Test Procedure

2007 Ford Pickup F350 Super Duty, 4D Pickup, 6.0 P, 4WD, AutomaticSECTION Test Procedure
  1. AA1 DIAGNOSTIC TROUBLE CODE (DTC) P0605 
    • DTC P0605 is set when a ROM concern is detected in the PCM.
    • Key ON, engine OFF.
    • Carry out the KOEO self-test.
    • Is DTC P0605 present? 
    Yes No
    GO to  AA2. UNABLE to duplicate the condition. CHECK for a loose connection, and damaged or corroded terminals. WIGGLE the harness attempting to recreate the concern. REPAIR as necessary. REFER to the SYMPTOM CHARTS article, Symptom Charts, if a driveability concern exists.
  2. AA2 FLASH THE PCM 
    Yes No
    GO to  AA3. The test is complete.
  3. AA3 CHECK FOR CORRECT PCM OPERATION 
    • Disconnect all the PCM connectors.
    • Visually inspect for:
      • pushed out pins
      • corrosion
    • Connect all the PCM connectors and make sure they seat correctly.
    • Carry out the PCM self-test and verify the concern is still present.
    • Is the concern still present? 
    Yes No
    INSTALL a new PCM. REFER toFLASH ELECTRICALLY ERASABLE PROGRAMMABLE READ ONLY MEMORY (EEPROM) . The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector.
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.