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Re: [T3] fuel pump relay failure? [another success story]


On Sat, 2004-10-16 at 14:24, C.Rochambeau wrote:
> > It goes to pin 19 of the ECU.
> 
> Good news, seems we got it sorted.
> 
> It appears that the intitial reason the car died [right in front of my house, right 
> before I was preparing to leave for work in the morning, who'd have imagined] was a 
> break in the wire from the ECU [19] and the fuel pump relay. It broke at the junction in 
> the engine compartment.
> 
> Afterwards, the main FI power relay was miswired resulting in an always on state. I mark 
> that one up at having juggled them after dark with the aid of a flashlight. The OE 
> relays have been returned to service, and work fine.
> 
> One of the fastest electrical troubleshooting sessions I've ever been involved in! We 
> owe many thanks to the list.
> 
People seem to forget about that wire, sometimes. I remember it because
we used to use it as a troubleshooting tool at the dealer. By grounding
that wire, you can start the pump running from the engine compartment,
without the engine running.

-- 
Russ Wolfe
'71 FB AT
'66 FB MT
'64 T34 (not running)
'65 T1 (not running)
russw@classicvw.org
http://www.classicvw.org

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