[T2] Briefly unresponsive engine - HELP please !!!

[Bob Reuter]

sounds like low tranny fluidf.
auto tranny will get laggy.
outer issues get expensive.
possiblie tranny pump issue

Bob



On Mon, 17 Dec 2018, al sinclair wrote:

> Please help suggest a cause of a new problem in 1981 aircooled Westie,
> automatic not stick shift.
>
> Occasionally there's no response from the engine when pushing the
> accelerator pedal to accelerate from stationary. The pedal moves normally,
> and the sound of the engine changes so I think the throttle opens, but
> there's no change from idle, no increase of power for at least several
> seconds. Then the engine behaves totally normally. I've tried pumping the
> pedal when this happens but it makes no difference.
>
> The engine was rebuilt a couple of years back (lovely job by Greg Tuttle,
> installed by Fred's Garage, runs like a dream) maybe 10,000 miles ago. It's
> had oil changes but little else since then.
>
> Any ideas how to identify the cause will be much appreciated. The problem
> isn't reproducible on demand, it only happens now and then - and can be
> scary if I'm pulling out across the road.
>
> (Above was posted to the vanagon list, where Ned Savoie suggested asking
> here.
> These ideas came from Larry Alofs there though I haven't followed up as
> I've been unwell:
>
>> If an air cooled has a switch on the throttle, I would check that it is
> working.
>> Also check that the movable vane in the airflow meter is not sticking.
>
> )
>
> Yesterday the same happened again but for several minutes instead of
> briefly (well, still brief but it felt like hours sitting in a stoplight's
> left turn lane!) So now it's become a MUST FIX ASAP, but tricky as it's
> still only occasional
>
> thanks
> Alan
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