Nissan Murano Z50 (2003 year). Manual - part 189

LAN-638

[CAN]

CAN SYSTEM (TYPE 19)

Revision; 2004 April

2003 Murano

Case 2

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

LAN-

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

 .

PKIB0851E

SKIA5360E

CAN SYSTEM (TYPE 19)

LAN-639

[CAN]

C

D

E

F

G

H

I

J

L

M

A

B

LAN

Revision; 2004 April

2003 Murano

Case 3

Check ECM circuit. Refer to 

LAN-650, "ECM Circuit Check"

 .

PKIB0852E

SKIA5361E

LAN-640

[CAN]

CAN SYSTEM (TYPE 19)

Revision; 2004 April

2003 Murano

Case 4

Check TCM circuit. Refer to 

LAN-651, "TCM Circuit Check"

 .

PKIB0853E

SKIA5362E

CAN SYSTEM (TYPE 19)

LAN-641

[CAN]

C

D

E

F

G

H

I

J

L

M

A

B

LAN

Revision; 2004 April

2003 Murano

Case 5

Check display control unit circuit. Refer to 

LAN-651, "Display Control Unit Circuit Check"

 .

PKIB0854E

SKIA5363E

LAN-642

[CAN]

CAN SYSTEM (TYPE 19)

Revision; 2004 April

2003 Murano

Case 6

Check data link connector circuit. Refer to 

LAN-652, "Data Link Connector Circuit Check"

 .

PKIB0855E

SKIA5364E

CAN SYSTEM (TYPE 19)

LAN-643

[CAN]

C

D

E

F

G

H

I

J

L

M

A

B

LAN

Revision; 2004 April

2003 Murano

Case 7

Check BCM circuit. Refer to 

LAN-652, "BCM Circuit Check"

 .

PKIB0856E

SKIA5365E

LAN-644

[CAN]

CAN SYSTEM (TYPE 19)

Revision; 2004 April

2003 Murano

Case 8

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

LAN-653, "Unified Meter and A/C Amp. Circuit Check"

 .

PKIB0857E

SKIA5366E

CAN SYSTEM (TYPE 19)

LAN-645

[CAN]

C

D

E

F

G

H

I

J

L

M

A

B

LAN

Revision; 2004 April

2003 Murano

Case 9

Check AWD control unit circuit. Refer to 

LAN-653, "AWD Control Unit Circuit Check"

 .

PKIB0858E

SKIA5367E

LAN-646

[CAN]

CAN SYSTEM (TYPE 19)

Revision; 2004 April

2003 Murano

Case 10

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

LAN-654, "ABS Actuator and Electric Unit

(Control Unit) Circuit Check"

 .

PKIB0859E

SKIA5368E

CAN SYSTEM (TYPE 19)

LAN-647

[CAN]

C

D

E

F

G

H

I

J

L

M

A

B

LAN

Revision; 2004 April

2003 Murano

Case 11

Check IPDM E/R circuit. Refer to 

LAN-654, "IPDM E/R Circuit Check"

 .

Case 12

Check CAN communication circuit. Refer to 

LAN-655, "CAN Communication Circuit Check"

 .

PKIB0860E

SKIA5369E

PKIB0861E

LAN-648

[CAN]

CAN SYSTEM (TYPE 19)

Revision; 2004 April

2003 Murano

Case 13

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

LAN-658, "IPDM E/R Ignition Relay

Circuit Check"

 .

Case 14

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

LAN-658, "IPDM E/R Ignition Relay

Circuit Check"

 .

PKIB0862E

PKIB0863E

CAN SYSTEM (TYPE 19)

LAN-649

[CAN]

C

D

E

F

G

H

I

J

L

M

A

B

LAN

Revision; 2004 April

2003 Murano

Circuit Check Between TCM and Data Link Connector

AKS00710

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-633, "Work Flow"

 .

NG

>> Repair harness.

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

AKS00711

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

LAN-650

[CAN]

CAN SYSTEM (TYPE 19)

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-633, "Work Flow"

 .

NG

>> Repair harness.

ECM Circuit Check

AKS00712

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

CAN SYSTEM (TYPE 19)

LAN-651

[CAN]

C

D

E

F

G

H

I

J

L

M

A

B

LAN

Revision; 2004 April

2003 Murano

TCM Circuit Check

AKS00713

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 (control module side
and harness side).

●

TCM connector

●

Harness connector F102

●

Harness connector M82

OK or NG

OK

>> GO TO 2.

