The sweeping shutdowns, which begin in August and run through the end of September, will hammer Toyota output in every major market -- Japan, the U.S., Europe, China and Asia.
The automaker said parts such as semiconductors and wire harnesses are in short supply because of bottlenecks triggered by lockdowns in southeast Asia.
The automaker will reduce output again in November, but the impact will not be as painful as before and Toyota sees signs of recovery on the horizon.
Japan’s Rohm Co. -- which supplies Ford, Toyota and Honda -- says it has been hampered by a severe shortage of key materials.
The automaker this month will suspend output at all but one plant in North America — putting more pressure on dealers with historically low inventories.
Subaru's output fell 20 percent to 207,000 in the quarter, while deliveries plummeted 35 percent to 173,000 in the same period.
The industry is settling into the new year acknowledging that it's not out of the woods yet on chip shortage disruptions.