Audi TT Platform 2009 - Charge Air Cooler - Tightening Torques; Noise Booster - Tightening Torques; Fuel Injection - 2.0 L - CCTA; Fuel Injection System Data

Engine Mech., Fuel
Injection & Ignition
Audi TT Quick Reference Specication Book • May 2009 51
Charge Air Cooler – Tightening Torques
Component Nm
Air charge cooler mount 5
Right air guide pipe to oil pan 10
Air guide pipe to bracket 10
Charge air pipe to charge air hose bolt 10
Charge air pipe (with charge air pressure sensor G31)
bolt
10
Charge air pressure sensor G31 to charge air pipe bolts 5
Noise Booster – Tightening Torques
Component Nm
Plenum chamber bulkhead bolts 8
Spacer sleeves to noise booster to noise amplier
bracket bolts
8
Noise amplier bracket bolts 8
Fuel Injection – 2.0L – CCTA
Fuel Injection System Data
Engine codes BWA
Idle check
Idle speed RPM 620 to 800
Engine control module
System designation
Motronic MED 9.1
Replacement part number
Electronic Parts Catalog (ETKA)
Engine speed (RPM) limitation RPM Approximately 6800
Fuel pressure
Low pressure bar Approximately 6.0
High pressure bar Approximately 40 To 120
Engine Data 2.0L Turbo FSI engine
Idle speed cannot be adjusted, it is regulated
by idle stabilization
640 to 800 RPM
Engine speed limitation via fuel injector shut-off 6500 RPM
Fuel pressure Fuel supply pressure up to
high-pressure pump (produced
by an electric fuel pump in the
fuel tank)
3.0 to 7.0 bar (the same
under all operating
conditions)
Fuel high pressure (produced
by a mechanical single-piston
pump) at approximately 85
degree coolant temperature
Approximately 40 bar
positive pressure at idle
Approximately 150 bar
positive pressure at
certain operating points.