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.
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KASEKENNY
AUTOMOTIVE REPAIR CONTRIBUTOR
18,907 POSTS
Hi,
The best way to prove this is to hook up a pressure gauge and see what the fuel pressure is doing when this is acting up.
Here is a guide that helps explain how to do this: