Audi Workshop Service and Repair Manuals

Fuel Pressure: Specifications
Fuel Pressure

Fuel Pressure 

Engine Identification

2.8 L/5 V/147 kW-engine

ATQ 

Fuel Pressure

Vacuum Hose Connected

3.2 to 3.8 Bar 

At idle speed

Vacuum Hose Disconnected 3.8 to 4.2 Bar 

Residual Pressure

Cold Engine

2.2 Bar Positive Pressure 

after 10 min.

Warm Engine

3.0 Bar Positive Pressure