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Hey guys,

after thinking about selling my R33 i decided to keep it and finally take it for a drive hence i was only driving it only 1 to 3 times a fortnight, but anyway, i noticed my oil pressure gauge was at the point where it was almost at 0, i paniced and pulled over and checked my oil and it was full, noticed my engine was still nice and quiet as well, it stayed like this for a little bit and then all of a sudden it started to pick up again and started acting normal, well i parked the car and took it for another drive it was ok and then it dropped to 0, is this a problem with my motor or with the gauge????

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wouldn't i be seeing other signs if i oil pump was going, the car runs smooth like it does every day......how can i check if it is my oil pump????? could it be a faulty cluster hence my speedo seems to drop out every once in a while???? but when i tap it, it goes back????? so how would i check this problem???

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senders play up a fair bit too.

only way to know for sure, is to fit a mechanical oil pressure gauge to the block oil pressure sensor port and have a look at the actual pressure before you panic to much.

is it only on idle rpm that it sits low or all the time?

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i know it could be either a oil pressure sensor,or the oil pump or the dodgy factory gauge, but can it play part in what oil you use as well, i have been using motul 4100 15w semi senthetic oil for the past 5 services, which i service the car every 5,000km. is this oil to thin or too thick for the rb25det???? i dunno it might just be the problem, what oil would you recommend for a rb25det?????

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hey mate yea only on idle then seems to go normal but sometimes on idle its normal its an on and off type of thing

I would be concerned about having bad bearings if your getting low oil pressure on idle... You need to get a mechanical guage on that car ASAP!

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see the thing is sometimes its low and sometimes its high....and when you say bad bearings which bearings are you refering too???? and does anyone have any pics or anything on where i can locate my oil pump and oil pump sensor i am still kind of new to these type of situations????? thanks

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