DTC C0045 Incorrect VDC Control Module Specifications: Trouble Symptom
- ABS does not operate.
- VDC does not operate.
- EyeSight does not operate.
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.
|
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.
|
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.
|
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. |