Toyota's leader is warning the government that its road map to net-zero emissions needs to be better tailored for the nation's economy.

The company that pioneered the Prius hybrid has drawn criticism for perceived foot-dragging on EVs. But Akio Toyoda wants it known that his company is pursuing carbon neutrality.

The French and German positions could signal a battle is brewing within the EU over new climate targets and how they will affect the auto industry.