Diesel Engine Fuel System Specifications (Audi A4 B5)

General information

Maximum engine speed - no data (determined by the BEU)

Engine Idle Speed - No Data (determined by the BEU)

Starting speed - no data (determined by the BEU)

Fuel pump

Fuel injection start moment (lifting the pump plunger) — 0.7±0.02 mm

Turbocharger

Type - Garrett

Maximum boost pressure (without control) — 1.550...1.750 bar

Tightening torques for threaded connections Nm

EGR pipe to exhaust manifold (aFN and ANN engines) — 25

EGR valve to intake manifold - 25

Fuel Solenoid Valve - 40

Fuel filler neck - 25

Connections of fuel pipes with fuel injection pump fittings and injectors — 25

Fuel tank mounting strap bolts - 25

Heat shield for exhaust manifold (engines 1Z, AFF and AHU) — 25

Fuel injection pump cover - 10

Fuel injection pump support - 25

Fuel injection pump sprocket — 45

Fuel injection pump plunger plug - 20

Injector clamp nut - 20

Injector tube connections - 25

Intake manifold to cylinder head - 25

Oil feed pipe bracket to exhaust manifold (aNN and AFN engines) — 25

Oil feed pipe to turbocharger - 25

Supercharger oil return pipe to cylinder block - 30

Turbocharger to catalytic converter - 25

Turbocharger to exhaust manifold - 30

(Content source: the specified website: «AudiManual»)