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How to properly clean oil nozzles?

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Old 04-14-2014, 12:48 PM
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Question How to properly clean oil nozzles?

BACKGROUND INFO
Hey all.
I've had my rx8 for about 6k miles so far (on a newly rebuilt engine) and the last 2k or so oil consumption decreased a lot to the point where last few miles it hasn't used any at all.

I premix fairly heavily (1/2 Liter per tank since I found out it's not burning oil; 250-300 ml before that), but from what I understand the oil nozzles' purpose is more of a cooling one rather than so much lubrication (with the renesis motor).

I tried the seafoam thing, running it through the nozzles' vacuum line (I had great vacuum from the start btw), and that didn't help.

Soo ... I'm in the process of removing the upper intake manifold so I can take the nozzles out and clean them (will also be installing my sohn adapter).

QUESTION:
I looked at some schematics and it looks like a fairly simple vacuum pump type of device so I plan on using carb cleaner (not brake cleaner, to not damage any internal rubber components), but I was wondering if anyone would recommend anything else ...? Might soak them in Marvel Mystery Oil too I guess ...

I tried to find new ones on Montgomery Mazda's site but couldn't If they are not very expensive I think I might get new ones ... anyone have any idea of the price? Link?

Old 04-14-2014, 01:10 PM
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I'd just replace them if the seafoaming isn't working to clean them out. And I'd call up Mazmart and have them look up the part numbers and prices for you. It's going to be about the best price you could have anyway, if not the best.
Old 04-14-2014, 03:04 PM
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Thanks. $72 a pop they say. Not cheap. not too expensive either but still an expense I could do without.
I will clean them and check the lines too.

I assume if it was the pump it would throw a code right?
Old 04-14-2014, 03:07 PM
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Yes, the OMP is pretty well monitored. Any fault code with it will generate a solid CEL with one or more OMP codes, plus have a flashing red oil level light.

Simple line clogging from coking/sludging 4-stroke is the usual cause.
Old 04-14-2014, 06:18 PM
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ok looks like the nozzles are ok, however my OMP lines are all clogged.
I tried blowing through them and nada.
I was able to stick a thin wire in the end where they connect to the OMP but the other side that goes to the injectors, the wire goes in the banjo bolt up to certain point and no furter ... feels like metal so I didn't push it. Is there a check valve in the banjo (not the bolt, the loop thing that goes arond the banjo bolt)
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