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Wiggled connector on injector and heard a hiss sound


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So I was doing some work today and decided to check that all the injector connectors were tight.  When I wiggled one of them I heard a hiss sound.  When I stopped wiggling it stopped.

 

I turned key on, let pump prime, no leaking.  I then cranked it up, let it run, ran my finger under it on the fuel rail, no leaking.

 

I'm planning on ordering some upgraded 746 injectors, but in the meantime is this bad?  does it mean it's about to leak, or is that normal because the injector was moving and the seal might have just moved a little?

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So I was doing some work today and decided to check that all the injector connectors were tight.  When I wiggled one of them I heard a hiss sound.  When I stopped wiggling it stopped.

 

I turned key on, let pump prime, no leaking.  I then cranked it up, let it run, ran my finger under it on the fuel rail, no leaking.

 

I'm planning on ordering some upgraded 746 injectors, but in the meantime is this bad?  does it mean it's about to leak, or is that normal because the injector was moving and the seal might have just moved a little?

Those seals seal air from entering the manifold more than fuel exiting it. Your Renix injectors leak fuel because they're of poor design. 

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