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HOMESERVICE MANUALSDODGE AND RAM20231500 TRXREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTCOLLISION/AVOIDANCEELECTRONIC CONTROL MODULES (SERVICE INFORMATION) - 1500 (2 OF 2)MODULE, POWERTRAIN CONTROL (PCM)MODULE PROGRAMMINGPCM - 5.7L
2023 Dodge and Ram 1500 TRX

Pcm - 5.7L

2023 Dodge and Ram 1500 TRXSECTION Pcm - 5.7L

This procedure is required when one or more of the following situations are true:

  • A Powertrain Control Module (PCM) has been replaced.
  • Diagnostic Trouble Code (DTC) P1602 - PCM Not Programmed is set.
  • An updated calibration or software release is available for either the PCM or Transmission Control Module (TCM).

This procedure assumes that the scan tool is properly configured to the dealership network with either a wired or wireless connection. For help on how to network the scan tool, use the "Help" tab at the top of the diagnostic application.

Programming Procedure  - Using the scan tool:

  1. Verify that the scan tool operating software is programmed with the latest software release.
  2. Flash the Powertrain Control Module (PCM).
  3. Clear all DTC's.
  4. From the "Home" screen, select "ECU View".
  5. Select "PCM".
  6. Select "Misc functions".
  7. Select "Check PCM VIN" and follow the on screen instructions. When complete, select "Finish".
  8. Navigate back to the home screen and select the Body Control Module (BCM).
  9. Select the "Misc Functions" menu.
  10. Run the "Immobilizer ECU Replace" routine.
  11. Key OFF ignition for a minimum of 60 seconds (1 minute) and then Key ON ignition for a minimum of 60 seconds (1 minute) after running the Immobilizer ECU replace routine.
  12. Enable the auxiliary fuel pump if the vehicle is equipped with dual fuel tanks.
  13. Perform the "Brake Pedal Learn" procedure as follows:
    1. Park the vehicle on level ground.
      NOTE:

      When performing the Brake Pedal Calibration Learn routine, make sure the brake pedal is NOT  pressed.

RENDER: 1.0x

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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.