Can we have permission to start-up left outboard for engine check Stand B14.

可否允许启动左侧发动机检查，现停在B14号位置。

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That will not only keep gas where it belongs but will also help avoid the dreaded “check engine” warning light that appears when your vehicle’s emission sensors detect a leak.

这样不仅能够保证你的汽油不外漏，同样可以避免在你的汽车检测出漏油时出现的骇人的“检查引擎”指示灯。

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Many of these gadgets can be used to turn off a check engine light, which can be a money-saver if you avoid a trip to the garage simply because the gas cap was loose, a common cause of check engine alerts.

WSJ: Diagnostic Tools to Unleash Your Inner Mechanic

Hollander compares it to a "check engine" light that keeps flashing on the dash for no reason.

CNN: STORY HIGHLIGHTS

When that annoying "check engine" light appears on your dashboard, for instance, the service manager sees it, too, on his computer.

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