injector bleeding??

J

Joshport

Member

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Mazda protege 5 hatchback

• Sep 30, 2014

• #1

hey guys i just swapped motors and now it seems like i have air in my fuel rail. how do you bleed it out so i can get this job done and my car back on the road?

 

P

P-Funk!

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Lancer Ralliart Sportback

• Sep 30, 2014

• #2

With key on/engine off the rail should be pressurized. Depress the little schraeder valve (be careful/have a rag over it/watch your eyes!) and let gas run out until no bubbles.

If you get no gas out - you have a pump/rail/relay issue to troubleshoot.

 

R

RABID_MP5

Member

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2002 Protege5

• Sep 30, 2014

• #3

cool. can you also check rail pressure at that valve? With a standard tire pressure gauge?

 

P

Preferio

I break stuff.

Contributor

:

2003 Mazdaspeed Protege 1660, 2004 Winning Blue RX8, 2005 Mazda6

• Sep 30, 2014

• #4

rabid_mp5 said:

cool. Can you also check rail pressure at that valve? With a standard tire pressure gauge?

Click to expand...

no!!!

 

P

P-Funk!

:

Lancer Ralliart Sportback

• Oct 1, 2014

• #5

^? If you used a dial gauge?