Audi A3 2004 User Manual download pdf (Page 8)

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Note

♦

You can watch the fuel pressure dropping by connecting a fault

reader and selecting the engine control unit. Select function

“Read measured value block” and display group 140.

♦

The fuel pressure (actual value) is displayed in zone 3.

1.5 Technical data

Engine data 2.0 ltr. / 147 kW turbo FSI engine

Idling speed is not adjustable; con‐

trolled by the idling speed stabili‐

sation

640 ... 800 rpm

Speed governing by deactivation

of fuel injectors

6500 rpm

Fuel pressure Fuel pre-pressure up to

high-pressure pump (gen‐

erated by electric fuel pump

in fuel tank)

approx. 6.0 bar (identical for all operating

conditions)

Fuel high-pressure (gener‐

ated by mechanical single-

plunger pump) at a coolant

temperature of approx. 85°

approx. 49 bar at idling speed

approx. 120 bar in certain parts of operat‐

ing range.

Audi A3 2004 ➤

Direct petrol injection and ignition system (4-cyl. 2.0 ltr. 4-valve turbo) - Edition 11.2005

4 Rep. Gr.24 - Mixture preparation - injection

1 2 3 4 5 6 7 8 9 10 11 12 13 ... 18 19

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Audi A3 2004 User Manual Page 8