Nissan Backing Renault’s EV Efforts With Up to €600 Million (1)

Nissan Motor Co. has finalized plans to invest in Renault SA’s electric-vehicle venture Ampere, capping months of negotiations to rebalance the troubled automotive alliance.

The Japanese carmaker will invest as much as €600 million ($663 million) in the business, the companies said in a statement Wednesday. Separately, the pair formalized a deal for Renault to reduce its ownership of Nissan to 15% by placing the rest of its current 43% shareholding in a French trust.

“These agreements provide us with a solid base to reactivate business operations worldwide in key markets, with the potential to generate hundreds of millions ...