Mine does the same thing, even though it's an '87 with the Digifant system.
Still trying to figure it out.

Marc

On Wed, Oct 10, 2012 at 4:28 PM, HotelWestfalia <zolo@foxinternet.net>wrote:

> I kept the whole 1.9 system intact.
> Z
>
> From: Scott Daniel - Turbovans
> Sent: Wednesday, October 10, 2012 12:02 PM
> To: HotelWestfalia
> Cc: vanagon@GERRY.VANAGON.COM
> Subject: Re: Idle goes to 1,800 in Park
>
> Does it have the full 'full'    2.1 fuel injection system ?
> or does it still use  1.9 Digijet into which a 2.1 long block  has been
> installed ?
>
> two different cold idle control systems between those two.
> a 2.1 into an 85 can be done either way.
>
>
>
>