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Automotive ECU Testing | Functional Testing | HIL Testing

Learn About our Expertise in ECU Testing of Instrument Clusters, ADAS, Power Steering and Other Systems

Our Software & Hardware ECU Testing have in-depth Automotive Domain expertise. For close to two decades, we have been partnering with Automotive OEMs and Suppliers from USA, China, Taiwan, South Korea, India, and Europe.

Our Automotive ECU Testing Teams have experience in delivering projects for Functional, Unit, Integration and System testing of the following automotive products:

Support for Automotive ECU Testing - Unit Testing, Integration Testing & Functional (HIL, MIL, SIL) Testing

Our software and hardware testing engineers help you develop the ‘Test Strategies’ for all stages of automotive testing- unit, integration and functional testing.

A Handbook on Functional Testing

Learn more about MIL, SIL and HIL Testing
of Automotive Software

A Handbook on Functional Testing

Learn more about MIL, SIL and HIL Testing
of Automotive Software


[Demo] Functional Testing of HVAC, Mirror, and Seat Control Unit

ECU Testing: Understanding the Process Flow Diagram

ECU Testing Success Stories: HIL Testing, MIL Testing, SIL Testing & more

Customer FAQs for Automotive ECU Testing - Unit, Integration, Functional Testing

We plan to build a setup for validation and testing (HIL/MIL/SIL) of Automotive Systems (like Seating, HVAC, BCM, Infotainment etc). Can you provide the required support?

Ans. Yes, we have experience in helping such customers in setting-up such test labs.

Our V&V (Verification & Validation) Consultants will travel to your location and set-up the Offshore Development Centre (ODC).

Basis your requirements, the validation and testing tools will also be deployed for the testing processes. Any additional support will also be provided as per the project specifications.

Can you provide test and validation reports for one of our existing automotive application?

Ans. Yes, our Consultants can provide testing of your existing product and deliver the required test reports.

The test reports will be generated as per the specifications of the project. Our testing and validation team has expertise in various tools, following is the indicative lists of such tools:

  • Tessy tool, CANTATA, RTRT for Unit Testing,
  • CAPL Script, Mx-VDev for Integration testing
  • CANAlyzer, LabView, ETAS for HIL Testing, SIL Testing and MIL Testing.

We have collaborated with some of our customers for testing of Low-level drivers and protocol software stacks such as UDS (ISO 14229) and CAN (ISO 11898).

We have an industry-recognized and proven competency in Tessy tool.

Which business engagement model do you follow for your Automotive CU & System Testing Projects?
Ans. Our testing services are primarily provided on a Time and Material basis. You will be billed on actual man hours as well as the cost of test tools licenses. In scenarios where our association require long term commitment, we can design the engagement based on ‘fixed price model’. This happens when there is a detailed long-term roadmap for the project and the understanding of the complexity of the code.
Do you follow a specific team structure for testing of automotive system/solution?
Ans. Choosing us as your technology partner, you get a dedicated team of professionals working on the project. Usually, the team working on a Unit, Integration or Functional Testing project has the following members:
  • Test Manager: A test manager is usually a senior testing engineer. He/She oversees the project, plans the test strategy and interacts with the customers on a regular basis.
  • Testing Engineers: Test Engineers’ role is to perform the tests, be it unit testing, integration or HIL/MIL/SIL Testing. They write the test cases based on requirements and execute them using different testing tools.
Is our code safe with you? How do you ensure the code safety and integrity?

Ans. Absolutely! We take the safety and integrity of your code very seriously. To follow it in letter and spirit, we strictly adhere to the guidelines prescribed in standards such as GDPR and ISO 27001.

At Embitel, it is mandatory for all the members of the Testing Team to clear an online test for these standards.

On top of this, every code transfer is done over Secure FTP.

Our project requires testing engineers to travel to our location. Do you have an offshore/onsite business model?
Ans. If the project demands, we can send across our testing engineers to the customers’ location as per our offshore business model. As an alternative, we can set up an Offshore Development Centre (ODC) for the testing project. The customers can send the software module for testing. As we have a secure FTP in place, the code sent for testing is completely secure. The tests will be performed, and reports will be shared within the agreed-upon timeframe.
What are the different software testing reports that you share with us?
Ans. The Deliverables of the Functional Testing/Unit Testing/Integration Testing include:
  • Unit Test Reports
  • Integration Test Reports
  • Validation Reports
In addition to these reports, our testing team will also provide Tool reports from tools like Tessy, CANTATA, etc.
How do you monitor the progress of the automotive software testing projects?

