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Mazda
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2009
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3 L4-2.0L
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U0073
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DTC U0073, U2012 [Multiplex Communication System]
DTC U0073, U2012 [Multiplex Communication System]
DTC U0073, U2012 [MULTIPLEX COMMUNICATION SYSTEM]
Detection Condition/Possible Cause:
Diagnostic procedure
Step 1-Step 4:
