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93 850 oil level sensor not functioning

Help, Advice and DIY Tutorials on Volvo's P80 platform cars -- Volvo's 1990s "bread and butter" cars -- powered by the ubiquitous and durable Volvo inline 5-cylinder engine.

1992 - 1997 850, including 850 R, 850 T-5R, 850 T-5, 850 GLT
1997 - 2000 S70, S70 AWD
1997 - 2000 V70, V70 AWD
1997 - 2000 V70-XC
1997 - 2004 C70

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ronbond009
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Joined: 18 January 2010
Year and Model: 99 S70 AWD
Location: Sumner Washington

93 850 oil level sensor not functioning

Post by ronbond009 »

The oil level sensor (inserts in front side of oil pan) does not function properly, always indicates a low level (dash light always on). Does this sensor interact with electrical components or is it stand alone ? I would like to leave the sensor unhooked (not replace the broken sensor).
Will this create any problems ?

jblackburn
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Post by jblackburn »

I believe it's standalone. The 94 and later cars don't have such a sensor - theirs are for oil pressure, so I don't know the answer to yours. Unhook it and see what happens. It may trigger a check engine light saying that there is no input from that sensor, or it may be just fine. I'd think the oil light would just stay on the same with the sensor unplugged...you can remove the bulb from the instrument cluster without too much effort in that case. Just keep an eye on your oil :wink:
'98 S70 T5
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billofdurham
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Post by billofdurham »

This was a Volvo faux pas which caused great consternation as it seemed to fail regularly. Volvo remedied the mistake by not fitting it to later cars.

Disconnect it. The light should still come on when you first switch on as it is part of the pre-start checks but should go out and stay out.

Bill.
Work was good - retirement is better.

1996 850GLT 2.5 20v Estate Manual.
1995 Peugeot Boxer 2.5Tdi Autosleeper.
Previously:
1984 244DL, Manual, Beige.
1987 744GLE, Manual, Green.
1991 960 3.0 24v, Auto, Silver.
1994 940T Wentworth, Auto, Blue.

markyoung
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Joined: 11 January 2011
Year and Model: 2004 Volvo V40
Location: USA

Post by markyoung »

ronbond009 wrote:The Oil Level Sensor (inserts in front side of oil pan) does not function properly, always indicates a low level (dash light always on). Does this sensor interact with electrical components or is it stand alone ? I would like to leave the sensor unhooked (not replace the broken sensor).
Will this create any problems ?
The same thing happens to my father last month. What he did is to change/replace the broken sensor. i think this will not create any problem. Just to share.

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kcodyjr
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Post by kcodyjr »

Can this be retrofitted to the 96-97 cars?
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