Fuel injectors
- Make
- Fiat
- Model
- Panda Factory Service Manual
- Year
- 2003–2012
- Section
- Diesel fuel injection › Fuel injectors
Fuel injectors
Removing
Disconnect the battery negative terminal.
- 1060G22 cam angle sensor - r r.
1. Disconnect the electrical connections from the injectors.
| Name | Connector | |
|---|---|---|
| 1 | Injector | N70A |
| Name | Connector | |
|---|---|---|
| 1 | Injector | N70B |
| Name | Connector | |
|---|---|---|
| 1 | Injector | N70C |
| Name | Connector | |
|---|---|---|
| 1 | Injector | N70D |
2. Undo the bolts (2a) and move the electrical wiring (2b) aside.
1. Push clips (1a) by hand and disconnect the pipe from the injectors to the fuel manifold (1b).
2. Tighten the bolts (2a) and move the pipe holder duct (2b) aside.
3. Undo the connectors (3a) and remove the pipes from the fuel manifold to the fuel injectors (3b).
Use new pipes from from fuel manifold to injectors upon reassembly.
1. Undo the injector mounting bracket nut.
2. Remove the washer (2a) and tapered washer (2b).
3. Fit the injectors (3a), one at a time, using tools (3b) and (3c).
If the same injectors are being reused, mark the cylinder to which they belong so that they can be correctly refitted.
If new fuel injector(s) are fitted, the self-learning procedure with the Examiner must be carried out.
| Name | Country | |
|---|---|---|
| 3b | Extractor | 1.870.900.700 |
| Name | Country | |
|---|---|---|
| 3c | Support | 1.970.739.000 |
Remove the fuel injectors complete with bracket.
Replace the fuel injector copper rings.
Repeat the above procedure to remove the remaining pair of injectors.
4. Remove the fuel injector sealing rings from the upper head.
These sealing rings must be replaced whenever they are removed.
Refitting
Fit the new injector seals in their housings in the camshaft housing.
1. Fit the injectors (1a) complete with brackets (1b) in their seats.
Before refitting, replace the copper seal on the injectors.
2. Refit in their seatings the tapered washer (2a) and washer (2b).
3. Tighten the nut fixing the injector mounting bracket to the recommended torque.
| Fastening | Component | Ø | Value (daNm) | |
|---|---|---|---|---|
| 3 | Nut | INJECTORS(DIESEL) | M8 | (Cylinder head side) 1.8 ÷ 2.2 |
1. Fit the new pipes from the fuel manifold to the injectors and secure them using the connectors without tightening them.
2. Tighten the connectors for the pipes from the fuel manifold to the injectors, injector side, to the recommended torque.
| Fastening | Component | Ø | Value (daNm) | |
|---|---|---|---|---|
| 2 | Connector | FUEL MANIFOLD LINE TO INJECTORS | M12 | (Injector side) 2.3 ÷ 2.5 |
3. Tighten the connectors for the pipes from the fuel manifold to the injectors to the recommended torque.
| Fastening | Component | Ø | Value (daNm) | |
|---|---|---|---|---|
| 3 | Connector | FUEL MANIFOLD LINE TO INJECTORS | M14 | (Fuel manifold side) 2.7 ÷ 2.9 |
Clean the threaded seats for the above-mentioned pipe on the manifold and the injectors using heptane.
4. Fit the pipe holder duct (4a) in place and secure it using the bolts (4b).
5. Connect the pipe from the fuel injectors to the fuel manifold pushing it until the clips can be heard clicking into place.
Fit the electrical wiring in place and secure it using the bolts.
Connect the electrical connections from the fuel injectors.
| Name | Connector | |
|---|---|---|
| 1 | Injector | N70A |
| Name | Connector | |
|---|---|---|
| 1 | Injector | N70B |
| Name | Connector | |
|---|---|---|
| 1 | Injector | N70C |
| Name | Connector | |
|---|---|---|
| 1 | Injector | N70D |
- 1060G22 cam angle sensor - r r.
Connect the battery negative terminal.
Parts & tools for this job For 2003 Fiat Panda
- PARTFuel filterSearch: Fiat Panda 2003 fuel filter
- TOOLFuel pressure test kitSearch: fuel pressure test kit
- TOOLFuel line disconnect toolSearch: fuel line disconnect tool
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