NG

>> Repair terminal or connector.

2. 

CHECK HARNESS FOR OPEN CIRCUIT

1.

Disconnect TCM connector.

2.

Check resistance between TCM harness connector F103 termi-
nals 5 (L) and 6 (Y).

OK or NG

OK

>> Replace TCM.

NG

>> Repair harness between TCM and ECM.

Display Control Unit Circuit Check

AKS00714

1. 

CHECK CONNECTOR

1.

Turn ignition switch OFF.

2.

Disconnect the negative battery terminal.

3.

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

OK or NG

OK

>> GO TO 2.

NG

>> Repair terminal or connector.

2. 

CHECK HARNESS FOR OPEN CIRCUIT

1.

Disconnect display control unit connector.

2.

Check resistance between display control unit harness connec-
tor M43 terminals 25 (L) and 26 (Y).

OK or NG

OK

>> Replace display control unit.

NG

>> Repair harness between display control unit and data

link connector.

5 (L) - 6 (Y) 

: Approx. 54 - 66

Ω

PKIA0817E

25 (L) - 26 (Y) 

: Approx. 54 - 66

Ω

SKIA5023E

LAN-652

[CAN]

CAN SYSTEM (TYPE 19)

Revision; 2004 April

2003 Murano

Data Link Connector Circuit Check

AKS00715

1. 

CHECK CONNECTOR

1.

Turn ignition switch OFF.

2.

Disconnect the negative battery terminal.

3.

Check data link connector and terminals for damage, bend and loose connection (connector side and har-
ness side).

OK or NG

OK

>> GO TO 2.

NG

>> Repair terminal or connector.

2. 

CHECK HARNESS FOR OPEN CIRCUIT

Check resistance between data link connector M24 terminals 6 (L)
and 14 (Y).

OK or NG

OK

>> Diagnose again. Refer to 

LAN-633, "Work Flow"

 .

NG

>> Repair harness between data link connector and BCM.

BCM Circuit Check

AKS00716

1. 

CHECK CONNECTOR

1.

Turn ignition switch OFF.

2.

Disconnect the negative battery terminal.

3.

Check terminals and connector of BCM 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 BCM connector.

2.

Check resistance between BCM harness connector M37 termi-
nals 70 (L) and 71 (Y).

OK or NG

OK

>> Replace BCM. Refer to 

BCS-36, "Removal and Installa-

tion of BCM"

 .

NG

>> Repair harness between BCM and data link connector.

6 (L) - 14 (Y) 

: Approx. 54 - 66

Ω

PKIA2077E

70 (L) - 71 (Y) 

: Approx. 54 - 66

Ω

LKIA0028E

CAN SYSTEM (TYPE 19)

LAN-653

[CAN]

C

D

E

F

G

H

I

J

L

M

A

B

LAN

Revision; 2004 April

2003 Murano

Unified Meter and A/C Amp. Circuit Check

AKS00717

1. 

CHECK CONNECTOR

1.

Turn ignition switch OFF.

2.

Disconnect the negative battery terminal.

3.

Check terminals and connector of unified meter and A/C amp. for damage, bend and loose connection
(meter side and harness side).

OK or NG

OK

>> GO TO 2.

NG

>> Repair terminal or connector.

2. 

CHECK HARNESS FOR OPEN CIRCUIT

1.

Disconnect unified meter and A/C amp. connector.

2.

Check resistance between unified meter and A/C amp. harness
connector M49 terminals 1 (L) and 11 (Y).

OK or NG

OK

>> Replace unified meter and A/C amp.

NG

>> Repair harness between unified meter and A/C amp.

and data link connector.

AWD Control Unit Circuit Check

AKS00718

1. 

CHECK CONNECTOR

1.

Turn ignition switch OFF.

2.

Disconnect the negative battery terminal.

3.

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

OK or NG

OK

>> GO TO 2.

NG

>> Repair terminal or connector.

2. 

CHECK HARNESS FOR OPEN CIRCUIT

1.

Disconnect AWD control unit connector.

2.

Check resistance between AWD control unit harness connector
E111 terminals 8 (L) and 16 (Y).

OK or NG

OK

>> Replace AWD control unit.

NG

>> Repair harness between AWD control unit and IPDM E/

R.

1 (L) - 11 (Y) 

: Approx. 54 - 66

Ω

PKIA2078E

8 (L) - 16 (Y) 

: Approx. 54 - 66

Ω

SKIA5033E