores key aspects of the recommended practice,…