[Vwdiesel] need help to id a fuel filter housing

Roger Brown r.c.brown at ieee.org
Tue May 6 07:53:03 PDT 2014


I run dual batteries in my 4Runner.
     http://www.4crawler.com/4x4/CheapTricks/DualBatteries.shtml

The 2nd battery connects in via a solenoid that is controlled by a 3 position switch.  In 
position 1, the solenoid is automatically energized to connect the batteries together via 
the ignition power.  In the 2nd position, the solenoid is off at all times (batteries 
always isolated) and in the 3rd position, it is manually energized for a jump start 
function.  I have used the setup for over 15 years now and it works quite well.

In fact the last 5 months or so, I have been driving with the main battery weak, it won't 
start the engine.  But if needed, I just flip the switch to the 2nd battery and off I go. 
As the location I have the batteries mounted is not easy to access, I have not had the 
time to get in and change out the pair.  I have about 7-8 years on that set of batteries, 
so it is about time for a swap.  This time I forgot to swap the main and 2nd battery 
connections partway through their lifetime, so the main battery was over used.


On 5/6/2014 5:05 AM, raymond wrote:
> the second battery (behind front seat, on the floor with fake black plywood top), went in when i was having difficulty diagnosing a battery discharge. the second batt was used to jump the car batt. it morphed into a parallel tie in to which iadded an gauge to moniter the charge level.
> turns out that i have a intermittent failure of the excitor (12 vt charge to alt)wire and so the alt was not livening up and charging.
> i like the idea of a second batt and want to wire it in with a disconnect device i have seen on some boats and antiqueautos.
> thanks for the wix info loren, on some trucks lower fuel pressure can  result from a clogged fuel filter. how do we know the status of our vw fuel filters, or is it just a miles of use change.
> ray
>
>> From: pmdolan1 at sasktel.net
>> To: vwdiesel at vwfans.com; rgreeley2 at hotmail.com
>> Subject: Re: [Vwdiesel] need help to id a fuel filter housing
>> Date: Mon, 5 May 2014 12:55:36 -0600
>>
>> just curious:  why do you want or need second battery (makes
>> difference on answer to your question)
>>
>> On Mon, 5 May 2014 16:44:21 +0000, raymond <rgreeley2 at hotmail.com> wrote:
>> on a diesel conversion passat. the wix filter in the car is number
>> 33472. wix tells me that filter is fora 79-85 vw diesel. autohauz does
>> not have a reference, further more within that age range they seem toto
>> offer several different filters so i am stuck. i could just buy the wix
>> filter and be done with it though i would like to knowwhat type of
>> filter housing i have in the car.
>>> i am trying to add several items to an autohauz online order to get
>>> the free shipping.
>>> other items i would purchase are: return fuel line which i can find,
>>> secondly i would purchase the clear fuel supply lineto keep with me.
>>> autohauz does not have that clear line as far as i can see. i could
>>> be swayed to purchase an extended battery cable for a trunk mount
>>> (second) battery, though they don't offer cables either. i could see
>>> my way to purchasing a second battery switch to avoid discharging the
>>> entire system, mostly for marine use is where i have seen them, any
>>> thoughts on this one.
>>> thanks, ray          _______________________________________________
>>> Vwdiesel mailing list
>>> Vwdiesel at vwfans.com
>>> http://www.audifans.com/mailman/listinfo/vwdiesel
>>>
>>>
>>
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