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Mazda
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2003
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6 s, Standard
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Repair and Diagnosis
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External Pages
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Different variant/trim
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Section 1 (Engine Controls [Self-Diagnostics 2.3L])
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Diagnostic Tests
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DTC P0402: EGR Flow Excessive Detected
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Possible Causes
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Possible Causes
WARNING:
This page is about a different variant/trim than selected.
Possible causes are:
EGR valve gasket has been damaged
EGR valve gasket is not installed
PCM malfunction