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AFTERMARKET LOW OIL PRESSURE WARNING INDICATOR ???

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Old 07 January 2009, 02:50 PM
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joz8968
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Exclamation AFTERMARKET LOW OIL PRESSURE WARNING INDICATOR ???

Anyone bought and fitted one of these? If so, has anybody managed to 'save' their motor from noticing its flashing warning etc.?

http://cgi.ebay.co.uk/Oil-Alert-for-Subaru-Impreza-WRX-STi-Forester-Legacy-S_W0QQitemZ380094246608QQcmdZViewItemQQptZUK_CarsP arts_Vehicles_CarParts_SM?hash=item380094246608&_t rksid=p3286.c0.m14&_trkparms=66%3A2|65%3A15|39%3A1 |240%3A1318

Last edited by joz8968; 08 January 2009 at 09:53 AM.
Old 07 January 2009, 04:03 PM
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Peanuts
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I would suggest that if the light blinks because of low oil pressure then its already goosed
Old 07 January 2009, 04:21 PM
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joz8968
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Ha! I was waiting for someone to post that!
Old 07 January 2009, 04:32 PM
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widdows
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the ideal is a light that will illumiate at a preset pressure eg 20psi if the minimum required before engine damage was 20 psi. most pressure switches only allow the light to illuminate when there is no oil pressure which means it is the light of death!

if that light comes on when youre doing 80mph in the 3rd lane by the time you have pulled over to the hardshoulder the engine will be finished!
Old 07 January 2009, 04:32 PM
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Cannot see ebay at work so cannot see the specifics.
However, I guess it flashes a light when oil pressure drops to a set level?
The car does that anyways at half a bar pressure.
Old 07 January 2009, 04:52 PM
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joz8968
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Originally Posted by Peanuts
Cannot see ebay at work so cannot see the specifics.
However, I guess it flashes a light when oil pressure drops to a set level?
The car does that anyways at half a bar pressure.
So at 0.5bar pressure, the dash oil light would come on? Presumably, if that was to happen at any decent speed/loads/revs, then inevitable big-end failure?
Old 07 January 2009, 05:00 PM
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I think its something totally pointless like that, might be wrong, often am
Old 07 January 2009, 09:16 PM
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it uses the cars existing oil pressure switch so is pointless as it will only come on the same time as the existing light which is often to late anyway.

A switch rated to come on at around 20 psi is the answer the o/e one on most cars switch at around 4 psi Years ago when i was into racing mini's we used to fit a switch that did exactly that. Brought thr light on at a much higher pressure. Although i do recall after they had had a good caining the light flickered at idle til the oil cooled. That was probably the oil though as no synthetic was used. It was castrol R in those days. I do miss the smell of that stuff. lol
Old 08 January 2009, 09:52 AM
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joz8968
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Originally Posted by Turbotits
it uses the cars existing oil pressure switch so is pointless as it will only come on the same time as the existing light which is often to late anyway.
Yeah, that's what I thought it would do lol.


Originally Posted by Turbotits
A switch rated to come on at around 20 psi is the answer the o/e one on most cars switch at around 4 psi Years ago when i was into racing mini's we used to fit a switch that did exactly that. Brought thr light on at a much higher pressure...
This would make more sense IMHO. At least if it came on between circa 1 and 2 bar, then there is just a chance that one could indeed save the engine, albeit a slim one.

Last edited by joz8968; 08 January 2009 at 09:54 AM.
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