[T3] (Fwd) 1969 Fastback Fuel pump
Tim Schiller
schillertim at comcast.net
Mon Jun 22 06:32:35 PDT 2020
I may have declared victory a little too soon. Fuel relay appears to work with the 2-click and the appropriate voltage to each terminal. Car also starts with no apparent problem. However, the fuel relay “clicks” almost continuously.
If a grounding problem, can I remove the 19 ground wire from fuel relay and ground the fuel relay directly to body to see if clicking stops?
Sent from my iPhone
> On Jun 21, 2020, at 8:11 AM, Jim Adney <jadney at vwtype3.org> wrote:
>
> On 20 Jun 2020 at 20:12, Tim Schiller wrote:
>
>> I need to figure out exactly where the main relay is to be screwed down.
>> The other relay is screwed to back of seat wall. Currently the brown
>> ground wire is screwed to the seat wall. DonTMt recall taking it off, but
>> do they both go to same hole?
>
> Glad to hear that you seem to have fixed your problem. Was the ground wire
> connection loose?
>
> Originally, I believe all our FI cars came with the brown ground wire for the
> main power relay connected under the same screw that mounted the relay to
> the back seat kick panel. But, it doesn't really matter. As long as there's
> something holding the relay and something securely grounding the brown
> wire, the power circuit should be reliable.
>
> Originally, the ground wire would be right under the screw head, then the
> relay mounting tab, then the kick panel. There may have been a star washer
> somewhere in that stack, but I don't remember that.
>
> On '69 and later, there was a second relay, for the rear window defroster,
> mounted beside the main power relay. It's wiring is completely independent
> of the wiring for the main power relay.
>
> --
> *******************************
> Jim Adney, jadney at vwtype3.org
> Madison, Wisconsin, USA
> *******************************
>
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