Technical article
Product Recalls: The Special Case of High-Voltage Batteries in Electric Vehicles
Product recalls are, unfortunately, a common occurrence in everyday business—whether due to quality defects, safety concerns, or legal violations. This is by no means an industry-specific phenomenon; on the contrary, recalls affect the automotive industry just as much as mechanical and plant engineering, consumer electronics, and the food industry. What all industries have in common are the challenges, legal consequences, high costs, and damage to reputation that such a recall entails.
Reports of battery recalls for electric vehicles are currently proliferating in the media. These recalls are significantly more complex than conventional product recalls. In addition to the heightened safety requirements associated with the recall, there are specific regulatory requirements regarding take-back and disposal. Companies must therefore establish a particularly careful and comprehensive recall management system to address all aspects.
Prevent product recalls
To prevent this from happening in the first place, it is important to take preventive measures in advance to avoid product recalls whenever possible. In this context, it can be helpful to establish the necessary roles, structures, and processes that would be required in the event of a recall. In this regard, root cause analysis—that is, tracing the causes back to the core processes—forms the basis for sustainable measures to prevent defects in future product generations.
It is important to define standards in advance according to which products are developed, manufactured, and tested. This helps minimize technical causes of defects from the outset. At the same time, transparency must be maintained throughout the supply chain so that problems can be identified early on. Regular supplier re-qualifications can help ensure the long-term reliability and quality of components. A systematic analysis of field data is also crucial. By evaluating repair reports, customer complaints, and other market information, critical product weaknesses can be identified before they lead to recalls.
Minimizing the Impact of Recalls
If a product recall is imminent, there are ways to mitigate its impact. One key strategy is to optimize repair processes. Streamlined and efficient handling can significantly reduce the direct costs associated with retrieving, storing, and disposing of the affected products. At the same time, adjusting part prices can lower procurement costs.
In addition, it is important to be able to assess the scope of a potential recall at any time. By improving traceability and ensuring seamless monitoring of the supply chain, companies can pinpoint exactly which products or batches are actually affected, thereby quantifying the potential volume of the recall. At the same time, affected businesses must maintain ongoing communication with regulatory authorities to minimize fines and other legal consequences.
Monitor product recalls
If a crisis has already occurred, it is crucial to manage the entire recall process as effectively as possible. Systematically documenting all measures and ensuring transparency regarding requirements is essential in this regard. The rule here is: The more precisely the risk is assessed, the more accurately the quantity to be recalled can be determined. The so-called recall population depends, among other things, on the length of the supply chain and the depth of production. Once the affected customers have been identified, the geographic scope can be determined and the resulting costs estimated.
To efficiently address the challenges of a recall, suppliers’ performance, production capacities, and repair status should be continuously monitored. This is done, on the one hand, to capitalize on opportunities and, on the other hand, to identify potential bottlenecks or disruptions early on and take corrective action. After all, ensuring a reliable supply chain for the recall is the top priority.
A successful recall also requires a strategically well-planned, targeted communication campaign as well as a meticulously planned returns management process. For affected customers, a recall is always associated with inconvenience, for which the manufacturer is held responsible. Therefore, compensation and customer retention measures should be implemented to counteract customer dissatisfaction and long-term damage to the company’s reputation.
Special Case: Battery Recall for Electric Vehicles
Battery recalls require significantly more complex and resource-intensive management than conventional product recalls. In addition to logistical challenges—particularly those involving defective or damaged high-voltage batteries—and regulatory requirements, their complexity is another key factor: High-voltage batteries are highly integrated components, and their development today focuses primarily on energy density and weight—rather than on the replaceability of defective parts. As the heart of the vehicle and also its most expensive component, high-voltage batteries account for up to 60 percent of the manufacturing costs in electric vehicles. The common practice of scrapping these valuable components in the event of defects, damage, or even a drop in performance is increasingly coming under criticism and drives the costs of a product recall even higher. If multiple model series or brands are affected by the defect, a battery recall can cost billions.
Here is a theoretical calculation: The average manufacturing cost of an electric vehicle is currently around €32,000; based on a conservative estimate that the battery accounts for 50% of that cost, the battery alone costs just under €16,000. Recent product recalls due to defects in the high-voltage battery have affected up to 150,000 vehicles worldwide. Assuming that the battery must be replaced due to a significant defect or safety risk, the costs of this theoretical scenario amount to €2.4 billion for the high-voltage battery alone, not including operational recall costs, costs for handling, installation and removal, disposal or recycling, or repair of the defective batteries, and any compensation for customers.
Product recalls pose an enormous challenge for companies and can be highly complex. It is therefore crucial to avoid recalls whenever possible and to take preventive action early on. If a recall does occur, the entire process must be carefully managed, especially in the case of electric vehicles with their highly complex and expensive high-voltage battery systems. To avoid extremely high costs associated with battery recalls, manufacturers should place even greater emphasis on the repairability of their storage systems in the future. This is because the sustainability and cost-effectiveness of electric mobility depend significantly on the proper handling of defective high-voltage storage systems.
An article on this topic has also been published online by Automobilwoche .
