[Vwdiesel] TDI Dash/voltage regulator

[Andrew Miller]

Point #3.  Have the right size fuse installed for the dash.
duhhhhhhhhh!  I will blame that one on the previous owner too...

MFA installed today.  Can't wait to rack up some miles.

Andy

'96 Passat TDI
'96 Passat TDI wagon
'70 BMW 2002


On Thursday, Mar 13, 2003, at 07:20 US/Eastern, Andrew Miller wrote:

> Not all is lost.  I purchased a used GLX dash with MFA for $135 and
> will get the MFA/wiper stalk this weekend at the local VW salvage yard.
>  I thought about this conversion before....now it is a no-brainer.
>
> I just want to make sure that I have all power issues resolved prior to
> installing the new/used one.
>
> This voltage transient came be read everywhere.  It is noticeable in
> the fan and headlights too.
>
> So I guess the points are:
>
> 1.  Use the right battery!!!!  I like NAPA size 41.
> 2.  If your dash starts to do a dance during cold morning starts....GET
> A NEW BATTERY!!!
>
>
>
> On Wednesday, Mar 12, 2003, at 23:05 US/Eastern, Lee Hillsgrove wrote:
>
>>
>>> Just lost my dash the other day.  Old Pepboys battery the previous
>>> owner put in finally died during a cold morning start.  The dash went
>>> with the battery.
>>>
>>> The dash has been acting funny during cold morning starts.  During
>>> cracking it will go dead...gages will buz around...trip and clock
>>> will
>>> reset...  When the car starts gages will come back.
>>
>>
>>
>>   Ouch... The dreaded Passat IP failure. It's a design flaw with the
>> voltage
>> regulation in the IP. If you do a search on the TDIclub you will find
>> reams
>> of info on this affliction.
>>
>> People! If your Passat gauges start acting funny, Run! Don't walk, to
>> the
>> nearest battery store and get the biggest and best thing that will fit
>> in
>> there. Your IP was crying out for help.....
>>
>> Bad thing is, these are no longer available new from VW. You MIGHT be
>> able
>> to get a rebuilt one. I remember reading a thread on the TDIclub about
>> getting them repaired by an electronics tech. Do a search and you
>> should be
>> able to find the info.
>>
>>
>>>
>>> My guess is that my regulator is bad...in fact just after starting I
>>> get ~11volts if I rev. the engine it bumps up and stays at 14 volts.
>>
>>
>>
>>   Hmm.... I don't have a Passat but my '98 Jetta TDI comes right up
>> without
>> bumping the revs. The '85 1.6D on the other hand, requires better than
>> 2000
>> rpm or so before the alternator comes on line.
>> Is your belt tight? I think it's a serpentine, so it probably is. Is
>> this
>> read right at the battery, or on the voltmeter in the dash? Might be
>> related
>> to the rest of the problems if it's the car's you're reading. Best get
>> a
>> voltmeter on the battery to make sure if you haven't already.
>>
>> Loren? What's your dad's behave like on a cold start?
>>
>>
>>   Lee
>>   Oo-v-oO
>>   PP-ASEL
>>   KB1GNI
>>
>>
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>>
>>
> Andy
>
> '96 Passat TDI
> '96 Passat TDI wagon
> '70 BMW 2002
>
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