This revelation will be useful, I must say.
Thanks,
Zoltan
----- Original Message -----
From: "Mike S" <mikes@FLATSURFACE.COM>
To: <vanagon@GERRY.VANAGON.COM>
Sent: Thursday, May 22, 2008 8:57 AM
Subject: Re: Gauge sender question

> At 08:11 AM 5/22/2008, Mark Thoma wrote...
>>One of the things I desperately need to know is the resistance across
>>  the fuel level sender when the tank is 'full' and 'empty'.... the
>> manual doesn't mention it  anywhere.
>
> Actually, the manual mentions it in the section on checking fuel gauge.
> A setting on the VW 1301 tester of 55 should be full, and of 560 should
> be empty.
>
> Now, for the first time anywhere, I will reveal the super-secret
> formula for converting the VW 1301 tester setting to ohms (I'm serious,
> try to find this anywhere else).
>
> It is N/2+10.
>
> So, full is (55/2+10=) 37.5 Ohms and empty is (560/2+10)= 290 Ohms.
>
> Enjoy.
>
>
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