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Home >> Ford >> 2000 >> Contour SE, 2.5 L, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 2283 (Engine Controls - Powertrain DTC Charts & Descriptions - (Hybrid)) >> DTC Diagnosis >> P0604 - Internal Control Module Random Access Memory (Ram) Error

P0604 - Internal Control Module Random Access Memory (Ram) Error

WARNING: This page is about a different car, the 2010 Mercury Mariner and 2010 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
P0604 - INTERNAL CONTROL MODULE RANDOM ACCESS MEMORY (RAM) ERROR

Description:  Indicates the powertrain control module (PCM) RAM has been corrupted.
Possible Causes: 
  • Module reprogramming
  • Aftermarket performance products
  • PCM
Diagnostic Aids:  Reprogram or update the calibration. Check for other DTCs or drive symptoms for further action. Make sure to check for aftermarket performance products before installing a new PCM. If it is necessary to install a new PCM, refer to FLASH ELECTRICALLY ERASABLE PROGRAMMABLE READ ONLY MEMORY (EEPROM) , Programming the VID Block for a Replacement PCM.
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All Refer to the P0605 - INTERNAL CONTROL MODULE READ ONLY MEMORY (ROM) ERROR  Description, Possible Causes and Diagnostic Aids for the DTC.
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