Phil, takes the full throttle switch about 30 seconds to react. By this time ,the hill you've just climbed is all but gone. Mine reacts in about half a second giving me extra go when I need it.
--- In
mailto:Syncro_T3_Australia%40yahoogroups.com, plander@... wrote:
>
> Isn't that what the stock one does?
>
> I thought that once the full throttle switch was closed it bypassed
> the sensor and ran to the rich end of the scale. The O2 sensor is just
> a fine adjustment. If you disconnect it, it will just run to the
> richer end of the normal operating range. The airflow metering is the
> cause of Vanagon syndrome, not the O2 sensor.
>
> Phill
>
> ----- Original Message -----
> From:
mailto:Syncro_T3_Australia%40yahoogroups.com
> To:
> Cc:
> Sent:Fri, 08 Mar 2013 21:48:30 -0000
> Subject:[Syncro_T3_Australia] Re: Exhaust sensors
>
> Â
>
> Or for an extra 100 bucks get yourself an Innovate air fuel ratio
> gauge which comes with its own 02 sensor. Been running mine with the
> two airfuel ratios I programmed into itfor nearly a year now ( about
> 20000k's) and its running great. Runs nice and rich when I put my foot
> down and lean when I'm cruizing. The stock 02 sensor can't give you
> that.
>
> --- In
mailto:Syncro_T3_Australia%40yahoogroups.com [1], Scott Daniel -
> Turbovans wrote:
> >
> > Greetings all,
> > re how much does an 02 sensor cost . Here in Oregon an OE style one
>
> > with the right connectors could be as high as $ 90 to 130 US .
> > An aftermarket generic Bosch one that you splice in might be $ 60
> to 70 US.
> >
> > I suppose having a hollow cat downstream of an 02sensor could
> affect how
> > it reads the exhaust ..
> > I wouldn't think so though really ..Many waterboxer engines are
> running
> > with hollowed out cats.
> >
> > btw ..regarding poor fuel mileage ...consider if cat ( or muffler )
>
> > might be starting to fail or partially clogged.
> > I have seen them look ok looking into both ends , but in themiddle
> > starting to fail.
> >
> > yeah ..it's always a good test if it's not running right to
> disconnect
> > the 02.
> > 02 input is bypassed at wide open throttle btw.
> > I have not seen this issue myself but I have read about shorted 02
> > coaxial cable ..and seen one or two vans with a new wire spliced in
> near
> > the ecu.
> >
> > re apprarent engine power ....were tiresizes about the same ? Extra
> big
> > ties eat up apparent engine power.
> >
> > scott
> > turbovans
> >
> > On 3/8/2013 5:34 AM, Ken Garratt wrote:
> > >
> > > Hi Philip,
> > > It's said the engine runs rich when the Oxy sensor is
> disconnected or
> > > has failed, so running the engine in that state long term may not
> be a
> > > good idea.
> > > It's said the Oxy sensor may not sense so well if the internals
> of the
> > > Catalytic Converter are shot/non existent.
> > > A useful thing to know is that if your van should ever have the
> > > symptoms of "Vanagon Syndrome", it's worth trying disconnecting
> the
> > > large green wire of the Oxy sensor leads .. this may help get
> you home.
> > >
> > > Examples of Oxy Sensor pricing from usual US suppliers, plus
> shipping
> > > cost:
> > >
https://www.busdepot.com/13957 [2]
> > >
>
http://www.van-cafe.com/home/van_1223689737929/page_347_1217/oxygen_sensor_-_complete.html
> [3]
> > >
> > > Cheers.
> > > Ken
> > >
> > >
> > > ----------------------------------------------------------
> > > To:
mailto:Syncro_T3_Australia%40yahoogroups.com [4]
> > > CC: dobson_hamish@
> > > From: philipmacrae@
> > > Date: Thu, 7 Mar 2013 23:07:58 -0800
> > > Subject: Re: [Syncro_T3_Australia] Exhaust sensors
> > >
> > >
> > > Scott,
> > > What does a new Oxygen Sensor cost these days???
> > > I remember being told my Oxygen Sensor was exhausted so mechanic
> > > disconnected it and the car went well disconnected for a long
> time.
> > > Not Totally sure if its connected today because its in the shop
> > > getting the ten year old penrite synthetic transmission oil
> changed
> > > so I cant check.
> > > I never replaced it.
> > > I always check the fuel consumption as I always fill the tank.
> > > Using 95 Super petrol Getting about 11.5 lt per 100k without
> decoupler
> > > or diflock etc. Motor is original 255,000km. purchased with
> 98,000km.
> > > The VC is probably also exhausted!
> > > Oil consumption is 1 litre per 10,000km or less depending on type
> of
> > > driving ie city vs highway or dirt roads.
> > > When I drove the car for some years without the drive shaft (so
> 2WD) I
> > > think I got about 10.5lt per 100k.
> > > Other Syncros I have driven have had better acceleration than
> mine
> > >
> > > *From:* Scott Daniel - Turbovans
> > > *To:*
mailto:Syncro_T3_Australia%40yahoogroups.com [5]
> > > *Cc:* Hamish Dobson
> > > *Sent:* Wednesday, 6 March 2013 1:53 PM
> > > *Subject:* Re: [Syncro_T3_Australia] Exhaust sensors
> > > Imagine all the gasoline wasted in all that time by not having it
>
> > > running really right.
> > > Possibly rough on the engine having it run rich ..
> > > like rough on the oil.
> > > They are real easy to check for good function too ...the oxygen
> sensor
> > >
> > >
> > > On 3/6/2013 1:32 PM, Hamish Dobson wrote:
> > >
> > > Hi all I recently replaced my exhaust sensor. Was the original
> > > that I never changed when I rebuilt my engine aprx 15000 km ago.
> > > I was always suffering from poor low down drivability issues due
> > > to over fueling. At traffic lights the car would bog down and and
> > > it got hot it got worse....then other times it was fine.
> > >
> > > After changing it and having to splice it into the wiring the car
> > > is like a whole new car.
> > >
> > > Very very pleased.
> > >
> > > Sent from my iPhone
> > >
> > >
> > >
> >
>
>
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