80tq wiring questions about fuel pump relay

[Huw Powell]

> I am painfully close to being able to drive my 1988 80tq project,
> except for one issue.
>
> I have a question for the elite and knowledgeable few people who have
> broken ground before me by performing MC engine turbo swap already.

I'm not one of those, but I'll try anyway...

> The swap is totally done, except even though the tachometer operates,
> the car will not run unless I have the fuel pump relay jumpered.

I do believe that the engine ECU controls a ground for the FPR - as a
way to kill the engine on overboost.

--
Huw Powell

http://www.humanspeakers.com/audi

http://www.humanthoughts.org/