Brompton electric bikes recalled by US government over unexpected acceleration bug

Hundreds of foldable electric bikes made by UK agency Brompton have been recalled for restore by the US government. A software program fault is inflicting the bikes’ electric motors to ship “forward momentum” when the rider will not be pedaling. It’s a problem that poses “fall and injury hazards,” in accordance with the US Consumer Product Safety Commission (CPSC), however may be remedied by a free software program improve carried out at sure Brompton sellers.

The drawback impacts roughly 600 bikes bought by Brompton’s US sellers between June 2020 and March 2021, with the bicycles themselves retailing for between $3,500 and $3,800.

Owners can test if their bike is a kind of affected by coming into the product’s serial quantity (discovered on a sticker on the body) right into a instrument on Brompton’s web site. If mandatory, they’ll head to a Brompton supplier to get the firmware improve. Anyone affected can apply for a $30 credit score voucher offered by Brompton “as a gesture of goodwill.” Presumably this voucher can solely be redeemed at Brompton’s on-line retailer, the place you could find a variety of smart biking put on and leather-based equipment specifically designed for commuting fetishists.

Although undesirable acceleration is fairly excessive on any firm’s listing of “software oopsies we don’t want affecting our electric vehicle,” Brompton says the precise hazard posed by the problem is extraordinarily low.

“Under specific circumstances if a system failure occurs, there is a low possibility that the electric system may continue to provide assistance to the motor, causing continued forward momentum, when the rider is not actively pedalling,” mentioned the corporate in a press release on its web site. “The risk of an accident occurring is very low with only one reported minor fault, which did not result in any injury or accident.”

If you wish to hear this similar message delivered in soothing tones by Brompton’s chief design and engineer officer Will Carleysmith, you’ll be able to watch the video on the problem beneath:

Brompton’s folding bicycles have achieved one thing of a cult standing amongst a sure form of nerdy and prosperous city commuter. However, a mixture of Brexit and COVID have hit the corporate’s manufacturing operations onerous, inflicting materials shortages and rising manufacturing prices. A recall is hardly excellent news in such a difficult enterprise atmosphere.

In our evaluate of Brompton’s most up-to-date folding electric bike (unaffected by the software program points that prompted this week’s recall) we discovered it to be terribly adaptable thanks its folding design however missing in consolation wanted for longer commutes.

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