Category SAE Standards

The location and labeling of driver hand controls significantly affect usability, safety, and driver performance. SAE J1138 provides a recommended practice for designing driver hand controls in passenger cars, multipurpose passenger vehicles, and trucks with a GVW of 10,000 lb…

Overview of SAE J1939-76 SAE J1939-76 defines an optional application layer protocol for functional safety communications within the SAE J1939 CAN-based network. It is intended for high-integrity systems that require robust error detection and data integrity, typically in heavy-duty vehicles…

Pedestrian safety testing requires standardized, repeatable methods for evaluating dummy biofidelity under full-scale impact conditions. SAE J3093-2019 provides design and performance specifications for a generic test buck representing a small family car. This article outlines the rationale, design details, and…

The SAE J2891 recommended practice defines design direction for 120 VAC single-phase engine-based auxiliary power units (APUs) used in Class 8 trucks. It focuses on the electrical interface with the truck’s 12 VDC architecture to power sleeper cab hotel loads—such…

SAE J3144-2019 provides the essential interface dimensions for capless fuel tank filler closures, focusing on compatibility with refueling nozzles and vapor recovery systems. This recommended practice is designed primarily for passenger cars and trucks but also applies to marine, industrial,…

In today’s competitive automotive and industrial environment, preventing quality issues before they reach the customer is paramount. While Failure Mode and Effects Analysis (FMEA) is a cornerstone of risk assessment, it can sometimes be too broad to deeply investigate risks…

SAE J1697-2013, a stabilized recommended practice, provides essential guidelines for the design and evaluation of clamped joints in coolant hoses for passenger cars and light trucks. This standard addresses hose and clamp selection, joint design, assembly methods, and performance testing…

Off-road equipment operators face extreme conditions—from blistering heat and dust to jarring vibrations. The SAE J169 standard provides essential guidance for designing HVAC systems that maintain comfort and durability in these demanding environments. This article explores the key factors engineers…

This article summarizes the design recommendations from SAE J1368, a now-cancelled but still informative Recommended Practice that provided guidelines for anchorages and attachment hardware in vehicles equipped with automatic (passive) restraint systems. The standard aimed to ensure compatibility between vehicle…

This article summarizes key recommendations from SAE J1774, an information report for fiberboard materials in automotive applications. It is intended to help engineers and designers understand the available fiberboard types, their design characteristics, physical properties, and appropriate selection for interior…