Fuel Pressure Regulator Valve -N276-, CHECKING
WARNING: This page is about a different car, the 2015 Audi Q7, 2014 Audi Q7, and 2013 Audi Q7. However, it is still accessible from the selected car via links, so may be relevant.
Special tools and workshop equipment required
- Hose Clamps Up to 25 mm Diameter3094
- Measuring container, fuel-resistant
- Hose lines from the Pressure Tester (Diesel) kit VAS 6551
- Connection CableVAS 6551/5-2
Procedure
-- Remove the engine cover. Refer to ENGINE COVER .
WARNING:
Danger of malfunction caused by dirt.
-- Disconnect fuel return hose -3-.
-- Seal the return connection using Connection CableVAS 6551/5-2 and a clamp taken from Hose Clamps Up to 25 mm Diameter3094.
-- Connect the Connection Cable VAS 6551/5-3 to the fuel supply hose and hold it in a measuring container.
-- Start the engine and let it run in idle.
- Return quantity during start procedure: 0 ml.
- Return quantity in 2 minutes: 30 to 55 ml (1 to 1.85 oz).
The Fuel Pressure Regulator Valve -N276- is faulty if the target values are not reached.