Infiniti M45 (Y34). Manual — part 615

CAN SYSTEM (TYPE 1)

LAN-27

[CAN]

C

D

E

F

G

H

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L

M

A

B

LAN

Work Flow

AKS003WS

1.

Print all the data of “SELF-DIAG RESULTS” for “ENGINE”, “VDC”, and “A/T” displayed on CONSULT-II.

2.

Print all the data of “CAN DIAG SUPPORT MNTR” for “ENGINE”, “VDC”, and “A/T” displayed on CON-
SULT-II.

3.

Attach the printed sheet of “SELF-DIAG RESULTS” and “CAN DIAG SUPPORT MNTR” onto the check
sheet. Refer to

LAN-28, "CHECK SHEET"

.

4.

Based on the data monitor results, put marks “v” onto the items with “NG” or “UNKWN” in the check sheet
table. Refer to

LAN-28, "CHECK SHEET"

.

NOTE:
If “NG” is displayed on “INITIAL DIAG (Initial diagnosis)” as “CAN DIAG SUPPORT MNTR” for the diag-
nosed control unit, replace the control unit.

5.

According to the check sheet results (example), start inspection. Refer to

LAN-29, "CHECK SHEET

RESULTS (EXAMPLE)"

.

PKIA8260E

PKIA8343E

LAN-28

[CAN]

CAN SYSTEM (TYPE 1)

CHECK SHEET

NOTE:
If “NG” is displayed on “INITIAL DIAG (Initial diagnosis)” as “CAN DIAG SUPPORT MNTR” for the diagnosed
control unit, replace the control unit.

PKIA8632E

CAN SYSTEM (TYPE 1)

LAN-29

[CAN]

C

D

E

F

G

H

I

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L

M

A

B

LAN

CHECK SHEET RESULTS (EXAMPLE)

NOTE:
If “NG” is displayed on “INITIAL DIAG (Initial diagnosis)” as “CAN DIAG SUPPORT MNTR” for the diagnosed
control unit, replace the control unit.

Case 1

Check harness between VDC/TCS/ABS control unit and data link connector. Refer to

LAN-32, "Circuit Check

Between VDC/TCS/ABS Control Unit and Data Link Connector"

.

Case 2

Check ECM circuit. Refer to

LAN-33, "ECM Circuit Check"

.

PKIA8633E

SKIA3972E

PKIA8634E

SKIA3973E

LAN-30

[CAN]

CAN SYSTEM (TYPE 1)

Case 3

Check VDC/TCS/ABS control unit circuit. Refer to

LAN-33, "VDC/TCS/ABS Control Unit Circuit Check"

.

Case 4

Check TCM circuit. Refer to

LAN-34, "TCM Circuit Check"

.

PKIA8635E

SKIA3974E

PKIA8636E

SKIA3975E