TwinTurbo.NET: Nissan 300ZX forum - Well it seems like you've checked a lot of complicated
Subject
Well it seems like you've checked a lot of complicated
Posted by
300ZMang
on October 24, 2013 at 2:54 PM
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In Reply To
Pressure checked the fuel rail as I was re-assembling
posted by ZTicket(Dallas)
on October 24, 2013 at 12:21 PM
Message
items to identify this issue. Step back and think simple. Like Haasz32 said, just check other connectors. Is it making any crazy noises, or just doesn't want to hold an idle?
Follow Ups
Still having idle issues after plenum pull. Fixed air
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ZTicket(Dallas)
05:32:19 10/23/13
You still have an air leak somewhere, possibly
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doug8867
06:36:37 10/23/13
/\/\/\/\ agreed... also how are you doing the boost vac test (n/m)
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Medallion Man
09:49:33 10/23/13
Boost leak test with 5-10psi through the intake. That's
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ZTicket(Dallas)
10:29:52 10/23/13
Have you done the usual checks like ECU diag and O2 test? (n/m)
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spicyZ
13:14:35 10/23/13
At this point, it won't run on it's own long enough
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ZTicket(Dallas)
13:44:01 10/23/13
Car doesn't need to be running for ECU diags
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spicyZ
14:10:42 10/23/13
I was trying to focus in first on the things that I had
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ZTicket(Dallas)
15:04:48 10/23/13
Fuel issue? Maybe your injectors are dumping too much
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300ZMang
07:36:20 10/24/13
Pressure checked the fuel rail as I was re-assembling
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ZTicket(Dallas)
12:21:46 10/24/13
Well it seems like you've checked a lot of complicated -
300ZMang
14:54:38 10/24/13
No noises. Just won't hold idle. I'm going to backtrack
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ZTicket(Dallas)
17:57:31 10/24/13
Maybe you mixed up a pair of injector or coil pack connector
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Haasz32
14:15:51 10/24/13
The way the harness lays out, the correct connectors
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ZTicket(Dallas)
18:01:55 10/24/13
My money is still on an air leak. Classic symptoms.
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doug8867
21:41:40 10/24/13
I would agree with you, except for the fact that I
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ZTicket(Dallas)
05:35:25 10/25/13
Re-check all vaccuum lines
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spicyZ
08:47:52 10/25/13
That's what I wanted to hear. I'm going at it tomorrow
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ZTicket(Dallas)
19:40:56 10/25/13
Make sure the underside of the throttle body hoses
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doug8867
11:26:58 10/26/13
Got it running this morning. MAF a little cock-eyed due
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ZTicket(Dallas)
14:31:46 10/27/13
Did you remove the IAA when you pulled the plenum?
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doug8867
06:53:20 10/28/13
No, I left it attached. It was a relatively new
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ZTicket(Dallas)
12:20:56 10/28/13
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