Nissan Murano Z50 (2003 year). Manual — part 191
LAN-670
[CAN]
CAN SYSTEM (TYPE 20)
Revision; 2004 April
2003 Murano
Case 3
Check harness between driver seat control unit and ABS actuator and electric unit (control unit). Refer to
.
PKIB0868E
SKIA5372E
CAN SYSTEM (TYPE 20)
LAN-671
[CAN]
C
D
E
F
G
H
I
J
L
M
A
B
LAN
Revision; 2004 April
2003 Murano
Case 4
Check ECM circuit. Refer to
PKIB0869E
SKIA5373E
LAN-672
[CAN]
CAN SYSTEM (TYPE 20)
Revision; 2004 April
2003 Murano
Case 5
Check TCM circuit. Refer to
.
PKIB0870E
SKIA5374E
CAN SYSTEM (TYPE 20)
LAN-673
[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-685, "Display Unit Circuit Check"
PKIB0871E
SKIA5375E
LAN-674
[CAN]
CAN SYSTEM (TYPE 20)
Revision; 2004 April
2003 Murano
Case 7
Check data link connector circuit. Refer to
LAN-685, "Data Link Connector Circuit Check"
PKIB0872E
SKIA5376E
CAN SYSTEM (TYPE 20)
LAN-675
[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
PKIB0873E
SKIA5377E
LAN-676
[CAN]
CAN SYSTEM (TYPE 20)
Revision; 2004 April
2003 Murano
Case 9
Check unified meter and A/C amp. circuit. Refer to
LAN-686, "Unified Meter and A/C Amp. Circuit Check"
PKIB0874E
SKIA5378E
CAN SYSTEM (TYPE 20)
LAN-677
[CAN]
C
D
E
F
G
H
I
J
L
M
A
B
LAN
Revision; 2004 April
2003 Murano
Case 10
Check driver seat control unit circuit. Refer to
LAN-687, "Driver Seat Control Unit Circuit Check"
PKIB0875E
SKIA5379E
LAN-678
[CAN]
CAN SYSTEM (TYPE 20)
Revision; 2004 April
2003 Murano
Case 11
Check AWD control unit circuit. Refer to
LAN-687, "AWD Control Unit Circuit Check"
.
PKIB0876E
SKIA5380E
CAN SYSTEM (TYPE 20)
LAN-679
[CAN]
C
D
E
F
G
H
I
J
L
M
A
B
LAN
Revision; 2004 April
2003 Murano
Case 12
Check ABS actuator and electric unit (control unit) circuit. Refer to
LAN-688, "ABS Actuator and Electric Unit
.
PKIB0877E
SKIA5381E
LAN-680
[CAN]
CAN SYSTEM (TYPE 20)
Revision; 2004 April
2003 Murano
Case 13
Check IPDM E/R circuit. Refer to
LAN-688, "IPDM E/R Circuit Check"
Case 14
Check CAN communication circuit. Refer to
LAN-689, "CAN Communication Circuit Check"
PKIB0878E
SKIA5382E
PKIB0879E
CAN SYSTEM (TYPE 20)
LAN-681
[CAN]
C
D
E
F
G
H
I
J
L
M
A
B
LAN
Revision; 2004 April
2003 Murano
Case 15
Check IPDM E/R ignition relay circuit continuously sticks “OFF”. Refer to
LAN-693, "IPDM E/R Ignition Relay
Case 16
Check IPDM E/R ignition relay circuit continuously sticks “ON”. Refer to
LAN-693, "IPDM E/R Ignition Relay
PKIB0880E
PKIB0881E
LAN-682
[CAN]
CAN SYSTEM (TYPE 20)
Revision; 2004 April
2003 Murano
Circuit Check Between TCM and Data Link Connector
AKS0071J
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
.
NG
>> Repair harness.
Circuit Check Between Data Link Connector and Driver Seat Control Unit
AKS0071K
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 20)
LAN-683
[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
.
NG
>> Repair harness.
Circuit Check Between Driver Seat Control Unit and ABS Actuator and Electric
Unit (Control Unit)
AKS0071L
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-684
[CAN]
CAN SYSTEM (TYPE 20)
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
.
NG
>> Repair harness.
ECM Circuit Check
AKS0071M
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
AKS0071N
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 20)
LAN-685
[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 ECM.
Display Unit Circuit Check
AKS0071O
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
AKS0071P
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.
5 (L) - 6 (Y)
: Approx. 54 - 66
Ω
PKIA0817E
14 (L) - 16 (Y)
: Approx. 54 - 66
Ω
SKIA5018E
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