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Subject:Re: Engine miss
From:Neil N
Date:Thu, 11 Sep 2014 20:52:46 -0700

Does this version Digifant use an AFM? If so....

Faulty portion of resistive strip in the AFM?

tencentlife on thesamba.com posted a great simple check for AFM
voltage dropouts while the engine is running.

Neil.

On 9/10/14, Dick Wong <sailingfc@dslextreme.com> wrote:

> Now that Blaze is back on the road, I get a miss/hiccup when moving with no
> load on the engine.  I've only noticed this in fourth gear and have not
> tried it in any other gear yet.
>
> Typical situation: In fourth gear, level ground, steady speed.  While in
> this mode, the engine will suddenly lose power for several seconds, then
> recover.  It's not a sputter, it's a sudden loss. No dash lights
> illuminate,
> tach is steady, no CEL. All this happens in the 1800 to 2800 rpm range
> (approximately).  I've never experienced this before.  When accelerating or
> decelerating through this rpm range, it never happens, only when at a
> steady
> speed.  At freeway speeds, 3500 - 4500 rpm, I don't see this issue.
>
> Digifant (023906023), 2.5L, 5 cylinder, new Bosch plug wires, new Bosch
> dist. cap, new Bosch rotor.
>
> Since this is basically a Eurovan setup, that's my next stop.
>
> Any ideas?

--
Neil n

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