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ISO 16750-Road vehicles

ISO 16750-Road vehicles — Environmental conditions and testing for electrical and electronic equipment and its parts 1-7

The ISO 16750 series consists of several parts, each addressing different aspects of environmental conditions and testing requirements for electrical and electronic equipment used in road vehicles.

Here’s an overview of the main parts of the ISO 16750 series along with their descriptions:

ISO 16750-1:2018 – Road vehicles — Environmental conditions and testing for electrical and electronic equipment: This standard, as discussed earlier, outlines the general environmental conditions and testing requirements for electronic components and systems used in road vehicles. It covers mechanical, thermal, electrical, chemical, climatic, electromagnetic, and biological conditions.
ISO 16750-2:2012 – Road vehicles — Environmental conditions and testing for electrical and electronic equipment — Electrical loads: This part of the series focuses on testing requirements related to electrical loads and transients that electronic equipment might experience within a vehicle’s electrical system. It provides guidelines for testing the ability of components and systems to withstand electrical disturbances and maintain their functionality and safety.
ISO 16750-3:2012 – Road vehicles — Environmental conditions and testing for electrical and electronic equipment — Mechanical loads: ISO 16750-3 addresses the mechanical loads that electronic components and systems may encounter due to vehicle vibrations, shocks, and impacts. The standard provides testing procedures and criteria for assessing the resistance of equipment to these mechanical stresses.
ISO 16750-4:2012 – Road vehicles — Environmental conditions and testing for electrical and electronic equipment — Climatic loads: This part focuses on the effects of climatic conditions such as temperature, humidity, and thermal cycling on electronic equipment in road vehicles. The standard outlines testing procedures to evaluate the equipment’s performance and durability under these climatic conditions.
ISO 16750-5:2008 – Road vehicles — Environmental conditions and testing for electrical and electronic equipment — Chemical loads: ISO 16750-5 addresses the exposure of electronic equipment to various chemicals and substances commonly encountered in the automotive environment. It provides testing requirements for evaluating the resistance of equipment to chemical exposure.

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6. ISO 16750-6:2014 – Road vehicles — Environmental conditions and testing for electrical and electronic equipment — EMC: This part focuses on electromagnetic compatibility (EMC) requirements for electronic equipment in road vehicles. It addresses the susceptibility of equipment to electromagnetic interference (EMI) and provides testing methods to assess EMC performance

7. ISO 16750-7:2013 – Road vehicles — Environmental conditions and testing for electrical and electronic equipment — Mechanical loads for mechanical components: ISO 16750-7 specifically targets mechanical loads for mechanical components in vehicles, such as mechanical switches, knobs, and handles. It outlines testing procedures to evaluate the durability of these components under mechanical stress.

Each part of the ISO 16750 series ensure that electronic equipment used in road vehicles can withstand a specific set of environmental conditions and challenges. Manufacturers, designers, and testing laboratories use these standards to develop and validate their products, contributing to the overall reliability, safety, and performance of automotive electronics.

What is ISO 16750-1:2023-Road vehicles — Environmental conditions and testing for electrical and electronic equipment?

ISO 16750-1 is an international standard to address the environmental conditions and testing requirements for electrical and electronic equipment used in road vehicles. It focuses on the Environmental conditions and testing for electrical and electronic equipment in road vehicles.

Also, the standard provides guidelines and requirements for testing the durability and performance of electrical and electronic components, systems, and devices that are installed in road vehicles. These components can include sensors, control units, communication modules, displays, and other electronic systems that are crucial for the proper functioning of modern vehicles.

ISO 16750-1 addresses various environmental conditions that road vehicles and their electronic equipment may encounter during their operational life. These conditions include:

Mechanical conditions: This covers aspects like vibration, shock, and impact that vehicles and their components may experience due to road conditions and external forces.
Thermal conditions: This includes exposure to different temperature ranges and cycling, as vehicles operate in varying climates and weather conditions.
Electrical conditions: The standard outlines testing related to electrical disturbances, such as transient voltage spikes and voltage dips that can affect electronic equipment.
Chemical conditions: This pertains to exposure to various chemicals, like fuels, oils, cleaning agents, and other substances commonly encountered by vehicles.
Climatic conditions: Different humidity levels, condensation, and exposure to salt, among other factors, can impact the performance of electronic components.
Electromagnetic conditions: Road vehicles are exposed to electromagnetic fields from various sources, and the standard addresses the potential effects of electromagnetic interference on electronic systems.
Biological conditions: This includes factors such as exposure to mold, fungi, and other biological agents that can impact electronic equipment.

