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B1601 Diagnostic Trouble Code Discussion for February 2012

PATS Received Incorrect Key Code From Ignition Key Transponder

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Trouble Ticket Help Requests for DTC B1601
Help Request Posted
2004 Ford Explorer NBX 4.0L No Start VIN: 1FMZU73E24
B1601: Incorrect key code transponder. ... Checked wiring to start relay and PCM is not providing ground to relay coil. Vehicle cranks fine but won't start with a remote start button. Pulled codes and found B1601 PATS code. No security light. When through the diagnostics on mitchell and came up wit...
February 14, 2012