Fuel Injector: Service and Repair

Injectors/pulsation dampers, replacing

Removal

Note! Removal steps in this procedure may contain installation details.

Drain the fuel system. Fuel system, draining, B8444S, B6324S Fuel System, Draining.




M10. Refer to: Tightening torque, B8444S Tightening Torque
M12. Refer to: Tightening torque, B8444S Tightening Torque










M10. Refer to: Tightening torque, B8444S Tightening Torque




M6. Refer to: Tightening torque, B8444S Tightening Torque




The intake manifold Refer to: Tightening torque, B8444S Tightening Torque








Remove the following items:
- the crankcase ventilation hose between the cylinder heads by releasing the 2 clamps, M6
- the 3 x M6 screws for the fuel distribution pipe
- the 2 x M6 screws for the fuel pressure sensor
Spray with universal oil or the like around the injection valve connections on the cylinder head.
Lift the fuel rail assembly with injector straight up and bend it aside.





Installation

To install, reverse the removal procedure