A Mustang Mach-E bug leaves cars stuck in ‘deep sleep’ with an empty 12v battery

Add a software program bug to the itemizing of factors affecting Ford’s currently launched Mustang Mach-E electrical crossover. Per The Verge, a problem with the car’s secondary 12-volt battery is leaving some cars unable to start out out, even when their main lithium-ion battery is totally charged. In common circumstances, the battery pack will pull energy from the car’s main power cell. With Mach-E cars the place it’s a draw back, that doesn’t happen when the car is plugged in and charging. When the 12-volt battery lastly dies, the FordCross app will report the Mach-E is in a “deep sleep” mode.  

Ford acknowledged the issue in a technical service bulletin filed with the Nationwide Freeway Site visitors Security Administration, the place it notes the problem is a software-related scenario with the car’s powertrain administration module. The corporate claims the bug solely impacts a “small quantity” of Mach-E cars. Particularly, these Ford manufactured on or sooner than February third. And whereas the automaker is creating an OTA to take care of the issue, the primary method to resolve the problem is to convey an affected Mach-E to a Ford dealership. It’s doable to jumpstart the battery your self, nevertheless the course of for doing so is in no way simple.

“We’re conscious {that a} small variety of Mustang Mach-E house owners have had their 12-volt battery attain a low voltage situation. We proactively labored with early house owners experiencing this problem to determine the foundation trigger and a repair,” a Ford spokesperson instructed Engadget. “Within the uncommon cases the place this nonetheless happens, clients can now contact their native EV-certified Ford seller to have the matter resolved.”

When it entails currently launched EVs, software program factors mustn’t uncommon, significantly amongst automakers comparatively new to creating them. Late last 12 months, Polestar wanted to recall the Polestar 2 to take care of a software program glitch that prompted some cars to lose power the entire sudden whereas driving. Nonetheless, no matter how small this latest bug is, it’s a blip for one in all many high-profile EV launches from a US automaker. 

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