Gates Engine Crankcase Breather Hose P/N:EMH066
Gates EMH787 crankcase breather hose for the 2014-2020 Volkswagen Jetta 4-cylinder 1.4L and other vehicles connects the valve cover to the turbocharger to vent the crankcase. Also called a crankcase vent hose, it is a molded plastic hose with a protective sleeve.
A cracked, collapsed or oil-soaked hose, or oil seepage at its ends, can mean the hose is worn. These signs alone do not prove the hose is the problem; a leaking valve cover gasket is another common cause. Each engine takes one hose.
It is an OE-exact, direct replacement for the 2014-2020 Volkswagen Jetta 4-cylinder 1.4L and the 2018 Audi A3 Sportback e-tron 4-cylinder 1.4L.
Fit and size
Build and materials
One crankcase breather hose with its protective sleeve. Mounting hardware and a PCV valve are not included, and the old fasteners may not be reusable, so plan on new ones.
Interchange: 04E103474H
Product information is for general reference and may contain errors. See our Disclaimer.
This part cross-references / interchanges with the following part numbers:
Does the Gates EMH787 crankcase breather hose fit the 2018 Audi A3 Sportback e-tron 4-cylinder 1.4L?
Yes. Gates EMH787 is listed for the 2018 Audi A3 Sportback e-tron 4-cylinder 1.4L and the 2014-2020 Volkswagen Jetta 4-cylinder 1.4L, running from the valve cover to the turbocharger.
Does this crankcase breather hose come with a PCV valve or mounting hardware?
No. The listing is one hose with a protective sleeve; a PCV valve and mounting hardware are not included.
What are the inside diameters of the Gates EMH787 hose?
Gates EMH787 has inside diameters of 22 mm (.86 in) and 14 mm (.55 in), with a centerline length of 279 mm (11 in).
How can I tell if a crankcase breather hose is worn?
With the engine off and cool, look for cracks, soft or collapsed spots, or oil seepage on the hose. A shop can test the rest of the ventilation system.
Does Gates EMH787 replace number 04E103474H?
Yes. 04E103474H is listed as an interchange number for Gates EMH787, a molded plastic crankcase breather hose.
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WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.