Petrol injection system
- Make
- Alfa Romeo
- Model
- Brera and Spider Factory Service Manual
- Year
- 2005–2010
- Section
- Engine › Petrol injection system
Tightening torquesPetrol injection system
PETROL INJECTION SYSTEM
| Component | Fastening | dia | Value (daNm) | Validity |
|---|---|---|---|---|
| Rpm sensor | Bolt | 1.0 | 3.2 JTS | |
| Detonation sensor | Bolt | 2.3 | 3.2 JTS | |
| Variable valve timing solenoid | Bolt | M6 | 1.0 | |
| Fuel manifold pipe | Bolt | 1.0 | 3.2 JTS | |
| Engine coolant temperature sensor | M12 | 2.2 | ||
| Pressure pump | Bolt | M6 | 1.0 | 2.2 JTS |
| High pressure pipe from pressure pump to fuel manifold pipe - fuel manifold side | Connector | M12 | 1.7 ÷ 2.3 | 2.2 JTS |
| High pressure pipe from pressure pump to fuel manifold pipe - pressure pump side | Connector | M10 | 1.7 ÷ 2.3 | 2.2 JTS |
| Low pressure pipe to fuel pressure pump - fuel manifold side | Connector | M12 | 1.7 ÷ 2.3 | 2.2 JTS |
| Fuel pressure sensor | M12 | 2.0 | 2.2 JTS | |
| Fuel pressure regulator | Bolt | M12 | 2.0 | 2.2 JTS |
| Throttle body built into DVL | Bolt | M6 | 0.9 | 2.2 JTS |
| Component | Fastening | dia | Value (daNm) | Validity |
|---|---|---|---|---|
| Throttle body | Bolt | M8 | 2.5 | 2.4 JTD 20V |
| Injector brackets | Nut | M8 | 2.3 ÷ 2.8 | 2.4 JTD 20V |
| Single fuel manifold pipe (rail) | Bolt | M8 | 2.3 ÷ 2.8 | 2.4 JTD 20V |
| Pipe from pressure pump to fuel manifold - fuel manifold side | Connector | M14 | 2.2 ÷ 2.4 | 2.4 JTD 20V |
| Pipe from pressure pump to fuel manifold - pressure pump side | Connector | M12 | 2.2 ÷ 2.4 | 2.4 JTD 20V |
| Pipe from fuel manifold to injectors - fuel manifold side | Connector | M14 | 2.2 ÷ 2.4 | 2.4 JTD 20V |
| Pipe from fuel manifold to injectors - fuel manifold side | Connector | M12 | 2.4 ÷ 2.6 | 2.4 JTD 20V |
| Cam angle sensor | Bolt | M6 | 0.8 ÷ 1.0 | 2.4 JTD 20V |
| Fuel pressure regulator - pressure ump side | Bolt | 0.6 ÷ 0.7 | 2.4 JTD 20V | |
| Fuel pressure regulator on single manifold to injectors | 8.0 ÷ 9.0 | 2.4 JTD 20V | ||
| Engine coolant temperature sensor | 2.4 JTD 20V | |||
| Excess pressure sensor | Bolt | 0.9 | 2.4 JTD 20V | |
| Rpm sensor | Bolt | M6 | 0.6 ÷ 1.0 | 2.4 JTD 20V |
| Fuel pressure sensor | 6.5 ÷ 7.5 | 2.4 JTD 20V |
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