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Mazda
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2010
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6 V6-3.7L
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Repair and Diagnosis
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A L L Diagnostic Trouble Codes ( DTC )
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Testing and Inspection
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U Code Charts
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U0300
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U0300:00
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On-Board Diagnostics
On-Board Diagnostics
DTC U0300:00, U0300:01, U0300:02 [MZI-3.7]
Detection Condition/Possible Cause:
Diagnostic procedure
Step 1-Step 5:
Step 6-Step 7: