Further details will be announced at a later timing in spring of 2013.

ENGADGET: Nissan upgrades US Leaf warranties, will 'restore' batteries that lose too much charge

The report noted that the spike in claims from the previous report was most likely the result of the timing of spring break and Easter this year.

FORBES: Weekly Market Wrap

The timing of Spring Festival must always be taken into account when analyzing vehicle sales in the first two months of the year in China, but by any measure, passenger car sales were very strong in January.

FORBES: China Passenger Car Sales Surge In January