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well the new fmic is fitted and have been driving around a couple of days no problems at all but just as i was on my way to work luckily very close, i started getting a clunking sound coming from the engine bay whenever i went over a bump... i will take it out again in a little while to try and work out were the sound is coming from i checked all the IC piping and and what not and they are definatly all secured and not moving. the only thing i could possibly think would make this noise is if i have snapped my exhaust manifold bolts but either way does someone want to be nice and come help me work out what the fark is going on. I will take it out in like an hour and post back if i still havent been able to work out what the go is ??? as i said seems ok when going on a smooth road just not over any bumps god damn it this is the first problem i have had with my baby hope shes all good :( also any tips on what to look for would be appreciated.

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As the FMIC is the newest thing in the engine bay I'd be looking at ALL the mounting brackets and anything close to the cooler that could have been obstructed and been knocked loose. The piping is another obvious check point. It will more than likely be something small and stupid but I'd also check the engine mounts and the exhaust manifold. Problems i've seen in my day before.

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:confused: :confused: thanks stevie. Well i took it for a light drive and over a few bumpy areas and didnt hear to noise again ??? i have dropepd it off at an exhaust shop just to get a look over to make sure that i still have some studs holding my dump pipe on. But its got me stumped i had a look myself at the exhaust and it appeared fine. i guess i will wait and see :)

Also other things i have checked

A: everything in the engine bay appears ok

B: Oil preasure is still good holding at the correct levels and is not going dodgy which is reasuring

C: All ic pipings + clamps appear to be on and solid

D: water temp is also fine

E: it is still making boost fine and holding

so yea i am :confused: maybe just the ic piping knocking a little on the engine bay roof ???

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Terminal: that is a possibility but I doubt it as I made sure those 2 nuts were done up real tight plus the front mount is bolted to the chassis so I don’t think it's that.

Frank: possibility though I am generally pretty careful with what I leave in my engine bay and the fact that it sounded more like a metal object clunking against another one makes me think its something pretty solid.

In terms of where the sound was coming from specifically I can’t say defiantly engine bay but I can’t pinpoint the exact location.

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Its the flux capaciter banging up against the centrificul force generator, cost millions of dollars to fix and cant be diagnosed by any one.

Except me.....  

so gimme millons of dollars and ill fix it :)

lol well if you say so when i can i drop it around and the check will be dated for cashable year 1000000000 :)

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All work will be completed once check clears, if i cant diagnose the problem ill just take 250k of the millons and give you a nismo z tune (oh and one for myself while im at it :)) Im pretty sure you will forget about the noise in your 33 after that puppy is parked in your drive way lol

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Well I must say that today has been awesome... well now it is this morning wasn’t.

A: we have pretty much secured an apartment we will be buying though not 100% yet and for a good price :).

B: my car is ALL GOOD WOOTTTTTTTTTTT!!!

:headspin: :headspin: :headspin: :headspin: :headspin: :headspin: :headspin:

turns out when I had to cut the 3" whole in the chassis to allow the ic piping to come up through the engine bay I obviously didn’t put enough padding around the edges of the whole as looks like the IC piping must have moved a bit and then hitting the bumps was causing it to knock against the chassis. Anyways had a look at the piping and luckily I did an ok cut job on the whole and clean up as it has done nothing to the piping which makes me very happy.

Anyways will cruze it home slowly then maybe get some rubber thick softish rubber or something similar to put around the piping. Any other suggestions will be taken into account but I think I can look after this one :devfu:

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also bigups to dickson mechanical & muffler service they were to ones who i got to check the car out thinking it was the exhaust manifold studs in the end i guess i should have picked up on it but still they were polite about the whole thing and offered advise on a few other things.

DICKSON MECHANICAL & MUFFLER SERVICE

Unit 2/ 6 Cape St Dickson 2602 (02) 6247 8010

OR... (02) 6247 8322

Fax (02) 6247 91

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ill just take 250k of the millons and give you a nismo z tune (oh and one for myself while im at it :))

You'd still be short around $80,000 for ONE Z Tune in Australia,at the current rate...better up your hourly rate,methinks...

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nice work, just read the thread sorry Lee thats the first thing should always look at, the pipe hitting the side of the hole in front gaurd

well thank you mr lets post a day after i have resolved the issue hehe na only joking shaun i should have clicked myself about it but meh i guess its all about learning :). ps the whole will be plugged currectly with some mega chunky heat resistant foam/rubber this should remove the chance of this ever happening again.

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nice, all i have is the silcone hose maybe i should fix that before it rubs through

lol not sure if it will rub through as long as it the hole has not been done dodgy as i said i made sure the metal surface was as smooth as possible so luckily it hasent cracked/split the ic piping.

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