Single fuel manifold pipe - r.r.
- Make
- Fiat
- Model
- Grande Punto Factory Service Manual
- Year
- 2005–2012
- Section
- Diesel injection system › Single fuel manifold pipe - r.r.
SINGLE FUEL MANIFOLD PIPE - R.R.
Removing
Op. 5530B52 BATTERY SUPPORT/DRIP TRAY - R.R
Op. 1048B27 RIGID PIPE FOR AIR INLET TO THROTTLE BODY - R R
Op. 1060G50 THROTTLE BODY - R.R
Op. 1080C24 E.G.R. SYSTEM SOLENOID - R + R
Op. 1060F36 PIPES (ALL) FROM FUEL MANIFOLD TO INJECTOR - R.R.
Op. 1060F20 PIPE FROM PRESSURE PUMP TO FUEL MANIFOLD - R.R.
1. Disconnect the electrical connection for the fuel pressure sensor.
| Description | Connector | |
|---|---|---|
| 1 | Fuel pressure sensor | See K083 FUEL PRESSURE SENSOR |
1. Loosen the band and disconnect the fuel return pipe, single fuel manifold pipe side.
2. Undo the bolts (2a) and move the bracket (2b) aside.
3. Undo the nuts (3a) and remove the single fuel manifold assembly pipe (3b).
- Position the single fuel manifold pipe in a vice fitted with protective jaws.
- Undo the fuel pressure sensor and remove it.
Refitting
- Place the fuel pressure sensor in its housing on the single fuel manifold pipe and tighten it to the recommended torque.
| Component | Fastening | dia | Value (daNm) | Validity |
|---|---|---|---|---|
| Fuel pressure sensor - fuel manifold side | M | 6.5 ÷ 7.5 | 1.9 Multijet |
- Remove the single fuel manifold pipe from the vice.
- Place the single fuel manifold pipe in its housing and secure it by tightening the nuts to the recommended torque.
| Component | Fastening | dia | Value (daNm) | Validity |
|---|---|---|---|---|
| Single fuel manifold pipe (rail) | Nut | M8 | 2.3 ÷ 2.8 | 1.9 Multijet |
- Fit the bracket in its housing and secure it using the bolts.
- Connect the fuel return pipe, single fuel manifold pipe side and tighten the band.
- Connect the electrical connection to the fuel pressure sensor.
Op. 1060F20 PIPE FROM PRESSURE PUMP TO FUEL MANIFOLD - R.R.
Op. 1060F36 PIPES (ALL) FROM FUEL MANIFOLD TO INJECTOR - R.R.
Op. 1080C24 E.G.R. SYSTEM SOLENOID - R + R
Op. 1060G50 THROTTLE BODY - R.R
Op. 1048B27 RIGID PIPE FOR AIR INLET TO THROTTLE BODY - R R
Op. 5530B52 BATTERY SUPPORT/DRIP TRAY - R.R
Removing
Op. 1048A10 AIR FILTER ASSEMBLY - R.R.
1. Disconnect the electrical connection for the fuel pressure regulator.
| Description | Connector | |
|---|---|---|
| 1 | Fuel pressure regulator | See N077 FUEL PRESSURE REGULATOR |
1. Disconnect the electrical connection for the fuel pressure sensor.
| Description | Connector | |
|---|---|---|
| 1 | Fuel pressure sensor | See K083 FUEL PRESSURE SENSOR |
1. Disconnect the pipe from the injectors to the fuel manifold, single fuel manifold pipe side.
2. Undo the bolts (2a) and move the pipe carrier duct (2b) as necessary.
3. Unscrew the connectors (3a) and remove the pipes from the fuel manifold to the injectors (3b).
Use new pipes from the fuel manifold to the injectors when refitting.
1. Undo the connectors (1a) and remove the pipe from the pressure pump to the fuel manifold (1b).
Use a new pipe from the pressure pump to the fuel manifold when refitting.
2. Loosen the band and disconnect the fuel return pipe from the pressure pump, pressure pump side.
1. Undo the bolts (1a) and remove the single fuel manifold pipe (1b) complete with fuel pressure sensor (1c) and fuel pressure regulator (1d).
Refitting
- Place the single fuel manifold pipe complete with fuel pressure regulator and fuel pressure sensor back in its housing, then tighten it using the bolts.
- Connect the fuel return pipe from the pressure pump, pressure pump side and tighten the band.
- Place a new pipe from the pressure pump to the single fuel manifold in its housing and secure it using the connectors without tightening them.
- Tighten the connector for the pipe from the pressure pump to the single fuel manifold, pump side, to the recommended torque using a spanner.
| Component | Fastening | dia | Value (daNm) | Validity |
|---|---|---|---|---|
| Pipe from pressure pump to fuel manifold - pressure pump side | Connector | M12 | 2.3 ÷ 2.5 | 1.3 Multijet |
- Tighten the connector for the pipe from the pressure pump to the single fuel manifold, fuel manifold side, to the recommended torque using a spanner.
| Component | Fastening | dia | Value (daNm) | Validity |
|---|---|---|---|---|
| Pipe from pressure pump to fuel manifold - fuel manifold side | Connector | M14 | 2.6 ÷ 2.9 | 1.3 Multijet |
- Fit new pipes from the fuel manifold to the injectors and secure with connectors without tightening.
- Tighten the connectors for the pipes from the fuel manifold to the injector side injectors to the recommended torque using an appropriate commercial wrench.
| Component | Fastening | dia | Value (daNm) | Validity |
|---|---|---|---|---|
| Pipes from fuel manifold to injectors - injectors side | Connector | M12 | 2.3 ÷ 2.5 | 1.3 Multijet |
- Tighten the connectors for the pipes from the fuel manifold to the fuel manifold side injectors to the recommended torque using an appropriate commercial wrench.
| Component | Fastening | dia | Value (daNm) | Validity |
|---|---|---|---|---|
| Pipes from fuel manifold to injectors - fuel manifold side | Connector | M14 | 2.6 ÷ 2.9 | 1.3 Multijet |
Clean the threaded pipe seats on the manifold and injectors with heptane.
- Refit the pipe carrier duct and secure it using the bolts.
- Connect the pipe from the injectors to the fuel manifold, single fuel manifold pipe side.
- Connect the electrical connection for the fuel pressure sensor.
- Connect the electrical connection for the fuel pressure regulator.
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