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Home >> Acura >> 2003 >> MDX Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 77 (Rear Differential) >> DTC Troubleshooting >> DTC 44-11: SH-AWD Control Unit

DTC 44-11: SH-AWD Control Unit

WARNING: This page is about a different car, the 2009 Acura MDX, 2008 Acura MDX, and 2007 Acura MDX. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: Before you troubleshoot, review the general troubleshooting information (see GENERAL TROUBLESHOOTING INFORMATION  ).
  1. Turn the ignition switch to ON (II).
  2. Make sure the HDS communicates with vehicle and the SH-AWD control unit. If it doesn't, troubleshoot the DLC circuit (see DLC CIRCUIT TROUBLESHOOTING ).
  3. Clear the DTC with the HDS.
  4. Check for DTCs with the HDS.

    Is DTC 44-11 indicated? 

    YES  -Update the SH-AWD control unit if it does not have the latest software (see UPDATING THE SH-AWD CONTROL UNIT  ), or substitute a known-good SH-AWD control unit (see SH-AWD Control Unit Replacement  ) and recheck. If the symptom/indication goes away with the updated SH-AWD control unit, troubleshooting is complete. If the symptom/indication goes away with a known-good SH-AWD control unit, replace the original SH-AWD control unit (see SH-AWD Control Unit Replacement  ).

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