If a new injector is installed, record IQA-code given at the top of the injector.
The IQA-code has to be programmed into the EECU with the AE 300-Wizard.
1. Put on the new gasket rings [1] of the injectors - refer to Chapter 73-00-22.
2. Lubricate the cleaned injectors [2] with special grease [3] refer to Chapter 73-00-22.
3. Insert the injectors according to the marking sequence during the removal Chapter.
4. Use only new (!) screws [4] for clamping shoe [5].
5. Starting torque for clamping shoe:
6. Install the fuel line [9] to the injector with 22 Nm.
7. Screw on the nut on the common rail with 27 Nm
8. Install the fuel return line to each injector.
9. Install on each injector the circlip on the fuel return line.
10. Install on the injector the electrical cable (injector 1 – 4).
11. Install the injector cover - refer to Chapter 85-00-12.
12. Program the IQA-code into the EECU with the AE 300-Wizard (if new injectors
installed).
13. Perform an engine ground run according to Chapter 71-00-03.
14. After the ground run inspect fuel system for leakage.
For picture see Chapter 73-00-20 - Injector seal.
Fig. 73 - 1