3rd Gen High Performance and Accessories (5.9L Only) Talk about Dodge/Cummins aftermarket products for third generation trucks here. Can include high-performance mods, or general accessories. THIS IS FOR THE 5.9L ONLY!

boost question

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Old Sep 4, 2007 | 09:35 AM
  #16  
soulezoo's Avatar
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From: Applegate, CA
Originally Posted by jrussell
Ok, now I take offense to that bolded statement.

There are digital gauges that still use regular electronic boost/pressure/temp sensors. I would put my SPA gauges up against any mechanical/analog gauge when it comes to accuracy and response times.

I think what Soulezoo was getting at is that you don't want a gauge/monitor that simply uses the stock boost sensor. That sensor is being "fooled" by the module/programmer and won't read accurately. As you've already found out too, they don't have a high enough range to read accurately with a bigger single or twin turbos.
^^^ Yes-- that is what I meant and did not do a good job of s-plaining, Lucy! Thanks.
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Old Sep 4, 2007 | 10:48 AM
  #17  
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Originally Posted by jrussell
I think what Soulezoo was getting at is that you don't want a gauge/monitor that simply uses the stock boost sensor. That sensor is being "fooled" by the module/programmer and won't read accurately. As you've already found out too, they don't have a high enough range to read accurately with a bigger single or twin turbos.

The sensor's not being fooled, the ECM is. As long as you're not making more boost than the stock sensor can read (around 41 p.s.i. I think) reading from the stock sensor is fine. But reading from the OBDII port is a no-no. And Quadzilla now has an adapter of sorts that allows you to use mechanical methods of reading boost with the Commander. Best of both worlds to me.....
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Old Sep 4, 2007 | 11:11 AM
  #18  
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Originally Posted by ptgarcia
The sensor's not being fooled, the ECM is. As long as you're not making more boost than the stock sensor can read (around 41 p.s.i. I think) reading from the stock sensor is fine. No reading from the OBDII port is a no-no. And Quadzilla now has an adapter of sorts that allows you to use mechanical methods of reading boost with the Commander. Best of both worlds to me.....
Ah, yes you're correct. I was thinking about the reading from the OBD port.
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Old Sep 4, 2007 | 11:46 AM
  #19  
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From: Applegate, CA
^^^^ I understood what you meant!
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Old Sep 4, 2007 | 11:53 AM
  #20  
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From: Alta Loma, CA
Just clearing it up for those still learning.
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Old Sep 4, 2007 | 12:01 PM
  #21  
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From: Applegate, CA
That would include me as well!
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Old Sep 4, 2007 | 03:22 PM
  #22  
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From: vancouver canada
Originally Posted by soulezoo
Oh, I'm sure I can do it-- have not split a turbo before though. Not easy to remove the turbo-- gotta basically take everything out before removing the turbo and the four nuts bolting to the manifold are just stupid. The downpipe is actually the easy part! I'll give PDR a buzz and see how much--
you can do it. I don't know if you installed yours yourself, I did and you are right there is no easy way to change the housing you have to take everything out. I had to take all the piping off when I did it because I forgot to put the battery box in first.
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Old Sep 4, 2007 | 03:24 PM
  #23  
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Hey soulezoo how long have you had yours?
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Old Sep 4, 2007 | 03:43 PM
  #24  
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Originally Posted by len73
Hey soulezoo how long have you had yours?
A little over a month now. And yeah... I did install them myself... by myself
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