Thanks Jake.

That was the other part I was curious of. Wasn't certain if opening
plate door would extract heat while driving. Certainly seemed to help.
Even propped open by ~ 1.5 "

For anyone else, I simply put a clamp on each corner of plate door and
and propped it up against hatch.

Neil.

On Tue, Jul 27, 2010 at 2:39 PM, Jake de Villiers
<crescentbeachguitar@gmail.com> wrote:
> I managed to lower the temperature of my 1.9 WBX when driving in 100+ temps
> by making cardboard deflectors for the D pillar air intakes and propping the
> license plate door open.
>
> These steps moved the needle about an eighth of an inch lower and helped me
> relax a little during a long, hot and arduous trip.� ;)
>
> I think the open license plate door was more of a factor in that will
> extract hot air from the engine bay into the low pressure area behind the
> van.
>
> YMMV
>
> Jake
>
>
>
> On Tue, Jul 27, 2010 at 11:44 AM, neil n <musomuso@gmail.com> wrote:

>>
>> Theory: excessive heat in tubbed portion of lid causes coolant sensor
>> to get too hot. Resistor in it then zeros out allowing near or full
>> electrical flow. i.e. recently, on a flat section of highway, 100F
>> ambient, MIL stayed on at ~ 60 MPH. I propped the license plate door
>> open hoping to get better air flow at tubbed portion of lid. The light
>> then stayed off.

-- 
Neil Nicholson '81 VanaJetta 2.0 "Jaco"

http://tubaneil.googlepages.com/

http://groups.google.com/group/vanagons-with-vw-inline-4-cylinder-gas-engines