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Home >> Subaru >> 2016 >> Crosstrek Base >> Repair and Diagnosis >> Brakes >> Traction Control >> Vehicle Dynamics Control (VDC) System (Diagnostics) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC C0045 Incorrect VDC Control Module Specifications >> Trouble Symptom

DTC C0045 Incorrect VDC Control Module Specifications: Trouble Symptom

NOTE: When parameter selection for VDCCM is improper, this DTC may be memorized.
DIAGNOSTIC PROCEDURE

Step Check Yes No
1 CHECK VDCCM&H/U IDENTIFICATION SYMBOL. 
Check the identification symbol attached on the H/U. < Ref. to SPECIFICATION , General Description. >
Is the identification symbol correct? Go to step 2.  Replace the VDCCM&H/U. < Ref. to VDC CONTROL MODULE AND HYDRAULIC CONTROL UNIT (VDCCM&H/U) . >
2 CHECK PARAMETER SELECTED IN VDCCM. 
< Ref. to PARAMETER CHECK , OPERATION, Subaru Select Monitor. >
Does the parameter registered in the VDCCM match the relevant vehicle? Go to step 3.  Select and register the correct parameter. < Ref. to PARAMETER SELECTION , OPERATION, Subaru Select Monitor. >
3 CHECK TCM SPECIFICATION. 
Check the TCM specification.
Is the specification of TCM same as vehicle specification? Go to step 4.  Replace the TCM. < Ref. to TRANSMISSION CONTROL MODULE (TCM) . >
4 CHECK CVT SYSTEM. 
  1. Start the engine.
  2. Check the DTC in CVT system. < Ref. to READ DIAGNOSTIC TROUBLE CODE (DTC) . >
Is DTC of CVT system displayed? Perform the diagnosis according to DTC. < Ref. to LIST OF DIAGNOSTIC TROUBLE CODE (DTC) . > Go to step 5. 
5 CHECK ECM SPECIFICATION. 
Check the ECM specification.
Is the specification of ECM same as vehicle specification? Go to step 6.  Replace the ECM. < Ref. to ENGINE CONTROL MODULE (ECM) . >
6 CHECK ENGINE SYSTEM. 
  1. Start the engine.
  2. Check DTCs of engine system. < Ref. to READ DIAGNOSTIC TROUBLE CODE (DTC) . >
Is engine system DTC displayed? Perform the diagnosis according to DTC. < Ref. to LIST OF DIAGNOSTIC TROUBLE CODE (DTC) . > Go to step 7. 
7 CHECK VDCCM&H/U. 
  1. Perform the Clear Memory Mode. < Ref. to CLEAR MEMORY MODE . >
  2. Perform the Inspection Mode. < Ref. to INSPECTION MODE . >
  3. Read the DTC. < Ref. to READ DIAGNOSTIC TROUBLE CODE (DTC) . >
Is the same DTC displayed? Replace the VDCCM&H/U. < Ref. to VDC CONTROL MODULE AND HYDRAULIC CONTROL UNIT (VDCCM&H/U) . > Go to step 8. 
8 CHECK DETECTION OF OTHER DTCS FOR VDC. 
< Ref. to READ DIAGNOSTIC TROUBLE CODE (DTC) . >
Is any other DTC displayed? Perform the diagnosis according to DTC. < Ref. to LIST OF DIAGNOSTIC TROUBLE CODE (DTC) . > Currently, it is normal. There may have been a temporary poor contact in the harness and connector or a temporary noise interference.