Ur quattro strange running

[mike mcclurg]

Jim, don't know much about ur-Qs, but if it has a
similar fuel pump relay to an '85 4kq, then you should
check the solder joints inside. Resolder any that look
suspect. Worked on my '85 4kq.
Mike
--- Jim Haseltine <Jim at ur-q.freeserve.co.uk> wrote:
> Subject : 1984 Ur quattro, WR engine, MAC-01B ecu.
> 
> Under no-load condition the engine will rev without
> problem to 6000rpm
> (probably higher but I didn't want to risk it).
> 
> When driving, the engine mis-fires at almost any
> revs between 1500 and 4000.
> Will not rev beyond 4000.
> Effect is varied, sometimes mis-firing at low revs
> and light throttle, other
> times will mis-fire from 3000 revs at full throttle.
> Jim Haseltine
> 
> 
> 


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