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RX-7 2nd Gen Specific (1986-92) RX-7 1986-92 Discussion including performance modifications and technical support sections.


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Old 03-31-2009, 08:53 AM   #1
NOLA RX-7
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Default Need your knowledge.

I have no idea where or what to do . I have no boost reading .please help tk Where i should connect these lines.
Another thing when i press the gas to go fast the car starts to miss fire please any one with the knowledge help...
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Old 03-31-2009, 12:00 PM   #2
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Boost leak somewhere most likely.

The first pic is nothing, I have the same uncapped pipe there.

The second pic, I don't know what you are trying to show, but it looks like you need to have that vacuum hose going to the boost sensor (stock ECU??) teed off to the wastegate/boost gauge.

The third pic looks like the same style plug as an injector, but I don't know why it is down there. I can see behind it though that the ground tab is not connected. That isn't good at all.
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Old 03-31-2009, 12:38 PM   #3
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Quote:
Originally Posted by djmtsu View Post
Boost leak somewhere most likely.

The first pic is nothing, I have the same uncapped pipe there.

The second pic, I don't know what you are trying to show, but it looks like you need to have that vacuum hose going to the boost sensor (stock ECU??) teed off to the wastegate/boost gauge.

The third pic looks like the same style plug as an injector, but I don't know why it is down there. I can see behind it though that the ground tab is not connected. That isn't good at all.
cant u send me pic of your car , of the same parts.tk
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Old 03-31-2009, 01:22 PM   #4
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I will put some up after work. So after 5pm CST.

As long as your is S5 with no emissions, it should be similar.
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Old 03-31-2009, 03:22 PM   #5
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Quote:
Originally Posted by djmtsu View Post
I will put some up after work. So after 5pm CST.

As long as your is S5 with no emissions, it should be similar.
yeap is S5 TK
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Old 03-31-2009, 03:54 PM   #6
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In the third pic, I think that might be the plug that connects to the oil level sensor on the oil pan, or maybe it connects to the transmission wiring?
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Old 03-31-2009, 04:56 PM   #7
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do you have a hose clamped to a hose?? .... boost leak
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Old 03-31-2009, 06:41 PM   #8
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OK, same order as your original pics-

#1- Rats nest lines to nowhere.



#2- Diagram of how I have my boost goodies set up.



#3- That is for the oil level sensor. Could not get a good pic since mine is covered in crud, and the flash didn't help, but here it is.

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Old 03-31-2009, 06:46 PM   #9
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AWWW, someone learned basic photoshop....


and is that rust on the tip of your blow valve?











lol
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Old 03-31-2009, 06:53 PM   #10
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Quote:
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and is that rust on the tip of your blow valve?
Yes. That fucking car cover kept all the moisture UNDER it!!

Piece of crap.
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Old 03-31-2009, 07:05 PM   #11
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Yes. That fucking car cover kept all the moisture UNDER it!!

Piece of crap.
TK but what about the 3 vacuum hoses from the ACV. there going to the gray yellow and blue connectors by the oil fill.
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Old 03-31-2009, 07:07 PM   #12
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his motor has no emissions... you need to find you an emissions diagram and your search will end
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Old 03-31-2009, 07:09 PM   #13
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Quote:
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his motor has no emissions... you need to find you an emissions diagram and your search will end
so i block those 3 lines.
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Old 03-31-2009, 07:13 PM   #14
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If you are going emission delete........you basically block EVERYTHING except for a select few.

-Leave the large port on the backside of the TB for the Oil Injector Vacuum spider (unless you are pre-mixing, then cap it)
-Leave the large port for the brake booster
-Leave the port on the turbo side of the UIM (pictured above) for boost reference
-Leave the port for the Fuel Pressure regulator.

Everything else is capped off.

That is really all you should have if you are emission free.
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Old 03-31-2009, 07:18 PM   #15
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Quote:
Originally Posted by djmtsu View Post
If you are going emission delete........you basically block EVERYTHING except for a select few.

-Leave the large port on the backside of the TB for the Oil Injector Vacuum spider (unless you are pre-mixing, then cap it)
-Leave the large port for the brake booster
-Leave the port on the turbo side of the UIM (pictured above) for boost reference
-Leave the port for the Fuel Pressure regulator.

Everything else is capped off.

That is really all you should have if you are emission free.
you are talking in the back of manifol between the butterflies and manifol.right can i call you or you call me 239-281-9768 michael

Last edited by NOLA RX-7; 03-31-2009 at 07:20 PM.. Reason: n
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