At 11:01 PM 5/30/2009, Alan Felder wrote...
>The bentley suggests testing the guages with the VW 1301.  I gather
>this is
>a big variable resistor.  if so, what are the equivalent settings in
>ohms
>for testing the fuel and temp gauges?  settings from bentley are 55,
>560
>(fuel) and since the only coolant temp gauge mentioned is for water
>cooled
>from 85, these settings seem to be 50 and 510 on the VW 1301.

To convert VW1301 numbers to ohms, divide by 2 and add 10. (55 is 37.5
ohms.)