Zero is issuing its second recall in a week, this time for insufficient waterproofing for the battery management system on certain 2012 models. The recall comes after a recall on 2011 and 2012 models for the brake light switch. The second recall, related to the battery, is a much more serious one for the electric motorcycle manufacturer.
According to documents released by the National Highway Traffic Safety Administration, the battery management system printed circuit board has insufficient waterproofing on its connector pins. Under wet conditions, connector pins may short circuit, potentially causing a sudden drop in power, increasing the chance of a crash.
Zero first first received reports of a problem in March 2012 from a dealer after a 2012 Zero S inadvertently stopped running. The dealer replaced the battery management system under warranty with a new unit which corrected the problem. Zero then began an investigation for the cause. Continue Reading »