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Home >> Honda >> 2014 >> CR-V EX, 2.4L Eng, AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Communication Devices >> Multi-PLEX Control System (Diagnostic Codes) >> DTC U3000-49: Control Module Internal Control Module Malfunction
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DTC U3000-49: Control Module Internal Control Module Malfunction

Fig 1: DTC Troubleshooting Chart (U3000-49)
G08881483Courtesy of AMERICAN HONDA MOTOR CO., INC.
NOTE: Before you troubleshoot, REVIEW THE HOW TO TROUBLESHOOT THE REAL TIME AWD SYSTEM .
DTC Description DTC Freeze Frame
U3000-49 Control Module Internal Control Module Malfunction    
  1. Problem verification:
    • 1. Turn the ignition switch to ON (II).
    • 2. Clear the DTC with the HDS.
    • 3. Start the engine.
    • 4. Check for DTCs with the HDS.
      DTC Description DTC Freeze Frame
      U3000-49 Control Module Internal Control Module Malfunction    

    Is DTC U3000-49 indicated? 

    YES  : Update the real time AWD control unit if it does not have the latest software  See REAL TIME AWD CONTROL UNIT REMOVAL AND INSTALLATION or REAL TIME AWD CONTROL UNIT UPDATE , or substitute a known-good real time AWD control unit  See REAL TIME AWD CONTROL UNIT REMOVAL AND INSTALLATION or REAL TIME AWD CONTROL UNIT UPDATE , and recheck. If the symptom/indication goes away with the updated real time AWD control unit, troubleshooting is complete. If the symptom/indication goes away with a known-good real time AWD control unit, replace the original real time AWD control unit  See REAL TIME AWD CONTROL UNIT REMOVAL AND INSTALLATION or REAL TIME AWD CONTROL UNIT UPDATE .

    NO  : Intermittent failure, the system is OK at this time.

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