Last week, one of the most important organizations in this industry, SAE International — formerly known as the Society of Automotive Engineers — was in downtown Detroit for the WCX Leadership Summit.
I only wish I could have given those thousands of engineers a homework assignment before they left the Motor City. That's because automakers, dealers and consumers need a uniform, objective standard with which to measure — and more importantly communicate — an estimate of the remaining battery health of electric vehicles.
EVs will continue to increase their share of new-vehicle sales, which means that in just a few years, they will do the same in the secondary market. But accurately assessing the value of a used EV for a trade-in or consumer purchase requires at least some advanced information about the battery pack, the EV's most important system and the one whose future service life will depend not only on how far it has been driven but how and …