Do you mean you can't see the wires? If so, here is the procedure on how to remove the injectors. Clearly this will get you to the wiring.
Let me know if you needed something different. Thanks
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Jul 31, 2019 at 1:54 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.