Date: Wed, 25 Feb 2009 22:55:44 -0800
Reply-To: Doug <shirewood@WILDBLUE.NET>
Sender: Vanagon Mailing List <vanagon@gerry.vanagon.com>
From: Doug <shirewood@WILDBLUE.NET>
Subject: Re: 1.9 oil light/preassure issue
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Thanks Scott,
I have a switch on it's way. I'll post my results after it's installed.
Fingers crossed.
Doug E.
'84 Van-Go
'67 vw convertible Vert-i-go
----- Original Message -----
From: "Scott Daniel - Turbovans" <scottdaniel@TURBOVANS.COM>
To: <vanagon@GERRY.VANAGON.COM>
Sent: Wednesday, February 25, 2009 7:31 PM
Subject: Re: 1.9 oil light/preassure issue
> the Bus Depot listing is correct.
> on page 17.7 of the Bentley manual it shows the oil pressure switch under
> the left push rod tubes is .3 bar.
>
> where confusion may enter is for 2.1 wbxr engines .......those have two
> oil
> pressure switches.......the 'normal' .3 bar one under the left push rod
> tubes ............and a 2nd one to the left of the crank shaft
> pulley............on page 17.7 it shows that op switch as being .9 bar.
>
> 1,8 bar doesn't make any sense. Someone might have misread or misconstrued
> something there.
>
> while I'm here..........I drove and have in possession a 1.9 waterboxer
> engine on which the oil pressure warning light is on any time it's below
> 1,500 rpm warmed up !
> And I don't think it's the sender either. Runs great too. I even
> accidentally took it to 72 mph in 4th ( 5 speed trans ) going over the
> crest
> of a freeway hill once........that was probably over 6,000 rpm
> ........didn't hurt a thing. 1.9s have very rugged bottom ends.
>
> And the only two choices really are .......
> put an oil pressure gauge on it and find out what the real oil pressure
> is,
> or try another sender.........that's the easier/cheaper 'test' in the
> short
> term, but the oil pressure gauge is the real right thing to do.
> Some high miles engines idle at zero oil pressure warmed up, not that we
> like to see that.
> Scott
> www.turbovans.com
>
>
> ----- Original Message -----
> From: "neil N" <musomuso@GMAIL.COM>
> To: <vanagon@GERRY.VANAGON.COM>
> Sent: Wednesday, February 25, 2009 12:53 PM
> Subject: Re: 1.9 oil light/preassure issue
>
>
>> On Wed, Feb 25, 2009 at 12:29 PM, Doug <shirewood@wildblue.net> wrote:
>>>
>>>
>>>> Is the light flickering, or solid on?
>>>
>>> The light flickers after a few miles and works it way up to steady after
>>> 10
>>> to 20 miles.
>>
>>
>> If you don't get a spare new switch, get a gauge on that engine asap. :)
>>
>>
>>>> It's possible the oil pressure switch is failing. Do you have a known
>>>
>>> working spare to swap in?
>>>
>>> I don't have any spares but I guess I could buy one and at worst end up
>>> with
>>> one.
>>
>>
>> Yup. They look cheap too. Like less than $10.
>>
>> In checking the price, I see there is a discrepancy in oil pressure
>> switch ratings on the 1.9 WBX. Bentley sez: Digijet '83 '84, '85
>> switch is 1.8 bar. Allans comment and looking at Bus Depot shows the
>> switch at .3 bar.
>>
>> http://busdepot.com/details.jsp?partnumber=028919081D
>>
>> Likely this has been covered in the archives, but what's up with that?
>> Anyone?
>>
>> Neil.
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