System | "common rail" (common ramp), direct injection |
Fuel type | Diesel EN590* |
Pump pressure | 250 kPa (2.5 bar, 36.3 psi2) |
Fuel pump | |
- Before 2003 model year | Driven by an electric motor. Located in the fuel tank. |
- Pump pressure | 250 kPa (2.5 bar, 36.3 psi2) |
- From model year 2003 | The fuel pump located in the fuel tank has been abolished. It has been replaced by an additional booster pump located in the right rear wheel arch. |
Additional booster pump | |
- Before 2003 model year | Electric, connected in series to the highway, located in the engine compartment. |
- From model year 2003 | Electric, connected in series to the highway, located in the right rear wheel arch. |
Maximum performance | 240 liters per hour (52.75 imp. gallons). Supply voltage 12 V |
High pressure fuel pump | Bosch Cp1, mechanically actuated, high pressure, with 3 radial plungers |
- Drive unit | Chain drive from the crankshaft with a frequency equal to 0.75 of the crankshaft speed |
- Pressure control | Mounted on CP1, controlled by DDE 4.0 |
pressure regulator | |
- Before 2003 model year | Located in the engine compartment between the fuel filter and the high pressure pump |
- From model year 2003 | Associated with the suction pipe in the fuel tank and the supply module |
- Pressure (nominal) | 2.4 to 2.8 bar (34.8 to 40.6 psi2) |
nozzles | |
- Manufacturer | Bosch CRI 0445 110 030 |
- Nozzle type | DSLA 145P 868 |
- Location | Central |
- Electrical resistance (impedance) | 14.5 ohm±5% @ 20% |
- Nozzle working pressure | 250 - 1350 bar (3625 - 19575 psi2) |
Injection starts: | |
- Injection advance (maximum) | 60°to TDC |
- Main injection (maximum) | 25°BTDC |
- After injection | 100 - 200 degrees after TDC on rotation of the crankshaft |
Injection duration | Driven by Bosch DDE 4.0 engine management system with injection system "common rail". |
Amount of injected fuel | 1 - 80 mm3 |
Injection advance pressure sensor | |
- Before 2003 model year | Bosch / DS-K-400/50 located in the filter cover |
- From model year 2003 | Bosch /DS-K-400 kPa, built into the line, located in the engine compartment. |
- Pressure | 400 kPa (58.0 psi2) |
Fuel rail pressure sensor | |
- Measurement range | 0 - 1500 bar (0 - 21750 psi2) |
- Excess pressure (maximum) | 1800 bar (26100 psi2) |
- Bursting pressure | 3000 bar (43500 psi2) |
- Temperature range | -40°C to +120°C (-40°F to +248°F) |
Fuel filter | |
- Before 2003 model year | Integrated between an additional booster pump and a high pressure pump located in the engine compartment |
- From model year 2003 | Integrated in the highway, located in the right rear wheel arch |
Turbocharger | |
- Type | Garrett GT2 with intercooler |
- Maximum shaft radial clearance (housing/bearing) | 0.03mm (0.001 inch) |
- Maximum shaft radial clearance (housing/bearing) | 0.0218 mm (0.0009 inch) |
- Minimum axial shaft clearance | 0.067 mm (0.0026 inch) |
- Maximum axial shaft clearance | 0.073 mm (0.0029 inch) |
Turbocharger Bypass Valve Opening Pressure | |
- Valve opening by 1.0 mm (0.04 inch) | 1.465±0.03 bar (21.24±0.4 psi2) |
- 5.0 mm valve opening (0.20 inch) | 1.765±0.03 bar (25.59±0.4 psi2) |
* EN590 related to low sulfur diesel fuel.
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