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Mazda
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2012
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Mazdaspeed3 L4-2.3L Turbo
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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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P Code Charts
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P0203
P0203
DTC P0203:00 [MZR 2.3 DISI Turbo]
Diagnostic procedure
