Remove & ReInstall the Instrument Cluster Voltage Regulator & see if

that is all it needs ~ Connections may be slightly cruddy ~

On 13 Sep , 2017, at 4:09 PM, Don Hanson wrote:

> mine is working properly today..?
>
> On Sep 13, 2017 2:59 PM, "Liberte, Joel" <joel.liberte@hpe.com> wrote:
>
>> Does that voltage also drive a tach?
>>
>> Joel
>>
>>
>>
>> -----Original Message-----
>> From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On Behalf
>> Of Alistair Bell
>> Sent: Wednesday, September 13, 2017 5:46 PM
>> To: vanagon@GERRY.VANAGON.COM
>> Subject: Re: Low readings from gas gauge and temp gauge..84 tintop
>>
>> Apart from bad connections, those two gauges share the distinction of
>> being fed by the voltage reg chip on the foil. You surely understand that
>> for the resistive type gauges to work consistently they need to be fed by
>> constant voltage . The chip puts out around 10.5
>>
>> Alistair
>>
>>> On Sep 13, 2017, at 2:14 PM, Don Hanson <dhanson928@GMAIL.COM> wrote:
>>>
>>> Yesterday I had a period where the fuel gauge and the coolant gauge
>>> both were reading very low, and inaccurately... I think this may be a
>>> ground issue.
>>> In the past, my temperature read lower than it was when tbe
>>> connection was loose at tbe sender, but baving two instruments in tbs
>>> same gauge reading too low, that is Odd...any ideas?
>>>  For what it's worth, wben .my coolant temperature gauge showed
>>> "cold" I bad a fright... thinking I could have no coolant...(I gave up
>> on my
>>> "coolant level" Warning light years ago).   but a check of the other
>> gauges
>>> (no alternator light) normal oil temp, normal Oil pressure..that
>>> easily confirmed the temperature was ok...And I use my trip meter for
>>> my main fuel quantity calculations... I'd driven 260 miles only since
>>> my last gas...there we're at least 5 gallons of gas in the tank, yet
>>> the gauge needle was below the red...
>>> thanks, Don Hanson
>>