[MR2] <MKIIT> Changed injectors, poor acceleration

[Donald Chalfant]

I'[m thinking it means the fuel pressure relief valve is not working and you 
are seeing terribly high pressure at the injectors.
----- Original Message ----- 
From: "Kevin Parker" <cavscoutmr2 at gmail.com>
To: "Aaron Willis" <te51levin at fastmail.fm>
Cc: "Donald Chalfant" <dkchal at datasync.com>; <mr2 at mr2.com>
Sent: Sunday, March 16, 2008 6:47 PM
Subject: Re: [MR2] <MKIIT> Changed injectors, poor acceleration


> Hmmm. I went out, jumped the appropriate connectors and heard NOTHING from
> the engine bay. I am assuming that the stock fp is bypassed or something,
> what with this car having a Walbro installed. I guess I could be wrong.
> Whatever the case, I couldn't discern any difference in pressure in the 
> fuel
> line between the after market pump outlet and the first hard-pipe.
>
> Whazzup wit dat?
>
> On Sun, Mar 16, 2008 at 5:38 PM, Aaron Willis <te51levin at fastmail.fm> 
> wrote:
>
>> You'll want Fp (Fuel Pump) and B+ (Battery Positive) for that test.
>>
>>
>> On Sun, 16 Mar 2008 17:28:34 -0500, "Donald Chalfant"
>> <dkchal at datasync.com> said:
>> > Pretty sure the BGB will tell you to first jumper the Fp and E
>> diagnostic
>> > pins and turn the key to "on" and listen for fuel running past the
>> relief
>> > valve back into the tank.  But, you should verify those pin 
>> > designators.
>> > ----- Original Message -----
>> > From: "Kevin Parker" <cavscoutmr2 at gmail.com>
>> > To: "Donald Chalfant" <dkchal at datasync.com>
>> > Cc: <mr2 at mr2.com>
>> > Sent: Sunday, March 16, 2008 4:49 PM
>> > Subject: Re: [MR2] <MKIIT> Changed injectors, poor acceleration
>> >
>> >
>> > > Oh Lord. More stuff to diagnose. I'll look it up in the BGB. However,
>> that
>> > > sounds like it may require a pressure gauge.
>> > >
>> > > As for the injectors, they have black tops, like the ones I removed.
>> > >
>> > > On Sun, Mar 16, 2008 at 1:33 PM, Donald Chalfant 
>> > > <dkchal at datasync.com>
>> > > wrote:
>> > >
>> > >> And, if your fuel relief valve is not working right, and you are
>> > >> providing
>> > >> a
>> > >> high pressure,  you will also overfuel.
>> > >>
>> > >>
>> > >
>> >
>> >
>> >
>> --------------------------------------------------------------------------------
>> >
>> >
>> > No virus found in this incoming message.
>> > Checked by AVG.
>> > Version: 7.5.519 / Virus Database: 269.21.7/1330 - Release Date:
>> > 3/15/2008
>> > 2:36 PM
>> >
>> >
>> > _______________________________________________
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>> > MR2 at mr2.com
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>> --
>> Aaron Willis
>> '85 AW11 7A-GE hybrid
>> '77 TE51 3T/2T-G project
>>
>>
>
>
> -- 
> Sincerely,
> Kevin Parker
>><>
>


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Checked by AVG.
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2:36 PM