TwinTurbo.NET: Nissan 300ZX forum - IMO you should diagnose the issue with the connector
Subject
IMO you should diagnose the issue with the connector
Posted by
Ashman2k2
on April 30, 2010 at 5:37 PM
This message has been viewed
116
times.
In Reply To
Forgot, with the AAC connector disconnected, the idle drops
posted by MixManMash
on April 30, 2010 at 04:45 PM
Message
disconnected and with the screw adjusted to where it typically gives ~800rpm for most Z's. The AAC valve can account for the screw being almost fully screwed in.
Follow Ups
New Theory Regarding Idling Issue.
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MixManMash
11:15:35 04/29/10
No.
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ZiNnYc
15:46:51 04/29/10
Well, there isn't red top there any more. Put in a new battery, no difference.
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MixManMash
19:55:52 04/29/10
Reason I ask about the AFC is
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ZiNnYc
23:44:05 04/29/10
Re: New Theory Regarding Idling Issue.
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MaxxAction
16:54:49 04/29/10
Nismo 555s as per my profile. They test out fine as well. (n/m)
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MixManMash
19:32:37 04/29/10
Re: New Theory Regarding Idling Issue.
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canyoncarver
19:39:57 04/29/10
The thing is, that it performs fine. just doesn't want to idle well, especially
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MixManMash
19:47:27 04/29/10
does your mulitmeter show ~14v across the battery
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canyoncarver
21:22:13 04/29/10
Yup. 14.4V now. (n/m)
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MixManMash
23:26:59 04/29/10
Update:
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MixManMash
23:41:54 04/29/10
Did you install the EPROM?
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ZiNnYc
23:46:26 04/29/10
Yes, I have tried a different EEPROM. no difference.
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MixManMash
08:19:47 04/30/10
I don't understand why you think a small boost leak
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canyoncarver
06:46:29 04/30/10
Because it's the same small boost leak I had last year when the car was running fine. And it's in a
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MixManMash
08:22:21 04/30/10
While you are right in that it's probably not due to a minor
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ZiNnYc
09:31:25 04/30/10
It's in such a bad place, that the amount of labour it would
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MixManMash
11:48:47 04/30/10
Re: It's in such a bad place, that the amount of labour it would
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canyoncarver
14:14:25 04/30/10
Passenger side intake valve cover. It picked up some
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MixManMash
16:41:15 04/30/10
Well, is it your DD? Sounds like an afternoon to me. (n/m)
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ZiNnYc
17:25:11 04/30/10
Not my DD. But with all the effort it would take to pull
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MixManMash
01:08:39 05/01/10
lol
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ZiNnYc
13:06:09 05/01/10
lol. I'm saying I'd rather put the effort in. Yes it's
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MixManMash
13:53:58 05/01/10
things to do:
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ZiNnYc
09:38:54 04/30/10
Did try another ECU with another EPROM. Not difference.
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MixManMash
11:46:33 04/30/10
How does it behave with the AAC connector disconnected?
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Ashman2k2
12:19:43 04/30/10
I checked the butterfly valves and they are in sync /
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MixManMash
16:42:26 04/30/10
Forgot, with the AAC connector disconnected, the idle drops
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MixManMash
16:45:02 04/30/10
IMO you should diagnose the issue with the connector -
Ashman2k2
17:37:42 04/30/10
Well, not sure if it really is an issue with the connector.
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MixManMash
01:12:10 05/01/10
Disconnect the yellow AAC valve connector and set your idle
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Gordo 93TT Daytona
19:58:07 05/02/10
Yet another update:
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MixManMash
16:21:36 05/01/10
Do you have your recircs?
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ZiNnYc
11:37:04 05/02/10
My recircs were shot (goose honk). So I replaced them with
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MixManMash
15:20:12 05/02/10
Were your plugs oily or sooty?
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canyoncarver
12:20:40 05/02/10
The plugs were sooty, not wet. And there was a smell of
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MixManMash
15:19:23 05/02/10
Have you checked fuel preesure and does it hold
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canyoncarver
22:27:08 05/02/10
I have checked fuel pressure. It is in spec. My guess with
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MixManMash
09:00:40 05/03/10
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