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Mazda CX-9 This larger SUV adds a V6 option, as well as more cargo room, to the CX-7 option.

Control Module Communication Bus Off

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Old 06-17-2021, 11:22 AM
Taz 454's Avatar
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Default Control Module Communication Bus Off
Default Control Module Communication Bus OffTook My 2014 Cx9 to emissions , they could not read it, tested auto zone got a , U0073 Control Module Communication Bus Off .
Any ideas what's going on , the fix ??
 
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