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Ford
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2009
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Escape 2WD V6-3.0L
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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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P0420
P0420
Note:
Refer to the applicable vehicle system to diagnose the body and chassis DTCs.
P0420 - Catalyst System Efficiency Below Threshold (Bank 1):
