Date:         Mon, 5 May 2008 15:38:53 +0200
Reply-To:     Jaap Nauta <bus.mail@IAE.NL>
Sender:       Vanagon Mailing List <vanagon@gerry.vanagon.com>
From:         Jaap Nauta <bus.mail@IAE.NL>
Subject:      Re: What could have gone wrong?
Comments: To: collum@VERIZON.NET
In-Reply-To:  <481F06ED.3070103@verizon.net>
Content-Type: text/plain; charset=iso-8859-1

I agree that level can go down due to air in the system, but can it come
up again completely when cooling down? I would guess you would find the
level staying too low.
No recent experience though, luckily enough I haven't had cooling issues
for a long time.

Jaap,
'87 caravelle diesel

> Jaap Nauta wrote:
>> Probably bad sensor or contacts. If the needle stays in the middle,
>> temp is fine, and the red light indicates level too low. Level was OK,
>> so sensor is bad I guess.
>
> Don't overlook that, when there is air in the system, revving up the
> engine will cause the coolant in the expansion tank to go down and can
> cause the red light to flash.  Then, when you shut off the engine and go
> back to have a look, the level comes back up so it "Looks" OK.
>
> Mike