The future of EV battery repair? Combining man and machine

The major barrier to mass EV adoption is perception. With combustion engines, repair pathways are well established and trusted. By contrast, EVs batteries are less familiar, and consequently many drivers view them as riskier. A lack of understanding about what can actually be done to diagnose and repair faults has fuelled the assumption that a battery issue inevitably means a costly full replacement.

In reality, faults remain rare, but as EV adoption grows, the absolute number of repairs will rise. That makes it vital not just that repair is possible, but that it is carried out correctly. When repairs are poorly executed, the risk of repeat failure increases, and as batteries become more complex, the challenge only grows.

At the same time, repairs must be completed safely, protecting both technicians and vehicles, and efficiently enough to scale with demand. Relying solely on human technicians cannot deliver on all these requirements. The optimal path is one that combines human dexterity with the precision, reliability, and scalability that technology provides.

Ensuring safe battery repairs

Working with EV batteries means working with high voltages, and even the smallest lapse in protocol can put people, vehicles and workshops at risk. Training is essential, but human error can never be ruled out entirely. That’s why technology has a critical role to play as a safeguard.

Autocraft’s REVIVE® EV battery servicing process, built on patented Augmented Reality (AR) and LiDAR technology, is the first of its kind that can deliver on an industrial scale. It alerts technicians immediately if any safety step is missed and triggers an automatic shutdown until the issue is resolved. From PPE checks to tool use, the system monitors every detail, ensuring the repair is carried out under the strictest safety conditions.

Complete precision at scale

Quality is just as important as safety in EV battery repair, and here, technology makes the difference.

In a typical garage, repair quality depends heavily on the skill of the technician. With only basic testing tools, faults are often addressed at the symptom level rather than the root cause. This increases the risk of repeat failures, which is costly for OEMs and damaging to overall confidence in EVs.

Autocraft’s patented ‘no-fault-forward’ ARIA (Augmented Reality Interactive Assembly) system provides industrial-scale process control. Using cameras, projectors and wireless tools, it guides technicians through each stage in the correct sequence and to the required standard. Originally developed for ICE engine remanufacturing, ARIA has also been adapted for REVIVE®, giving technicians the right information at the right time. This reduces thinking time, streamlines the process, and ensures every step is carried out precisely.
DC tooling adds another layer of assurance, monitoring performance in real time down to the torque of a single screw. Any deviation is flagged immediately, halting the process until corrected. This level of precision is almost impossible to achieve without technology.
Autocraft’s no-fault-forward approach has already enabled thousands of EV battery repairs with a success rate of above 99%. That standard is essential if EVs are to deliver on their full potential.

Traceability provides accountability

When repair relies solely on human technicians, it is impossible to document every step consistently. This makes it difficult to eliminate every potential risk and increases the chance of a sub-standard repair.

By integrating DC tools, AR and LiDAR, Autocraft creates a full audit trail of every stage of the repair, stored securely via cloud-based software. This provides clear, unambiguous evidence that every required step has been completed to deliver a fault-free outcome. In an era where automakers are increasingly judged on vehicle reliability, this level of detail provides an added layer of protection and reassurance.

Traceability also extends to components. We can show the provenance of every module used in a repair. Through our unique OptEVizer® testing and grading capability, we certify each module’s health and its suitability for reuse, underpinning repair integrity and supporting EV battery passport compliance.

Why flexibility still matters

Flexibility within the repair process is also critical. Full automation is neither cost-effective nor practical, given the huge variety of battery designs now on the market.

A decade ago, with only a handful of EV models, a repeatable process was easier to achieve. Today, there are nearly 100 different models, each with multiple generations and variations. Constantly reprogramming robots to account for every design change would be inefficient.
Human technicians, however, can recognise these small but significant differences, such as a bolt shifting a few millimetres between models, and adapt the repair process in real time. This ability to adjust, combined with the control and accuracy of technology, makes a dual man-and-machine approach essential.

Combining the power of man and machine

Skills shortages, growing battery complexity, and the expected rise in repair demand all point to the need for industrialised EV battery solutions. A fully manual process cannot deliver the precision, efficiency, or consistency required for the industry to succeed at scale.
Human expertise remains essential for flexibility and adaptation, while technology ensures repairs are safe, precise, and fully traceable. Together, this dual approach eliminates errors, reduces costs, and builds the confidence needed for EV battery repair to scale safely and sustainably.