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P0021 Diagnostic Trouble Code Discussion for January 2014

Camshaft Position 'A' Timing Over-Advanced / System Performance (Bank 2)

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Trouble Ticket Help Requests for DTC P0021
Help Request Posted
2010 Ford F-250 Super Duty King Ranch 5.4L Poor Idle Quality, Hesitation, Surge, Cuts out, Misfire, Poor Fuel Economy VIN: 1FTSW2B58A
... P0016, P0018, P0021, P0022, P0346, & P052A. These all happen on a long trip when it was -22 degrees. Cleared codes and has not come back. Owner is worried and wants me to replace something. Any helpful ideas for you F...
January 08, 2014