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Home >> Chrysler >> 2011 >> 300 C, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 332 (4.7L - DTCS P2107 To U147B - 1500) >> Diagnosis And Testing >> U0300-Internal Control Module Software Incompatibility >> Diagnostic Test

Diagnostic Test

WARNING: This page is about a different car, the 2013 RAM 1500. However, it is still accessible from the selected car via links, so may be relevant.
  1. PCM PROGRAMMED WITH INCORRECT SOFTWARE 
    1. Ignition on, engine not running.
    2. Program the PCM in accordance with the Service Information. Refer to STANDARD PROCEDURE .
    3. Start the engine.
    4. Allow the engine to reach normal operating temperature.
    5. With the scan tool, select read the active DTCs.

      Does the scan tool display U0300-INTERNAL CONTROL MODULE SOFTWARE INCOMPATIBILITY?

      Yes 

      • Replace and program the Powertrain Control Module in accordance with the Service Information.
      • Perform the POWERTRAIN VERIFICATION TEST. Refer to STANDARD PROCEDURE .

      No 

      • The PCM has been successfully programmed. Test is complete.
      • Perform the POWERTRAIN VERIFICATION TEST. Refer to STANDARD PROCEDURE .
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