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Subaru
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2009
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Impreza WRX STI F4-2.5L DOHC 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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B Code Charts
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B1401
B1401
DTC B1401 M COLLATION NG
DTC DETECTING CONDITION:
Reference code incompatibility between combination meter and body integrated unit
Step 1-3:
