[Gmecm] $58 F29/F29E VE lookup weirdness

[Rob Handley]

Tried it with a code modification to provide a hard-wired 'MAP' value to use 
in the F29 look up, and the look up routine still regularly returned zero!

Robin

----- Original Message ----- 
From: "Rob Handley" <Robin at FuryWorld.fsnet.co.uk>
To: <gmecm at diy-efi.org>
Sent: 22 August 2007 09:03
Subject: [Gmecm] $58 F29/F29E VE lookup weirdness


> I've been looking at VE for the last few days and, after putting test 
> values in F29, F29E, and F30 I spotted the VE regularly (every ~6 secs) 
> reverting to the F30 only value. Looking back at one of last year's logs 
> this was happening then too. It also happens with the ignition on and the 
> engine not running !
>
> Has anybody seen this or have any suggestions why the table look up (as 
> used for F29 and F29E) should be returning zero every now and then? I find 
> the table look up code hard to follow.
>
> Robin
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