TSB Document:

Affected Component: FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP

Summary
Some 2019 MKC, 2019-2021 Edge/Nautilus/Escape/Ranger/Explorer, 2020-2021 Corsair, and 2021 Bronco Sport vehicles equipped with 2.0L and 2.3L EcoBoost engines may exhibit a light to moderate ticking type noise at idle (600-700 RPM). The noise is usually more prominent in the area of the high-pressure fuel pump, located on the top of the engine just behind the number 4 ignition coil. This noise is not detrimental to engine function and has no short or long-term effects on engine durability. This an operating characteristic of these engines and no repairs should be attempted.

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Date Published
JUL 01, 2021
NHTSA TSB #
10199497
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