A Ford F-150 Lightning traveled 376,000 kilometers and developed a battery issue; it was repaired for 4,500 euros.

A Ford F-150 Lightning with many miles on it has been at the center of a case that brings to light one of the major concerns for electric vehicle buyers: how much it costs to repair a battery outside of warranty.

One thing is the cost of a new battery sold by the manufacturer, but something entirely different is the cost of repairing it when alternatives exist. The case of a 2022 Ford F-150 Lightning that was used intensively for four years is a good example of how the repair market is evolving.

The protagonist is a model manufactured in July 2022, which had traveled a staggering 376,474 kilometers when an error alert appeared on its high-voltage battery. This is a considerable figure for any car, but especially noteworthy for an electric vehicle that has accumulated such mileage in such a short time.

The first option was to replace the entire battery with a new one from Ford. The problem lay in the cost, as estimates from the American media outlet Torque News placed this procedure between $32,000 and $36,000, which is equivalent to between €28,500 and €32,000. This is a steep expense to justify for a vehicle with so many kilometers on it, even though it was still in working condition.

A battery with 376,000 kilometers and a single faulty module

The vehicle ended up at an independent repair shop specializing in electric cars located in North Carolina, United States. There, technicians conducted a thorough diagnosis of the 98 kWh battery to determine what caused the failure.

What they found was quite revealing. Of the nine modules that make up the battery, eight were still functioning properly. The problem was concentrated in module number four, where a voltage difference was detected.

According to the shop’s diagnosis, a small internal short circuit was causing one of those groups to lose charge more quickly than the others. This voltage difference eventually activated the battery’s protection systems, preventing normal use of the vehicle.

This shows that despite having exceeded 300,000 km, it doesn’t mean the entire battery had reached the end of its lifespan. There was no fire or structural failure either. Simply, one of its components developed a problem that made it unsafe to use the battery pack.

The battery management system continuously monitors the voltages and temperatures of its various components. When it detects values outside the established limits, it can reduce performance or even prevent the car from running to avoid greater damage.

The interesting thing is that the battery architecture of the F-150 Lightning allows its modules to be removed and replaced individually. This option should, in theory, simplify repairs by avoiding the need to replace the entire battery due to a localized failure. This is not the case with the increasingly common CTP (cell to pack) packs, which make such repairs more difficult.

However, replacing only the faulty module was not necessarily the best solution either. The cost of original replacement parts, labor, and especially the need to find a compatible component given the aging condition of the remaining modules complicated the process.

Installing a completely new module alongside eight others that had already covered nearly 380,000 kilometers didn’t seem like a good idea either, as it could lead to differences in capacity and performance. The entire system would still be limited by the older modules, meaning some of the additional capacity provided by the new component wouldn’t be utilized.

The solution chosen by the experts was much simpler: to find a complete battery from another Ford F-150 Lightning, but one with fewer kilometers logged.

And here lies one of the most interesting aspects of this story. The market for recycled components from scrapped electric cars is beginning to offer alternatives that were difficult to find just a few years ago. Instead of relying solely on new parts from manufacturers, specialized shops can turn to used batteries that still have a considerable amount of useful life left.

In the case of this Ford, technicians located a used battery, installed it, and made the necessary connections, including those for the cooling system. According to published information, the cost of the operation was around $5,000.

There is also a significant difference between repairing a battery and replacing it with a used one. In this case, the latter option was chosen, as it allows the vehicle to be put back into use, though its long-term outcome will depend on the actual condition of the recovered battery.

The conclusion is that in the future, maintaining electric cars doesn’t have to rely exclusively on official services. In fact, it already isn’t, as there are increasingly more independent workshops that will grow alongside rising demand.

Therefore, if your battery fails, don’t go only to the manufacturer; seek a “second opinion” from an independent workshop, which may offer you a solution that is less costly for your wallet.