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Oil pressure needle

Posted: Thu Jun 10, 2021 2:35 pm
by Forbs
Any of the techys help me out here... every now and again my oil pressure needle will drop to zero on idle, it'll go back to normal when there's revs... any ideas?... thanx in advance

Re: Oil pressure needle

Posted: Thu Jun 10, 2021 3:10 pm
by Micron
what year is your car, because early cars have what we would call proper oil pressure switches and read actual oil pressure, later ones don't.

as for why, it might be a faulty oil pressure switch, have you checked the oil level?

Re: Oil pressure needle

Posted: Thu Jun 10, 2021 5:51 pm
by Andy W
If it's the early type then it could be the sender unit - they go faulty after a bit and they aren't cheap to replace.

Re: Oil pressure needle

Posted: Thu Jun 10, 2021 6:29 pm
by Forbs
It's a late 16v... I've just literally done a full service on it so I'll see how it goes

Re: Oil pressure needle

Posted: Thu Jun 10, 2021 6:38 pm
by Micron
It could still be the switch it it's all or nothing!

Re: Oil pressure needle

Posted: Thu Jun 10, 2021 8:23 pm
by Incognito
Mine hasn't worked for a long time now so this is a learning post for me. Mine just stays rock bottom all the time .

Re: Oil pressure needle

Posted: Mon Jun 14, 2021 9:53 pm
by Jon G 24V
I’d say it is probably the sensor that is failing.

Re: Oil pressure needle

Posted: Wed Jun 16, 2021 8:47 am
by cpt black
As Jon said the sensor is Knackered

Re: Oil pressure needle

Posted: Wed Jun 16, 2021 9:54 am
by Kit
Incognito wrote:
Thu Jun 10, 2021 8:23 pm
Mine hasn't worked for a long time now so this is a learning post for me. Mine just stays rock bottom all the time .
Check the wire is still connected to sender :?:

Kit

Re: Oil pressure needle

Posted: Wed Jun 16, 2021 10:27 pm
by Incognito
Still connected mate .