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Re: Voltage based MAF device



What's the maf off of?  What's he using it on?  Engine, ecm pn?
----- Original Message -----
From: "Andrew K. Mattei" <amattei@mindspring.com>
To: <gmecm@diy-efi.org>
Sent: Wednesday, August 23, 2000 5:32 PM
Subject: Voltage based MAF device


> Before I go about reinventing the wheel, I thought I'd ask here (probably
> should ask on the DIY list, but I'm not on there... ;) )
>
> Anyone got a quick and dirty circuit for a voltage based MAF calibrator?
> Here's my friend's problem.
>
> He's got a voltage based MAF that came off of a larger engined car, and it
> works fine on his truck except at idle, when he gets a trouble code of MAF
> reading too low (probably not pulling enough air through the MAF). Seems
> like he needs a minimum voltage level to be supplied to the ECU in order
not
> to trip this code. His range is 0 to 5 volts, but I'm not sure of the
> minimum level needed to not set the DTC.
>
> I've got several ideas running through my brain, visions of diodes or
> op-amps, but thought I'd ask and see if anyone had a quick and dirty fix
for
> this available?
>
> Thanks,
>
> Andrew
>
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