Nissan Murano Z50 (2003 year). Manual - part 202

LAN-846

[CAN]

CAN SYSTEM (TYPE 25)

Revision; 2004 April

2003 Murano

PKIB0715E

CAN SYSTEM (TYPE 25)

LAN-847

[CAN]

C

D

E

F

G

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LAN

Revision; 2004 April

2003 Murano

CHECK SHEET RESULTS (EXAMPLE)

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

Case 1

Check harness between TCM and data link connector. Refer to 

LAN-860, "Circuit Check Between TCM and

Data Link Connector"

 .

PKIB0958E

SKIA5436E

LAN-848

[CAN]

CAN SYSTEM (TYPE 25)

Revision; 2004 April

2003 Murano

Case 2

Check harness between data link connector and ABS actuator and electric unit (control unit). Refer to 

LAN-

860, "Circuit Check Between Data Link Connector and ABS Actuator and Electric Unit (Control Unit)"

 .

PKIB0959E

SKIA5437E

CAN SYSTEM (TYPE 25)

LAN-849

[CAN]

C

D

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F

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LAN

Revision; 2004 April

2003 Murano

Case 3

Check ECM circuit. Refer to 

LAN-861, "ECM Circuit Check"

 .

PKIB0960E

SKIA5438E

LAN-850

[CAN]

CAN SYSTEM (TYPE 25)

Revision; 2004 April

2003 Murano

Case 4

Check TCM circuit. Refer to 

LAN-862, "TCM Circuit Check"

 .

PKIB0961E

SKIA5439E

CAN SYSTEM (TYPE 25)

LAN-851

[CAN]

C

D

E

F

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LAN

Revision; 2004 April

2003 Murano

Case 5

Check display unit circuit. Refer to 

LAN-862, "Display Unit Circuit Check"

 .

PKIB0962E

SKIA5440E

LAN-852

[CAN]

CAN SYSTEM (TYPE 25)

Revision; 2004 April

2003 Murano

Case 6

Check data link connector circuit. Refer to 

LAN-863, "Data Link Connector Circuit Check"

 .

PKIB0963E

SKIA5441E

CAN SYSTEM (TYPE 25)

LAN-853

[CAN]

C

D

E

F

G

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B

LAN

Revision; 2004 April

2003 Murano

Case 7

Check BCM circuit. Refer to 

LAN-863, "BCM Circuit Check"

 .

PKIB0964E

SKIA5442E

LAN-854

[CAN]

CAN SYSTEM (TYPE 25)

Revision; 2004 April

2003 Murano

Case 8

Check unified meter and A/C amp. circuit. Refer to 

LAN-864, "Unified Meter and A/C Amp. Circuit Check"

 .

PKIB0965E

SKIA5443E

CAN SYSTEM (TYPE 25)

LAN-855

[CAN]

C

D

E

F

G

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A

B

LAN

Revision; 2004 April

2003 Murano

Case 9

Check steering angle sensor circuit. Refer to 

LAN-864, "Steering Angle Sensor Circuit Check"

 .

PKIB0966E

SKIA5444E

LAN-856

[CAN]

CAN SYSTEM (TYPE 25)

Revision; 2004 April

2003 Murano

Case 10

Check AWD control unit circuit. Refer to 

LAN-865, "AWD Control Unit Circuit Check"

 .

PKIB0967E

SKIA5445E

CAN SYSTEM (TYPE 25)

LAN-857

[CAN]

C

D

E

F

G

H

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L

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A

B

LAN

Revision; 2004 April

2003 Murano

Case 11

Check ABS actuator and electric unit (control unit) circuit. Refer to 

LAN-865, "ABS Actuator and Electric Unit

(Control Unit) Circuit Check"

 .

PKIB0968E

SKIA5446E

LAN-858

[CAN]

CAN SYSTEM (TYPE 25)

Revision; 2004 April

2003 Murano

Case 12

Check IPDM E/R circuit. Refer to 

LAN-866, "IPDM E/R Circuit Check"

 .

Case 13

Check CAN communication circuit. Refer to 

LAN-866, "CAN Communication Circuit Check"

 .

