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B1602 Diagnostic Trouble Code Discussion for August 2011

PATS Received Invalid Format of Key Code From Ignition Key Transponder


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Trouble Ticket Help Requests for DTC B1602
Help Request Posted
2004 Ford Freestar SES 3.9L No Start VIN: 2FMZA57634
B1602: Pats invalid emt/ key cd. Unable to program new keys and transsponder have tried several times with no success ...
August 22, 2011