Date: Mon, 20 Jul 2009 12:23:35 -0400
Reply-To: Robert Stewart <robertmstewart@MAC.COM>
Sender: Vanagon Mailing List <vanagon@gerry.vanagon.com>
From: Robert Stewart <robertmstewart@MAC.COM>
Subject: Re: Problem, New Rebuilt Engine, Running Rich, What's Wrong?
In-Reply-To: <C689D753.8D2A%dave.arthur@nscc.ca>
Content-type: text/plain; charset=US-ASCII; format=flowed; delsp=yes
Yes its a 88 Auto.
Thanks.
Rob
On Jul 20, 2009, at 7:12 AM, Dave Arthur wrote:
> Hi Robert
>
> I haven't asked the most important question, what year is your
> vehicle? If
> it is '86 or later the following will help ...
>
> The mixture on the AFM is only used on engine warm up and when the
> engine is
> running open loop, ie running without an O2 sensor. I really
> shouldn't say
> only as a gross maladjustment will really cause problems. If the
> setting is
> close the O2 system should bring mixture into line when warm.
>
> The Temp 2 sensor is not on the engine. It is on the front drivers
> side of
> the engine bay connected to the thermostat housing. It will have a
> blue body
> and is held in the housing with a circlip.
>
> TB setting, you need a manual...
>
> http://homepage.mac.com/greystoke.eng/.Public/Vanagon%20Protraining%20Digifa
> nt%20I%2086-91.pdf
>
> The above is the '86 + Digifant Pro Training manual. Use the
> Digifant 1
> section.
>
> D
>
>
> On 19/07/09 11:57 PM, "Robert Stewart" <robertmstewart@MAC.COM> wrote:
>
>> So what about the Oxygen mix control that on AFM? should this not be
>> screwed with? How should it be set?
>>
>> The Temp 2 sensor is new. It might be possible he connected the
>> wiring
>> wrong.
>> ?Which sensor is the temp 2? The one in between the the pushrods or
>> near the water pump unit?)
>>
>> Now how does one set the for the throttle position switch setting and
>> Intake air sensor in the AFM?
>>
>> Is there anything bad about buying a used breather tube vs a new one?
>>
>> Thanks,
>>
>> Robert
>> NY
>>
>> On Jul 19, 2009, at 11:24 AM, Robert Stewart wrote:
>>
>>> So my rebuilt engine is in, started on the first try but it's
>>> running
>>> rich.
>>>
>>> Any ideas?
>>>
>>> It as the original AFM, Idle control valve, stabilizer unit, and
>>> oxygen sensor, etc..
>>> Could it be as simple as I need a new O2 Sensor?
>>> if so should I get the splice in kind or the whole wire?
>>> My mechanic tells me that it might be the wire from O2 sensor from
>>> all
>>> the years of replacement slicing..
>>> http://www.van-cafe.com/home/van/smartlist_985/oxygen_sensor.html
>>>
>>> My mechanic tells me the original Breather Tower top comes off to
>>> easily.
>>> He opened and the top inner components of the unit seem to be
>>> deteriorating.
>>> Does it require replacement at $90 for the unit or can it
>>> refurbish it
>>> somehow and seal the top?
>>> http://www.van-cafe.com/home/van/smartlist_924/breather_system.html
>>>
>>> Thanks,
>>> Robert
>>> NY
>
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