Engine Mech., Fuel Injection & Ignition
Audi TT Quick Reference Specification Book • May 2009
53
Fuel Injection – 3.2L – CBRA
Fuel Injection System Data
Engine data
3.2L/5V/184 kW Engine
Idle speed
Cannot be adjusted, regulated by idle
stabilization
600 to 700/min
1)
Engine speed limitation via fuel
injector shut-off
Approx. 6500 RPM
Fuel pressure at idle RPM
Approx. 4.0 bar positive pressure
Residual pressure after 10 min.
Min. 3.0 bar pressure
Fuel injector Spray pattern
Two-hole injector/same on all
valves
Injection quantity (30 s) 128 to 140 ml
1)
Current values → Data sheets for exhaust emission test.
Intake Manifold – Tightening Torques
Component
nm
Intake manifold to cylinder head
13
Intake manifold support to intake manifold
20
Throttle valve control module J338 to intake manifold
10
Vacuum reservoir to intake manifold
5
Guide tube for oil dipstick to intake manifold
5
Mass Air Flow (MAF) sensor to upper section of air filter
housing
1.5
Air Filter Assembly – Tightening Torques
Component
nm
Mass Air Flow (MAF) sensor G70 with Intake Air
Temperature (IAT) sensor G42 bolt
3
Upper air filter housing
5
Lower section of air filter bolts and retaining pins
10