'90 200 tqa fuel pump

[Huw Powell]

Yes, opening a line at the fuel filter would show you what's going on.

Also, I'd connect the FP to the battery (with a fuse).  It might not 
like the output of the charger, and the charger might not like being 
hooked up to a fuel pump.

On 12/19/2011 3:56 PM, Nick Lawrence wrote:
> Yes I did, didn't start
> I don't know if the ECU needs any feedback from the plug being connected
> (it was Not)
> The nosie did not sound like pump noise, more like transformer hum.
> I could try again with a fuel line loose to how big a mess it makes!
> Nick
>
> ----- Original Message ----- From: "Huw Powell" <audi at humanspeakers.com>
> To: "Nick Lawrence" <nick at beol.net>
> Cc: <quattro at audifans.com>
> Sent: Monday, December 19, 2011 3:38 PM
> Subject: Re: '90 200 tqa fuel pump
>
>
>>
>>> I hooked the my battery charger straight to the fuel pump still in
>>> the car and could hear a buzz.
>>
>> Did you try starting the car with the FP hard wired?
>
>
>
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