The fuel injection assembly is extremely durable and reliable over many kilometers. If however any of the various sensors have failed or starting to fail then it may be wise to rebuild it with as many of the faulty and damage-prone parts renewed as possible. Using all new fasteners will also improve the external appearance and ease of reassembly.
Other parts listed below you may wish to consider:
Check our online schematic to ensure you have ordered all the parts you require?
Add as many items as you wish to the same shopping cart, new sensors 211760026211761120 and bolts 130CC0616 for example, and still only pay the same single fixed price shipping cost.