1.CHECK VDCCM REPLACEMENT HISTORY.
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Is there history of VDCCM replacement by itself?
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2.CHECK VDCCM IDENTIFICATION SYMBOL.
Check the identification symbol of the seal attached on the side of the VDCCM.
AT:
SD 1.5 R FWD
S1 1.5 R AWD, 2.0 R, XV 2.0 R*1
SH XV 2.0 R*2
MT:
SE 1.5 R FWD
S2 1.5 R AWD, 2.0 R, 2.0 D, XV 2.0 R*3, XV 2.0 D
SJ XV 2.0 R*4
*1: GH7DL8S, GH7DK8S
*2: GH7DL9S, GH7DK9S, GH7DL7S
*3: GH7DL8F, GH7DK8F
*4: GH7DL9F, GH7DK9F, GH7DL7F
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Is the identification symbol correct?
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Replace the VDCCM only. 
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3.CHECK VDCCM&H/U IDENTIFICATION SYMBOL.
Check the identification symbol stamped on the upper part of the H/U.
AT:
SD 1.5 R FWD
S1 1.5 R AWD, 2.0 R, XV 2.0 R*1
SH XV 2.0 R*2
MT:
SE 1.5 R FWD
S2 1.5 R AWD, 2.0 R, 2.0 D, XV 2.0 R*3, XV 2.0 D
SJ XV 2.0 R*4
*1: GH7DL8S, GH7DK8S
*2: GH7DL9S, GH7DK9S, GH7DL7S
*3: GH7DL8F, GH7DK8F
*4: GH7DL9F, GH7DK9F, GH7DL7F
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Is the identification symbol correct?
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Replace the VDCCM&H/U.
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4.CHECK PARAMETER SELECTED IN VDCCM.
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Does the parameter registered in the VDCCM match the relevant vehicle?
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Select and register the correct parameter.
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5.CHECK TCM SPECIFICATION.
Check the TCM specification.
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Is the specification of TCM same as vehicle specification?
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Replace the TCM.
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6.CHECK AT SYSTEM.
2) Check the DTC in AT system.
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Is DTC of AT system displayed?
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Repair the AT system.
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7.CHECK ECM SPECIFICATION.
Check the ECM specification.
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Is the specification of ECM same as vehicle specification?
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Replace the ECM.
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8.CHECK VDCCM&H/U.
1) Connect all connectors.
2) Clear the memory.
3) Perform the Inspection Mode.
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Is the same DTC displayed?
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Replace the VDCCM only.
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9.CHECK OTHER DTC DETECTION.
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Is any other DTC displayed?
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Perform the diagnosis according to DTC.
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It results from a temporary noise interference.
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