U3001high severityNetwork

ECM/PCM Software Version Mismatch

on 2003 Dodge Intrepid 3.2L V6 · FWD

What this code means

The ECM/PCM software does not match the expected version for the vehicle configuration and other installed modules.

Symptoms

  • Check Engine Light
  • Driveability issues
  • Other modules reporting ECM incompatibility
  • System features not working correctly

Common causes

  • ECM not updated during recall
  • Wrong calibration applied
  • Partial powertrain update
  • ECM replaced with wrong software version

Diagnostic steps

  1. Check ECM software calibration ID
  2. Compare to required version for vehicle VIN
  3. Flash ECM with correct calibration
  4. Update TCM if required for compatibility
  5. Verify drive cycle completion after update

Repair notes

Update ECM/PCM to correct calibration. TCM may also need updating for compatibility.

Other Network codes on this vehicle

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