PCM Diagnostics & Tuning HP Tuners | Holley | Diablo

what is all needed for proper DIY tuning

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Old Aug 2, 2011 | 01:16 PM
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Default what is all needed for proper DIY tuning

While piecing my swap together I decided. It would be a better option for me to learn to tune then spend the cash on a mail order then a dyno tune

Swap is a cammed lq4 with no emissions LTs to true duals and the car is a 95 formula a4 car with 4000 stall no ac or abs and plan to get rid of vats I. Was looking into getting hp tuners but is there anything else I should get to like a wide band and if so were to mount it
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Old Aug 2, 2011 | 01:18 PM
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EFI Live, wideband, time to research and do it.
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Old Aug 2, 2011 | 01:23 PM
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If you are using the 95 formula pcm you'll need to look into obd1 tuning options...the 95's use an obd2 port but obd1 pcm if I remember correctly. Not a whole heck of alot of options out there.
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Old Aug 2, 2011 | 01:33 PM
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The pcm will be 99 to 02 f body I'm just using the older body style and converting the ls1 harness to fit the rest of the 95s wiring just a basic lt1 to lsx swap
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Old Aug 2, 2011 | 01:34 PM
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Any opinions on were to mount the wideband
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Old Aug 2, 2011 | 02:05 PM
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Originally Posted by 95FbFormula
Any opinions on were to mount the wideband
Do you have cats? I had mine downstream from the front O2's and before the cats.

Bill
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Old Aug 2, 2011 | 02:11 PM
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no cats and no rear o2s either does it have to be able to read from both banks or can i just mount it in say bank 1 after the front 02s

EDIT found the info i needed on WB02 placement on another post i did not see at first thanks for the info now it looks like a have to do sone tunning research.

Last edited by 95FbFormula; Aug 2, 2011 at 02:16 PM.
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Old Aug 2, 2011 | 03:01 PM
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Yeah if you are using a newer pcm you can use our software on your conversion, we also sell wideband kits www.hptuners.com

Let me know if you have any questions.
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