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Mazda
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2009
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3 L4-2.3L
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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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B Code Charts
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B1274
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HVAC System
HVAC System
DTC B1274, B1275
Possible Cause:
Diagnostic Procedure
Step 1-Step 3:
