IS - 2nd Gen (2006-2013) Discussion about the 2006+ model IS models

Engine Clicking

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Old 08-31-06, 08:21 PM
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omgitsroy
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Default Engine Clicking

Is the engine supposet to make clicking noises??
Old 08-31-06, 08:24 PM
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doctorttt
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The clicking noise is from the fuel injection system.
Old 08-31-06, 08:30 PM
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Lexy GS430
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I thought it was kinda loud at first too, but we wanted power lexus answered. Now to me its music
Old 08-31-06, 08:30 PM
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Tammy
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The valve train clicks normally.

The fuel injectors click normally.

How many measured miles on the engine, to your knowledge?
Old 08-31-06, 08:48 PM
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omgitsroy
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90 miles... why???
Old 08-31-06, 09:27 PM
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lobuxracer
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Originally Posted by Tammy
The valve train clicks normally.

The fuel injectors click normally.

How many measured miles on the engine, to your knowledge?
The valve train does not click normally. We have zero lash hydraulic adjusters. If the valves click, something is terribly wrong. The ticking is all injector sounds. And these are some of the loudest injectors I've ever heard.
Old 09-01-06, 06:02 AM
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PW007
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I noticed the clicking sound too. This is the first car I ever had that made that sound. Glad to know it is normal.
Old 09-01-06, 06:50 AM
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cdcorn1
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It's probably the direct injection. My Duramax diesel has direct injection and the "clicking" sounds similar.
Old 09-01-06, 08:12 AM
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Koz
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Direct injection.

Koz
Old 09-01-06, 08:22 AM
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4TehNguyen
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thats why I turn up my Mark Levinson FTW, I have yet to hear clicking
Old 06-07-07, 06:44 AM
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mason2006
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my engine was clicking...called jack bauer....its all good now
Old 06-07-07, 08:27 AM
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Andoskyy
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Originally Posted by mason2006
my engine was clicking...called jack bauer....its all good now

hahaha, best post all month

If there's one thing i've learned, it's that Jack Bauer, or a Chuck Norris roundhouse kick are the 2 answers to all of life's problems.
Old 06-07-07, 09:19 AM
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pocky
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Originally Posted by mason2006
my engine was clicking...called jack bauer....its all good now
Looking at threads from last year I see....Someone is bored....
Old 06-07-07, 09:50 AM
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RocketGuy3
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Everyone keeps talking about this clicking noise, but I have never been able to hear it. I've even had friends come into the car when I pick them up with the car running comment on it, and I still can't hear it.

I think I have a really terrible ear for engines... I probably wouldn't even be able to tell if my engine was knocking.
Old 06-07-07, 07:27 PM
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el3ctone
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my engine whines on a cold morning when i go to above 3000 rpm.
or maybe its just my ears being sensitive after a good nights sleep. lol


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