The heater current drops down but doesn't cut out.
I don't have specific numbers, but the heater element is powered when the
car is on, at least on my car.

-----Original Message-----
From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On Behalf Of
Jake de Villiers
Sent: Friday, August 21, 2009 9:16 PM
To: vanagon@GERRY.VANAGON.COM
Subject: Re: Engine electrical power requirements?

Right - I thought the fuel pump would obviously be the primary user...I
guess the heater cuts out at some point then?

On Fri, Aug 21, 2009 at 8:55 AM, pdooley <psdooley@verizon.net> wrote:

> You would think so Jake, but not the case.
> The O2 heater element draw is non-linear.  The draw starts off high but
> drops significantly as the element heats up.
> OTOH, the fuel pump has to provide high pressure continuously, and gets my
> vote for current hog.
>
>
> -----Original Message-----
> From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On Behalf Of
> Jake de Villiers
> Sent: Friday, August 21, 2009 11:22 AM
> To: vanagon@GERRY.VANAGON.COM
> Subject: Re: Engine electrical power requirements?
>
> Our race car had no alternator fitted and would run the starter, fuel
pump,
> gauges and ignition for 2 practice sessions and a race without needing to
> be
> recharged.
>
> Prolly the biggest consumer would be the oxygen sensor - I can't see the
> ECU
> needing bags of current...
>
>
>

--
Beverley Anne de Villiers   April 20, 1930 - July 4, 2009

Jake

1984 Vanagon GL
1986 Westy Weekender "Dixie"

Crescent Beach, BC

www.thebassspa.com
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