Moreover, by establishing standardized testing procedures and criteria for various environmental conditions, ISO 16750-1:2023 helps ensure the reliability, safety, and performance of electrical and electronic components in road vehicles. Manufacturers and designers of automotive electronics use this standard to develop and validate their products to withstand the challenging conditions encountered in real-world driving environments.

Requirements of ISO 16750-1:2023-Road vehicles — Environmental conditions and testing for electrical and electronic equipment

ISO 16750-1:2018 outlines the requirements for environmental conditions and testing for electrical and electronic equipment in road vehicles. These requirements are designed to ensure the reliability and performance of such equipment under various challenging conditions that vehicles may encounter during their operational life.

Here are the key requirements specified in ISO 16750-1:

Mechanical Conditions:
- Vibration Testing: The standard specifies vibration profiles that simulate the vibration conditions experienced by vehicles during operation. Electronic equipment must be tested to ensure it can withstand these vibrations without malfunction or damage.
- Shock and Impact Testing: This involves subjecting the equipment to sudden impacts and shocks that can occur during driving or collisions. The equipment must demonstrate its ability to withstand these forces without failure.
Thermal Conditions:
- Temperature Testing: The standard defines temperature ranges and cycling tests that mimic the temperature variations a vehicle can experience. Equipment must function reliably within these temperature ranges without degradation.
Electrical Conditions:
- Transient Voltage Testing: The standard outlines tests for voltage spikes and dips that can occur due to electrical disturbances. Equipment should tolerate these transient conditions without malfunction.
Chemical Conditions:
- Chemical Resistance Testing: Electronic equipment should be tested against exposure to various chemicals like fuels, oils, and cleaning agents to ensure they do not deteriorate or malfunction due to chemical exposure.
Climatic Conditions:
- Humidity Testing: The standard includes tests for high humidity and condensation conditions that vehicles can encounter. Equipment must perform reliably without being affected by humidity-related issues.
- Salt Spray Testing: This test evaluates the equipment’s resistance to salt-induced corrosion, which is particularly relevant in regions with harsh winter conditions where road salt is in use.
Electromagnetic Conditions:
- Electromagnetic Compatibility (EMC) Testing: The standard addresses the susceptibility of electronic equipment to electromagnetic interference (EMI) as well as radio frequency interference (RFI).

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7. Biological Conditions:

Fungus Resistance Testing: This test also evaluates the equipment’s resistance to fungal growth, which can occur in humid environments. Equipment must not be compromised by biological agents.

Overall, ISO 16750-1 provides a comprehensive framework for subjecting electrical and electronic equipment to a range of environmental stresses that road vehicles can experience. Meeting these requirements helps ensure that the equipment maintains its functionality, reliability, and safety over the vehicle’s lifespan.

Benefits of ISO 16750-1:2023

ISO 16750-1:2023 provides numerous benefits to the automotive industry, manufacturers of electronic components, and vehicle owners by ensuring the reliability and performance of electrical and electronic equipment used in road vehicles. Below are some key benefits of the standard:

Enhanced Reliability: By subjecting electronic components and systems to a wide range of environmental conditions and stressors, the standard helps identify weaknesses and vulnerabilities early in the design and testing phase. This leads to more robust and reliable products that are less likely to fail during real-world vehicle operation.
Improved Safety: Many critical vehicle systems, such as braking, steering, and airbags, rely on electronic control units (ECUs). Ensuring the reliability of these systems under various conditions is essential for the safety of vehicle occupants and other road users.
Consistency and Standardization: ISO 16750-1 establishes consistent testing procedures and criteria that are popular globally. This standardization allows manufacturers and suppliers to have a common reference for evaluating their products and ensures that vehicles meet similar reliability standards worldwide.
Optimized Design: The insights gained from testing according to ISO 16750-1 can help engineers and designers refine their products. This may lead to more efficient designs that are better to withstand the challenges of the automotive environment.
Cost Reduction: Identifying and addressing potential issues early in the development process can help avoid costly recalls, repairs, and warranty claims due to equipment failures. This can lead to significant cost savings for manufacturers.

