[Diy_efi] WBO2 and AFR

Fehn, Ron G RFEHN
Thu Jul 7 18:22:04 UTC 2005


no cat. no emmishions stuff.  1984 vette with 7747 and TBI.  would it
idle better a bit richer in CL?  224/230 @ .05 114 LSA. i had it at 14.3
in .bin for a while and recently moved back to 14.7.  i have my blms set
to be around 124-126.  

-----Original Message-----
From: diy_efi-bounces at diy-efi.org [mailto:diy_efi-bounces at diy-efi.org]
On Behalf Of Adam Wade
Sent: Thursday, July 07, 2005 12:32 PM
To: diy_efi at diy-efi.org
Subject: RE: [Diy_efi] WBO2 and AFR


--- "Fehn, Ron G" <RFEHN at amfam.com> wrote:

> now in my tuning program i can adjust my "constant"
> for stoich to a range.  it was set at 14.7.  should
> i set it 14.2 for 10% ethanol fuel which i run? 
> anyone comment.  correct my errors!

You would then be running slightly rich under
closed-loop operation, I believe.  Assuming you want
to feed a catalytic converter, you want to leave that
setting alone.

| 82 Honda CX500 Turbo (Cassandra)  90 Kwak Zephyr 550 (Daphne) |
| "It was like an emergency ward after a great catastrophe; it  |
|   didn't matter what race or class the victims belonged to.   |
|  They were all given the same miracle drug, which was coffee. |
|   The catastrophe in this case, of course, was that the sun   |
|     had come up again."                    -Kurt Vonnegut     |
| M/C Fuel Inj. Hndbk. @ Amazon.com -  http://tinyurl.com/6o3ze |

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