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Mazda Millenia This sedan, the flagship luxury sedan, offers both a naturally aspirated and supercharged model, so you can have your luxury, and, if you have a need for speed, big horsepower.

Check Engine Light (0400 error code)

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Old 07-12-2007, 08:57 PM
CBALT's Avatar
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Join Date: Jul 2007
Posts: 3
Default Check Engine Light (0400 error code)
Is anyone familiar with this code? If so is therea fix without taking it to dealer. Car is a 2000 Mazda Millenia 2.5L with 98000 miles.
 
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  #2  
Old 07-12-2007, 10:18 PM
keninn's Avatar
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Join Date: Sep 2005
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Posts: 983
Default RE: Check Engine Light (0400 error code)
0400 is egr. take the valve off, and clean it. clean the passages to and clean the t/bdy. erase code, drive on.
 
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