Nissan Murano Z50 (2003 year). Manual - part 218

LAN-1102

[CAN]

CAN SYSTEM (TYPE 32)

Revision; 2004 April

2003 Murano

Case 7

Check display control unit circuit. Refer to 

LAN-1115, "Display Control Unit Circuit Check"

 .

PKIB1095E

SKIA5535E

CAN SYSTEM (TYPE 32)

LAN-1103

[CAN]

C

D

E

F

G

H

I

J

L

M

A

B

LAN

Revision; 2004 April

2003 Murano

Case 8

Check data link connector circuit. Refer to 

LAN-1116, "Data Link Connector Circuit Check"

 .

PKIB1096E

SKIA5536E

LAN-1104

[CAN]

CAN SYSTEM (TYPE 32)

Revision; 2004 April

2003 Murano

Case 9

Check BCM circuit. Refer to 

LAN-1116, "BCM Circuit Check"

 .

PKIB1097E

SKIA5537E

CAN SYSTEM (TYPE 32)

LAN-1105

[CAN]

C

D

E

F

G

H

I

J

L

M

A

B

LAN

Revision; 2004 April

2003 Murano

Case 10

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

LAN-1117, "Unified Meter and A/C Amp. Circuit Check"

 .

PKIB1098E

SKIA5538E

LAN-1106

[CAN]

CAN SYSTEM (TYPE 32)

Revision; 2004 April

2003 Murano

Case 11

Check steering angle sensor circuit. Refer to 

LAN-1117, "Steering Angle Sensor Circuit Check"

 .

PKIB1099E

SKIA5539E

CAN SYSTEM (TYPE 32)

LAN-1107

[CAN]

C

D

E

F

G

H

I

J

L

M

A

B

LAN

Revision; 2004 April

2003 Murano

Case 12

Check driver seat control unit circuit. Refer to 

LAN-1118, "Driver Seat Control Unit Circuit Check"

 .

PKIB1100E

SKIA5540E

LAN-1108

[CAN]

CAN SYSTEM (TYPE 32)

Revision; 2004 April

2003 Murano

Case 13

Check AWD control unit circuit. Refer to 

LAN-1118, "AWD Control Unit Circuit Check"

 .

PKIB1101E

SKIA5541E

CAN SYSTEM (TYPE 32)

LAN-1109

[CAN]

C

D

E

F

G

H

I

J

L

M

A

B

LAN

Revision; 2004 April

2003 Murano

Case 14

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

LAN-1119, "ABS Actuator and Electric Unit

(Control Unit) Circuit Check"

 .

PKIB1102E

SKIA5542E

LAN-1110

[CAN]

CAN SYSTEM (TYPE 32)

Revision; 2004 April

2003 Murano

Case 15

Check IPDM E/R circuit. Refer to 

LAN-1119, "IPDM E/R Circuit Check"

 .

Case 16

Check CAN communication circuit. Refer to 

LAN-1120, "CAN Communication Circuit Check"

 .

PKIB1103E

SKIA5543E

PKIB1104E

CAN SYSTEM (TYPE 32)

LAN-1111

[CAN]

C

D

E

F

G

H

I

J

L

M

A

B

LAN

Revision; 2004 April

2003 Murano

Case 17

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

LAN-1124, "IPDM E/R Ignition Relay

Circuit Check"

 .

Case 18

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

LAN-1124, "IPDM E/R Ignition Relay

Circuit Check"

 .

PKIB1105E

PKIB1106E

LAN-1112

[CAN]

CAN SYSTEM (TYPE 32)

Revision; 2004 April

2003 Murano

Circuit Check Between TCM and Data Link Connector

AKS0078M

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-1092, "Work Flow"

 .

NG

>> Repair harness.

Circuit Check Between Data Link Connector and Driver Seat Control Unit

AKS0078N

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

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 32)

LAN-1113

[CAN]

C

D

E

F

G

H

I

J

L

M

A

B

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

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

LAN-1092, "Work Flow"

 .

NG

>> Repair harness.

Circuit Check Between Driver Seat Control Unit and ABS Actuator and Electric 
Unit (Control Unit)

AKS0078O

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 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 B2 and 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 3.

NG

>> Repair harness.

1 (L) - 3 (L)

: Continuity should exist.

10 (Y) - 10 (Y)

: Continuity should exist.

SKIA5016E

1 (L) - 3 (L)

: Continuity should exist.

10 (Y) - 10 (Y)

: Continuity should exist.

SKIA5016E

LAN-1114

[CAN]

CAN SYSTEM (TYPE 32)

Revision; 2004 April

2003 Murano

3. 

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-1092, "Work Flow"

 .

NG

>> Repair harness.

ECM Circuit Check

AKS0078P

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.

TCM Circuit Check

AKS0078Q

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.

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 32)

LAN-1115

[CAN]

C

D

E

F

G

H

I

J

L

M

A

B

LAN

Revision; 2004 April

2003 Murano

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 low tire pressure

warning control unit.

Low Tire Pressure Warning Control Unit Circuit Check

AKS0078R

1. 

CHECK CONNECTOR

1.

Turn ignition switch OFF.

2.

Disconnect the negative battery terminal.

3.

Check terminals and connector of low tire pressure warning control unit for damage, bend and loose con-
nection (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 low tire pressure warning control unit connector.

2.

Check resistance between low tire pressure warning control unit
harness connector M81 terminals 9 (L) and 21 (Y).

OK or NG

OK

>> Replace low tire pressure warning control unit.

NG

>> Repair harness between low tire pressure warning con-

trol unit and TCM.

Display Control Unit Circuit Check

AKS0078S

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.

5 (L) - 6 (Y) 

: Approx. 54 - 66

Ω

PKIA0817E

9 (L) - 21 (Y) 

: Approx. 54 - 66

Ω

PKIA2082E

LAN-1116

[CAN]

CAN SYSTEM (TYPE 32)

Revision; 2004 April

2003 Murano

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.

Data Link Connector Circuit Check

AKS0078T

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-1092, "Work Flow"

 .

NG

>> Repair harness between data link connector and BCM.

BCM Circuit Check

AKS0078U

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.

25 (L) - 26 (Y) 

: Approx. 54 - 66

Ω

SKIA5023E

6 (L) - 14 (Y) 

: Approx. 54 - 66

Ω

PKIA2077E

CAN SYSTEM (TYPE 32)

LAN-1117

[CAN]

C

D

E

F

G

H

I

J

L

M

A

B

LAN

Revision; 2004 April

2003 Murano

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.

Unified Meter and A/C Amp. Circuit Check

AKS0078V

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.

Steering Angle Sensor Circuit Check

AKS0078W

1. 

CHECK CONNECTOR

1.

Turn ignition switch OFF.

2.

Disconnect the negative battery terminal.

3.

Check terminals and connector of steering angle sensor for damage, bend and loose connection (sensor
side and harness side).

OK or NG

OK

>> GO TO 2.

NG

>> Repair terminal or connector.

70 (L) - 71 (Y) 

: Approx. 54 - 66

Ω

LKIA0028E

1 (L) - 11 (Y) 

: Approx. 54 - 66

Ω

PKIA2078E