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Re: rough idle and Relays!!!

On 15 Jul 98 at 13:16, type3@vwtype3.org wrote:

> In a message dated 98-07-14 23:47:22 EDT, you write:
> << Is it possible that the klick, klick is coming from under the back 
>  seat, driver's side.  If so, I would suspect the voltage regulator.
>  Jim
>   >>
> I looked today, theres actually a volt. reg., a rear window def. relay, and
> another relay that has something to do with ignetion or fuel delivery (clicks
> on ignition twice),and I think thats normal. The clicking am talking about
> happens random while driving, and associates with bad fuel delivery (irratic
> running)

The rear window defogger obviously has nothing to do with it, and if 
it were the FI main power relay then the engine would cut completely 
in and out as the relay clicked.  This might actually be happening, 
but that would not be the fault of the relay, but rather of the 
circuit that is driving it.

> Mau be I should check the fuel pump contacts?

If it is the fuel pump relay that is clicking then you should look at 
the circuit that drives it, the problem is not the fault of the 

> Also, would a bad voltage regulator cause bad idle?

Yes!  And bad gas mileage, and bad crusing, and bad acceleration....
And, yes, they start to click erratically when they are going bad.

Jim Adney, jadney@vwtype3.org
Madison, Wisconsin, USA

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