Fuel Pressure Regulator Valve -N276-, CHECKING: Procedure

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

-- Remove the engine cover, refer to ENGINE COVER .

-- Loosen the clamp -arrow-, and remove fuel hose from the high pressure reservoir.

-- Seal the open return line connections with a blind plug.

Fig 1: Identifying Clamp

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

CAUTION:

Danger of malfunction caused by dirt.

Follow the guidelines for clean working conditions, refer to CLEAN WORKING CONDITIONS .

-- Follow the guidelines for clean working conditions, refer to CLEAN WORKING CONDITIONS .

-- Connect the hose -3- to the return connection for the high pressure reservoir -2-.

Fig 2: Identifying Hose

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

Checking with the Engine Running
-- Start the engine and let it run in idle.
- Specified value: in 30 seconds greater than 75 ml (2.5 oz)
If the specified value is not attained, then the Fuel Pressure Regulator Valve -N276- is faulty.
Checking with the Engine Running
Is the requirement under 1) met, increase engine speed ≥ 2000 RPM
- Specified value: Return quantity 0 ml
- A small amount of dripping is permissible.
- If the specified value is not attained, then the Fuel Pressure Regulator Valve -N276- is faulty.
The Engine Does Not Start.
Perform the test at starting RPM.
- Specified value: Return quantity 0 ml
- A small amount of dripping is permissible.
- If the specified value is not attained, then the Fuel Pressure Regulator Valve -N276- is faulty.
-- Install the engine cover, refer to ENGINE COVER .