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Faster Time-to-Market: When components and systems are designed with the standard’s requirements in mind from the outset, the likelihood of design iterations and delays is reduced. This can contribute to faster development cycles and quicker product launches.
Supplier Relationships: Automotive manufacturers often source electronic components from various suppliers. By adhering to ISO 16750-1, manufacturers can establish a clear set of requirements that suppliers must meet, ensuring consistency in product quality across the supply chain.
Customer Confidence: Vehicle owners can have greater confidence in the reliability and safety of their vehicles when they know that the electronic systems have been rigorously tested and designed to withstand challenging conditions.
Compliance and Regulations: Many regions and countries have regulations and standards that vehicles must meet to be roadworthy. Conforming to ISO 16750-1 can help manufacturers meet these requirements and demonstrate compliance.
Technological Advancements: As technology evolves, the standard provides a framework for evaluating new electronic components and systems. This encourages innovation while ensuring that advancements are thoroughly tested for their suitability in automotive applications.
Long-Term Performance: The standard’s focus on durability under various conditions helps ensure that electronic components and systems maintain their performance over the vehicle’s lifespan, contributing to overall customer satisfaction.

Therefore, ISO 16750-1 helps create a more resilient, reliable, and safe automotive ecosystem by setting forth guidelines and requirements that improve the performance of electrical and electronic equipment used in road vehicles. It aligns the efforts of manufacturers, suppliers, and regulatory bodies to collectively enhance the quality and longevity of automotive electronics.

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Who needs ISO 16750-1?

ISO 16750-1 is relevant to a range of stakeholders within the automotive industry and related sectors. Here are some of the key groups of people and organizations that benefit from and need to consider the standard:

Automobile Manufacturers: Vehicle manufacturers are primary users of ISO 16750-1. They need to ensure that the electronic components and systems installed in their vehicles meet the environmental conditions and testing requirements outlined in the standard. This helps ensure the reliability and safety of their vehicles under various challenging conditions.
Electronic Component Suppliers: Suppliers of electronic components, such as sensors, control units, displays, and communication modules, must adhere to ISO 16750-1 to ensure that their products meet the requirements specified by vehicle manufacturers. Complying with the standard helps demonstrate the quality and reliability of their components.
Automotive Designers and Engineers: Engineers and designers working on electronic systems and components for vehicles must consider the requirements of ISO 16750-1 during the design phase. They need to develop products that can withstand the mechanical, thermal, electrical, and other environmental stresses specified in the standard.
Testing Laboratories: Testing laboratories play a crucial role in validating electronic equipment according to ISO 16750-1. They conduct the required tests to ensure that the components and systems meet the performance criteria under different environmental conditions.
Regulatory Bodies: Regulatory bodies and government agencies responsible for setting safety and environmental standards for vehicles might reference or require compliance with ISO 16750-1 as part of their certification as well as type approval processes.
Quality Assurance and Compliance Managers: Organizations involved in the production of automotive electronics need to ensure that their products conform to industry standards. Quality assurance and compliance managers also oversee the testing and verification processes to confirm that products meet ISO 16750-1 requirements.

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Aftermarket Component Manufacturers: Manufacturers of aftermarket electronic components and systems for vehicles can also benefit from ISO 16750-1. Adhering to the standard helps ensure that their products are to withstand the challenging conditions faced by vehicles on the road.
Vehicle Owners and Consumers: Although not directly involved in the development or manufacturing process, vehicle owners and consumers indirectly benefit from ISO 16750-1. The standard contributes to the overall reliability and safety of their vehicles’ electronic systems, leading to improved driving experiences and reduced risks of equipment failure.

Overall, ISO 16750 has a broad impact across the automotive industry, ensuring that electronic components and systems meet rigorous standards for reliability, safety, and performance in a variety of environmental conditions encountered by road vehicles.

If you need more support with any part of ISO 16750, please contact us at +91-8595603096 or support@pacificcert.com