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Home >> Ford >> 2003 >> Cutaway 7.3 F >> Repair and Diagnosis >> External Pages >> Different car >> Section 2050 (Engine Controls - Diagnostic Subroutines - 6.4L 99R Diesel -- F250-F550 Super Duty) >> Diagnostic Trouble Code (DTC) Charts and Descriptions >> P0605 - Internal Control Module Read Only Memory (ROM) Error

P0605 - Internal Control Module Read Only Memory (ROM) Error

WARNING: This page is about a different car, the 2008 Ford Pickup, 2008 Ford F550 Super Duty, 2008 Ford F450 Super Duty, and 2008 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
P0605 - INTERNAL CONTROL MODULE READ ONLY MEMORY (ROM) ERROR

Description:  The powertrain control module (PCM) ROM has been corrupted.
Possible Causes: 
  • An attempt was made to change the calibration
  • PCM programming error
  • PCM
Diagnostic Aids:  Using a scan tool, program the PCM to the most recent calibration available.
Application    Key On Engine Off  Key On Engine Running  Continuous Memory 
All   refer to PINPOINT TEST AA .
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