Caution: The fuel system is under pressure. To avoid the risk of injury or fire, relieve the fuel system pressure before disconnecting the fuel lines.
1. Release the fuel pressure.
2. Disconnect the "-" battery cable.
3. Remove the fuel injector wire harness connectors.
4. Remove the EGR valve.
5. Remove the fuel supply line.
6. Remove the fuel rail mounting bolts.
Before removal, the fuel manifold should be cleaned with an aerosol according to the instructions provided.
Do not immerse the manifold in liquid cleaning solution. Be careful when removing the manifold to avoid damaging the connectors and injector spray heads.
Prevent contamination from entering open pipes and passages.
The fittings must be covered with caps and the holes must be plugged during maintenance.
7. Remove the fuel manifold with the injectors installed on it.
8. Remove the fuel injector mounting clamps.
9. Remove the fuel injectors by pushing them downwards.
10. Remove the injector sealing rings.