The Kizashi Engine Sounds Just Like A...

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IshaanIan
Posts: 85
Joined: Tue Jan 08, 2013 1:31 pm

The only time the car sounds bad is when I start it after a cold night. 2 minutes of idling and it's perfectly fine infact I side with KuroNekko here, this car just purrs along and the engine is actually quite inaudible when you are below 3-3.5k revs. After the first 10k kms I have also been running fully synthetic oil.
I remember the car did seem to have a low but louder than normal rumble before my second service but then the technician told me they had got a TSB asking them to replace the engine mount after which it was good as new. :D
smsmart
Posts: 121
Joined: Sat Nov 12, 2011 4:52 am
Location: San Diego, CA

IshaanIan wrote:The only time the car sounds bad is when I start it after a cold night. 2 minutes of idling and it's perfectly fine infact I side with KuroNekko here, this car just purrs along and the engine is actually quite inaudible when you are below 3-3.5k revs. After the first 10k kms I have also been running fully synthetic oil.
I remember the car did seem to have a low but louder than normal rumble before my second service but then the technician told me they had got a TSB asking them to replace the engine mount after which it was good as new. :D
Consider yourselves lucky then...my Kizashi is rather noisy when started up in the morning, and doesn't quiet down a bit until a few miles of driving. But even so, I still have that irregular grinding/rattling noise that hasn't been diagnosed--so hardly inaudible in my case.

And which TSB was he referring to? I'd be curious to know if this applied to my year (2011), although I doubt my dealer would be interested in replacing a mount.
klement wrote:the cvts drop the rpm as low as 1200 during light to moderate acceleration and that causes the deep rumble ('diesel sound').

guys, nothing to do about it ... either drive with feather-light foot slower than a granny would or hammer it a bit :)
Mine has the diesel sound regardless of how I accelerate. It's not a deep rumble, but rather the clackety-clack sound the engine makes.
SamirD
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Joined: Thu Dec 05, 2013 4:07 pm
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klement wrote:Kuronekko:

yours is smooth and quiet because of the manual tranny

the cvts drop the rpm as low as 1200 during light to moderate acceleration and that causes the deep rumble ('diesel sound').
I never thought about that, but you're right. It's only in the low rpms that the diesel sound kicks in.
KuroNekko wrote:I'm currently using Pennzoil Ultra 5W-30 full synthetic motor oil. My oil filter is a Mobil 1 oil filter. I change my oil every 7500 miles or so.

I'm switching to Mobil 1 motor oil in my next oil change because I picked up a case on sale at Costco. I typically get my motor oil in 5 quart jugs at Walmart. Walmart carries the Pennzoil line up so I used to go there but there isn't a store too close to me. Walmart's selection of oil filters is also lacking. I'm going to try Mobil 1 and if I like it, I will stick with it. It's more convenient to obtain as Costco and Autozone (for oil filters) are located closer to me than Walmart.
Thank you very much for the details. 8-) Let me know what you think of the Mobil 1 as that's what's in our car right now.
smsmart wrote:Consider yourselves lucky then...my Kizashi is rather noisy when started up in the morning, and doesn't quiet down a bit until a few miles of driving. But even so, I still have that irregular grinding/rattling noise that hasn't been diagnosed--so hardly inaudible in my case.

And which TSB was he referring to? I'd be curious to know if this applied to my year (2011), although I doubt my dealer would be interested in replacing a mount.

Mine has the diesel sound regardless of how I accelerate. It's not a deep rumble, but rather the clackety-clack sound the engine makes.
I've noticed the sounds are much less if I let if warm up enough that the idle has dropped 300rpm from startup. By the time we hit the road (and the cold), it's up to normal temp and not as noisy as a 'start-n-go'.

The TSB is an Indian one. They had some problems with the engine mounts there.

I've heard that clackety-clack from the valvetrain almost all the time. But it gets better when the oil is warmer. I've listened to the engine and it seems like it come more from the 2nd cylinder close to the battery side. I'm going to pull out my stethascope at some point and verify the origin of all the noises since I have all my tools with me now. 8-)
Bizzenn
Posts: 168
Joined: Thu Jun 27, 2013 12:33 pm

Mine also idles rough in drive but only with the ac off. Reverse idles smooth as it does with the defroster on. I don't know why it idles low only in drive with no ac. Stumped.
SamirD
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Bizzenn wrote:Mine also idles rough in drive but only with the ac off. Reverse idles smooth as it does with the defroster on. I don't know why it idles low only in drive with no ac. Stumped.
Most car ecus increase the idle speed when the ac switch is depressed, so that slight increase in rpms probably helps when against the load of the drivetrain.
SamirD
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I pulled out my stethoscope this weekend and listened to the car while at idle.

The head definitely has a lot of chatter going on, but nothing sounded like it was loping or metal on metal contact.

The heat shield kept me from finding a really good listening point on the block, but I was able to hear something that was metal on metal sounding in a tick-tick-tick rhythm from the second cylinder from the passenger side (3? 2?).

I need to investigate this further after an oil change and at different rpms.
bootymac
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What oil are you running Samir?
SamirD
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The oil is what the dealership has used--Napa conventional 5-30, I believe. I have a few bottles as I made them give me all the filters and oil that's part of my free oil changes since it's over a hour to get to them, so I'll check the exact oil and get back to you.

Prior to that it was Mobil 1 with a Mobile 1 filter (prior owner). Prior to that I don't know.

I want to change it to some Amsoil or Redline so I know it's not a oil issue. But I can't do much in MKE since I don't have a good place to work on it. :(
SamirD
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So fast forward to today 51k+ miles later and the noise is still there and getting worse. I'm going to find a video on line that sounds like what I hear.

The noise is basically inaudible unless you're listening for it. You can't hear it outside the car and if you even just roll down the windows while inside the car you won't hear it. However, I can now feel the 'lope' on the floorboard while in the driver's seat. I may be just super-sensitive to metal on metal noises, so I need to find a video that illustrates the noise and post it here for some options.

What would really settle this for me is to just sit in another Kizashi, turn it on, and listen to its start up from completely cold. Anyone want to volunteer?
BLyons
Posts: 226
Joined: Sun May 24, 2015 12:22 am

If you're ever near Green Bay you could listen to mine.
Black 2011 Sport SLS AWD
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