Ans. We keep the customers apprised of the project development by sharing the Timesheets on a weekly or monthly basis.

Details of completed and pending tasks, overall health of the project. are also mentioned in the timesheet.

Project Managers are also in constant touch with the customers to update them on the latest developments of the project.

How do ECU testing services adapt to the evolving technological landscape of automotive electronics, particularly with the emergence of advanced driver-assistance systems (ADAS) and autonomous vehicle technologies?
Ans: ECU (Engine Control Unit) testing services adapt to the evolving technological landscape of automotive electronics, including the emergence of Advanced Driver-Assistance Systems (ADAS) and autonomous vehicle technologies, through several key strategies:
  • Advanced Testing Methodologies: Incorporating sophisticated testing techniques such as model-based testing and hardware-in-the-loop (HIL) simulations to address the complexity of ADAS and autonomous systems.
  • Increased Automation: Leveraging automated testing frameworks to efficiently manage the extensive testing demands of advanced automotive systems.
  • Use of AI and Machine Learning: Applying AI and ML to optimize testing processes, predict potential failures, and analyze test results for deeper insights.
  • Collaboration with Regulatory Bodies: Ensuring compliance with evolving standards and regulations by actively engaging with industry consortia and regulatory bodies.
  • Emphasis on Cybersecurity: Addressing the cybersecurity challenges associated with connected vehicles through comprehensive vulnerability assessments and penetration testing.
  • Continuous Learning and Adaptation: Staying abreast of technological advancements and continuously updating testing protocols to reflect the latest industry developments.
  • Customized Testing Solutions: Offering tailored testing services to meet the specific requirements of diverse ADAS and autonomous systems.

These strategies enable ECU testing services to support the development of safe, reliable, and secure automotive technologies.

Knowledge bytes

Ans: Automotive Electronic Control Unit (ECU) testing is the process of evaluating the functionality, reliability, and performance of ECUs within a vehicle.

ECUs are the electronic modules responsible for controlling various aspects of a vehicle’s operations, such as engine management, transmission control, braking system, power steering, and infotainment systems.

ECU Testing involves a series of checks and simulations to ensure that these units meet all specifications, perform as expected under various conditions, and comply with safety and regulatory standards. This process can include hardware-in-the-loop (HIL) testing, software-in-the-loop (SIL) testing, and on-vehicle testing, covering everything from individual component functionality to the ECU’s interaction with other vehicle systems.

Ans: Automotive ECU testing involves verifying the Electronic Control Unit’s functionality, to ensure that it meets specified performance criteria. This process includes static tests for software validation, dynamic tests for real-time system responses, and hardware-in-the-loop (HIL) simulations to assess the ECU’s interaction with vehicle systems under simulated conditions.
Ans: There are a number of testing tools that help in the execution of unit, integration, functional testing of automotive systems. We have expertise in the following tools for software and hardware verification:
  • DOORS Requirement Management Tool: It is a tool from IBM that helps capture, trace, analyze, and manage the requirements for a customer. It proves to be a useful tool in automotive software/hardware testing especially, functional testing.
  • Rational Quality Manager: It is a web-based tool from IBM . It adds value to the Functional Testing (HIL,MIL,SIL) process by automating the test planning, test construction and test management activities.
  • CANalyzer/CANoe: These are software development and Testing tools from Vector. One of the functions of CANalyzer/CANoe is to help in analysis and simulation of network communication between various Electronic Control Units (ECU).
  • LabView: LabView is a Test Automation Framework from National Instrument. It helps to control and customize a Functional Testing system. LabView expedites the SIL, MIL and HIL Testing process and proves to be an efficient testing framework that also helps reduce time-to-market.
  • CANTATA: CANTATA is also a Test Automation framework. CANTATA automates Unit Testing and Integration Testing. It enables the software developers to achieve compliance with different standards such as ISO 26262, MISRA C & more.
  • Mx-VDev: Mx-VDEV is a very popularly used Unit and Integration Testing tool. Mx-VDEV automates the creation and execution of test cases for Unit Testing and Integration Testing of Electronics Control Unit applications.
  • RTRT: RTRT is a test automation framework, that can perform a number of automotive software testing activities such as unit testing, coverage analysis and system testing.
  • ETAS: ETAS is also a test automation tool, that can perform HIL testing as well. In one of our projects, we have used ETAS tool for HIL testing of Exhaust System Software.
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