Engine And Engine Compartment Components, Visually Inspecting For Leaks And Damage (From Above And Below)

WARNING: This page is about a different car, the 2018 Volkswagen Jetta, 2017 Volkswagen Jetta, 2016 Volkswagen Jetta, and 2015 Volkswagen Jetta. However, it is still accessible from the selected car via links, so may be relevant.

-- Remove the "upper" engine cover. Refer to "Upper" ENGINE COVER, REMOVING AND INSTALLING .

-- Remove the "lower" engine compartment cover (noise insulation). Refer to "Lower" ENGINE COMPARTMENT COVER (NOISE INSULATION), REMOVING AND INSTALLING .

Perform the visual inspection as follows:

-- Check engine and components in engine compartment for leaks and damage.

-- Check the lines, hoses and connections on the following systems:

Fuel system
Cooling and heating system
Oil circuit
A/C system
Air intake system
Brake system

for leaks, abrasions, porosity and brittleness.

NOTE:

Make sure the all malfunctions detected are rectified within repair measures.

Determine the cause of fluid loss, which cannot be attributed to normal use and repair.