Idle to WOT to Idle 375,000 events. The parts cycled 1 wide-open cycle for every 4 partial cycles. 50kPa vacuum was supplied at idle.

空闲到全开再恢复空闲状态375，000次。部件一个大循环包括四个局部循环操作。空闲状态为50千帕的真空状态。