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Diagnostic Procedure

DIAGNOSTIC PROCEDURE

Step Check Yes No
1 CHECK ECM. 
  1. Start the engine.
  2. Check DTC of ECM.
 Is DTC of ECM displayed? Perform the diagnosis according to DTC concerning ECM. Go to step 2  .
2 CHECK LAN SYSTEM. 
Check the DTC in LAN system. < Refer to READ DIAGNOSTIC TROUBLE CODE (DTC) . >		 Is there any fault in LAN system? Perform the diagnosis according to DTC for LAN system. < Refer to LIST OF DIAGNOSTIC TROUBLE CODE (DTC) . > Go to step 3  .
3 CHECK ELECTRONIC PARKING BRAKE CM. 
  1. Connect all connectors.
  2. Clear the memory. < Refer to CLEAR MEMORY MODE . >
  3. Perform the Inspection Mode. < Refer to INSPECTION MODE . >
  4. Read the DTC.
 Is the same DTC displayed? Replace the electronic parking brake CM. < Refer to PARKING BRAKE ACTUATOR . > Go to step 4  .
4 CHECK OTHER DTC DETECTION.  Is any other DTC displayed? Perform the diagnosis according to DTC. It results from a temporary noise interference.
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