Nissan Murano Z50 (2003 year). Manual — part 187

LAN-606

[CAN]

CAN SYSTEM (TYPE 18)

Revision; 2004 April

2003 Murano

Case 3

Check ECM circuit. Refer to

LAN-618, "ECM Circuit Check"

.

PKIB0734E

SKIA5349E

CAN SYSTEM (TYPE 18)

LAN-607

[CAN]

C

D

E

F

G

H

I

J

L

M

A

B

LAN

Revision; 2004 April

2003 Murano

Case 4

Check TCM circuit. Refer to

LAN-619, "TCM Circuit Check"

.

PKIB0735E

SKIA5350E

LAN-608

[CAN]

CAN SYSTEM (TYPE 18)

Revision; 2004 April

2003 Murano

Case 5

Check low tire pressure warning control unit circuit. Refer to

LAN-619, "Low Tire Pressure Warning Control

Unit Circuit Check"

.

PKIB0736E

SKIA5351E

CAN SYSTEM (TYPE 18)

LAN-609

[CAN]

C

D

E

F

G

H

I

J

L

M

A

B

LAN

Revision; 2004 April

2003 Murano

Case 6

Check display unit circuit. Refer to

LAN-620, "Display Unit Circuit Check"

.

PKIB0737E

SKIA5352E

LAN-610

[CAN]

CAN SYSTEM (TYPE 18)

Revision; 2004 April

2003 Murano

Case 7

Check data link connector circuit. Refer to

LAN-620, "Data Link Connector Circuit Check"

.

PKIB0738E

SKIA5353E

CAN SYSTEM (TYPE 18)

LAN-611

[CAN]

C

D

E

F

G

H

I

J

L

M

A

B

LAN

Revision; 2004 April

2003 Murano

Case 8

Check BCM circuit. Refer to

LAN-621, "BCM Circuit Check"

.

PKIB0739E

SKIA5354E

LAN-612

[CAN]

CAN SYSTEM (TYPE 18)

Revision; 2004 April

2003 Murano

Case 9

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

LAN-621, "Unified Meter and A/C Amp. Circuit Check"

.

PKIB0740E

SKIA5355E

CAN SYSTEM (TYPE 18)

LAN-613

[CAN]

C

D

E

F

G

H

I

J

L

M

A

B

LAN

Revision; 2004 April

2003 Murano

Case 10

Check AWD control unit circuit. Refer to

LAN-622, "AWD Control Unit Circuit Check"

.

PKIB0741E

SKIA5356E

LAN-614

[CAN]

CAN SYSTEM (TYPE 18)

Revision; 2004 April

2003 Murano

Case 11

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

LAN-622, "ABS Actuator and Electric Unit

(Control Unit) Circuit Check"

.

PKIB0742E

SKIA5357E

CAN SYSTEM (TYPE 18)

LAN-615

[CAN]

C

D

E

F

G

H

I

J

L

M

A

B

LAN

Revision; 2004 April

2003 Murano

Case 12

Check IPDM E/R circuit. Refer to

LAN-623, "IPDM E/R Circuit Check"

.

Case 13

Check CAN communication circuit. Refer to

LAN-623, "CAN Communication Circuit Check"

.

PKIB0743E

SKIA5358E

PKIB0744E

LAN-616

[CAN]

CAN SYSTEM (TYPE 18)

Revision; 2004 April

2003 Murano

Case 14

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

LAN-626, "IPDM E/R Ignition Relay

Circuit Check"

.

Case 15

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

LAN-626, "IPDM E/R Ignition Relay

Circuit Check"

.

PKIB0745E

PKIB0746E

CAN SYSTEM (TYPE 18)

LAN-617

[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

AKS0070G

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-600, "Work Flow"

.

NG

>> Repair harness.

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

AKS0070H

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-618

[CAN]

CAN SYSTEM (TYPE 18)

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-600, "Work Flow"

.

NG

>> Repair harness.

ECM Circuit Check

AKS0070I

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 18)

LAN-619

[CAN]

C

D

E

F

G

H

I

J

L

M

A

B

LAN

Revision; 2004 April

2003 Murano

TCM Circuit Check

AKS0070J

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 low tire pressure

warning control unit.

Low Tire Pressure Warning Control Unit Circuit Check

AKS0070K

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.

5 (L) - 6 (Y)

: Approx. 54 - 66

Ω

PKIA0817E

9 (L) - 21 (Y)

: Approx. 54 - 66

Ω

PKIA2082E

LAN-620

[CAN]

CAN SYSTEM (TYPE 18)

Revision; 2004 April

2003 Murano

Display Unit Circuit Check

AKS0070L

1.

CHECK CONNECTOR

1.

Turn ignition switch OFF.

2.

Disconnect the negative battery terminal.

3.

Check terminals and connector of display unit for damage, bend and loose connection (unit side and har-
ness side).

OK or NG

OK

>> GO TO 2.

NG

>> Repair terminal or connector.

2.

CHECK HARNESS FOR OPEN CIRCUIT

1.

Disconnect display unit connector.

2.

Check resistance between display unit harness connector M39
terminals 14 (L) and 16 (Y).

OK or NG

OK

>> Replace display unit.

NG

>> Repair harness between display unit and data link con-

nector.

Data Link Connector Circuit Check

AKS0070M

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-600, "Work Flow"

.

NG

>> Repair harness between data link connector and BCM.

14 (L) - 16 (Y)

: Approx. 54 - 66

Ω

SKIA5018E

6 (L) - 14 (Y)

: Approx. 54 - 66

Ω

PKIA2077E

CAN SYSTEM (TYPE 18)

LAN-621

[CAN]

C

D

E

F

G

H

I

J

L

M

A

B

LAN

Revision; 2004 April

2003 Murano

BCM Circuit Check

AKS0070N

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.

Unified Meter and A/C Amp. Circuit Check

AKS0070O

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.

70 (L) - 71 (Y)

: Approx. 54 - 66

Ω

LKIA0028E

1 (L) - 11 (Y)

: Approx. 54 - 66

Ω

PKIA2078E