PKIB0969E

SKIA5447E

PKIB0970E

CAN SYSTEM (TYPE 25)

LAN-859

[CAN]

C

D

E

F

G

H

I

J

L

M

A

B

LAN

Revision; 2004 April

2003 Murano

Case 14

Check IPDM E/R ignition relay circuit continuously sticks “OFF”. Refer to 

LAN-869, "IPDM E/R Ignition Relay

Circuit Check"

 .

Case 15

Check IPDM E/R ignition relay circuit continuously sticks “ON”. Refer to 

LAN-869, "IPDM E/R Ignition Relay

Circuit Check"

 .

PKIB0971E

PKIB0972E

LAN-860

[CAN]

CAN SYSTEM (TYPE 25)

Revision; 2004 April

2003 Murano

Circuit Check Between TCM and Data Link Connector

AKS0074H

1. 

CHECK HARNESS FOR OPEN CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect the negative battery terminal.

3.

Disconnect ECM connector and harness connector M82.

4.

Check continuity between harness connector M82 terminals 8
(L), 9 (Y) and data link connector M24 terminals 6 (L), 14 (Y).

OK or NG

OK

>> Connect all the connectors and diagnose again. Refer to

LAN-843, "Work Flow"

 .

NG

>> Repair harness.

Circuit Check Between Data Link Connector and ABS Actuator and Electric Unit 
(Control Unit)

AKS0074I

1. 

CHECK CONNECTOR

1.

Turn ignition switch OFF.

2.

Disconnect the negative battery terminal.

3.

Check following terminals and connectors for damage, bend and loose connection (connector side and
harness side).

●

Harness connector M9

●

Harness connector B2

●

Harness connector B4

●

Harness connector E105

OK or NG

OK

>> GO TO 2.

NG

>> Repair terminal or connector.

2. 

CHECK HARNESS FOR OPEN CIRCUIT

1.

Disconnect harness connector M9.

2.

Check continuity between data link connector M24 terminals 6
(L), 14 (Y) and harness connector M9 terminals 1 (L), 10 (Y).

OK or NG

OK

>> GO TO 3.

NG

>> Repair harness.

8 (L) - 6 (L)

: Continuity should exist.

9 (Y) - 14 (Y)

: Continuity should exist.

SKIA5014E

6 (L) - 1 (L)

: Continuity should exist.

14 (Y) - 10 (Y)

: Continuity should exist.

SKIA5015E

CAN SYSTEM (TYPE 25)

LAN-861

[CAN]

C

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LAN

Revision; 2004 April

2003 Murano

3. 

CHECK HARNESS FOR OPEN CIRCUIT

1.

Disconnect harness connector B4.

2.

Check continuity between harness connector B2 terminals 1 (L),
10 (Y) and harness connector B4 terminals 3 (L), 10 (Y).

OK or NG

OK

>> GO TO 4.

NG

>> Repair harness.

4. 

CHECK HARNESS FOR OPEN CIRCUIT

1.

Disconnect ABS actuator and electric unit (control unit) connector.

2.

Check continuity between harness connector E105 terminals 3
(L), 10 (Y) and ABS actuator and electric unit (control unit) har-
ness connector E24 terminals 11 (L), 15 (Y).

OK or NG

OK

>> Connect all the connectors and diagnose again. Refer to

LAN-843, "Work Flow"

 .

NG

>> Repair harness.

ECM Circuit Check

AKS0074J

1. 

CHECK CONNECTOR

1.

Turn ignition switch OFF.

2.

Disconnect the negative battery terminal.

3.

Check terminals and connector of ECM for damage, bend and loose connection (control module side and
harness side).

OK or NG

OK

>> GO TO 2.

NG

>> Repair terminal or connector.

2. 

CHECK HARNESS FOR OPEN CIRCUIT

1.

Disconnect ECM connector.

2.

Check resistance between ECM harness connector M80 termi-
nals 94 (L) and 86 (Y).

OK or NG

OK

>> Replace ECM.

NG

>> Repair harness between ECM and TCM.

1 (L) - 3 (L)

: Continuity should exist.

10 (Y) - 10 (Y)

: Continuity should exist.

SKIA5016E

3 (L) - 11 (L) 

: Continuity should exist.

10 (Y) - 15 (Y) 

: Continuity should exist.

SKIA5017E

94 (L) - 86 (Y) 

: Approx. 108 - 132

Ω

PKIA0816E