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12-26-2009, 12:20 PM
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#4 |
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Half a Bubble Off Plumb
Drives: 2009 Yaris Sedan Join Date: Mar 2009
Location: Bristol, Tennessee, USA
Posts: 1,593
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The "rattle" may be the normal slight amount of pinging that the knock sensor allows before it retards the timing. I hear it all the time. Means the engine's running at its best efficiency.
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