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Mazda
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CX-9 Signature
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Repair and Diagnosis
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Engine Performance
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On-Board Diagnostic (2 Of 4)
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DTC P050A-00: Cold Start IAC System Performance Problem
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Repeatability Verification Procedure
Repeatability Verification Procedure
Leave the vehicle for
7 hours or more.
Start the engine and leave it idling for
1 min
.