Nissan Pathfinder (2005 year). Instruction — part 301
CAN SYSTEM (TYPE 3)
LAN-107
[CAN]
C
D
E
F
G
H
I
J
L
M
A
B
LAN
2005 Pathfinder
Case 9
Check driver seat control unit circuit. Refer to
LAN-115, "Driver Seat Control Unit Circuit Inspection"
.
PKIB5104E
PKIB5229E
LAN-108
[CAN]
CAN SYSTEM (TYPE 3)
2005 Pathfinder
Case 10
Check ABS actuator and electric unit (control unit) circuit. Refer to
LAN-116, "ABS Actuator and Electric Unit
(Control Unit) Circuit Inspection"
.
PKIB5105E
PKIB5230E
CAN SYSTEM (TYPE 3)
LAN-109
[CAN]
C
D
E
F
G
H
I
J
L
M
A
B
LAN
2005 Pathfinder
Case 11
Check IPDM E/R circuit. Refer to
LAN-116, "IPDM E/R Circuit Inspection"
.
Case 12
Check CAN communication circuit. Refer to
LAN-117, "CAN Communication Circuit Inspection"
.
PKIB5106E
PKIB5231E
PKIB5107E
LAN-110
[CAN]
CAN SYSTEM (TYPE 3)
2005 Pathfinder
Case 13
Check IPDM E/R ignition relay circuit continuously sticks “OFF”. Refer to
LAN-123, "IPDM E/R Ignition Relay
.
Case 14
Check IPDM E/R ignition relay circuit continuously sticks “ON”. Refer to
LAN-123, "IPDM E/R Ignition Relay
.
Inspection Between TCM and Data Link Connector Circuit
UKS003F5
1.
CHECK CONNECTOR
1.
Turn ignition switch OFF.
2.
Disconnect the battery cable from the negative terminal.
3.
Check following terminals and connectors for damage, bend and loose connection (connector side and
harness side).
–
Harness connector F14
–
Harness connector E5
–
Harness connector E152
–
Harness connector M31
OK or NG
OK
>> GO TO 2.
NG
>> Repair terminal or connector.
PKIB5108E
PKIB5109E
CAN SYSTEM (TYPE 3)
LAN-111
[CAN]
C
D
E
F
G
H
I
J
L
M
A
B
LAN
2005 Pathfinder
2.
CHECK HARNESS FOR OPEN CIRCUIT
1.
Disconnect A/T assembly connector and harness connector F14.
2.
Check continuity between A/T assembly harness connector F9
terminals 3 (L), 8 (P) and harness connector F14 terminals 2 (L),
3 (P).
OK or NG
OK
>> GO TO 3.
NG
>> Repair harness.
3.
CHECK HARNESS FOR OPEN CIRCUIT
1.
Disconnect harness connector E152.
2.
Check continuity between harness connector E5 terminals 2 (L),
3 (P) and harness connector E152 terminals 52G (L), 51G (P).
OK or NG
OK
>> GO TO 4.
NG
>> Repair harness.
4.
CHECK HARNESS FOR OPEN CIRCUIT
Check continuity between harness connector M31 terminals 52G (L),
51G (P) and Data Link Connector M22 terminals 6 (L), 14 (P).
OK or NG
OK
>> Connect all the connectors and diagnose again. Refer to
LAN-6, "TROUBLE DIAGNOSES WORK FLOW"
.
NG
>> Repair harness.
Inspection Between Data Link Connector and ABS Actuator and Electric Unit
(Control Unit) Circuit
UKS003F6
1.
CHECK CONNECTOR
1.
Turn ignition switch OFF.
2.
Disconnect the battery cable from the negative terminal.
3.
Check following terminals and connectors for damage, bend and loose connection (connector side and
harness side).
–
Harness connector M91
–
Harness connector E26
OK or NG
OK
>> GO TO 2.
NG
>> Repair terminal or connector.
3 (L) – 2 (L)
: Continuity should exist.
8 (P) – 3 (P)
: Continuity should exist.
SKIB2808E
2 (L) – 52G (L)
: Continuity should exist.
3 (P) – 51G (P)
: Continuity should exist.
SKIB2809E
52G (L) – 6 (L)
: Continuity should exist.
51G (P) – 14 (P)
: Continuity should exist.
SKIB2834E
LAN-112
[CAN]
CAN SYSTEM (TYPE 3)
2005 Pathfinder
2.
CHECK HARNESS FOR OPEN CIRCUIT
1.
Disconnect harness connector M91.
2.
Check continuity between data link connector M22 terminals 6
(L), 14 (P) and harness connector M91 terminals 11 (L), 10 (P).
OK or NG
OK
>> GO TO 3.
NG
>> Repair harness.
3.
CHECK HARNESS FOR OPEN CIRCUIT
1.
Disconnect ABS actuator and electric unit (control unit) connector.
2.
Check continuity between harness connector E26 terminals 11
(L), 10 (P) and ABS actuator and electric unit (control unit) har-
ness connector E125 terminals 11 (L), 15 (P).
OK or NG
OK
>> Connect all the connectors and diagnose again. Refer to
LAN-6, "TROUBLE DIAGNOSES WORK FLOW"
.
NG
>> Repair harness.
ECM Circuit Inspection
UKS003F7
1.
CHECK CONNECTOR
1.
Turn ignition switch OFF.
2.
Disconnect the battery cable from the negative terminal.
3.
Check following terminals and connectors for damage, bend and loose connection (control module side
and harness side).
–
ECM connector
–
Harness connector E2
–
Harness connector F32
OK or NG
OK
>> GO TO 2.
NG
>> Repair terminal or connector.
6 (L) – 11 (L)
: Continuity should exist.
14 (P) – 10 (P)
: Continuity should exist.
SKIB2812E
11 (L) – 11 (L)
: Continuity should exist.
10 (P) – 15 (P)
: Continuity should exist.
SKIB2813E
CAN SYSTEM (TYPE 3)
LAN-113
[CAN]
C
D
E
F
G
H
I
J
L
M
A
B
LAN
2005 Pathfinder
2.
CHECK HARNESS FOR OPEN CIRCUIT
1.
Disconnect ECM connector.
2.
Check resistance between ECM harness connector E16 termi-
nals 94 (L) and 86 (P).
OK or NG
OK
>> Replace ECM.
NG
>> Repair harness between ECM and A/T assembly.
TCM Circuit Inspection
UKS003F8
1.
CHECK CONNECTOR
1.
Turn ignition switch OFF.
2.
Disconnect the battery cable from the negative terminal.
3.
Check terminals and connector of A/T assembly 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 A/T assembly connector.
2.
Check resistance between A/T assembly harness connector F9
terminals 3 (L) and 8 (P).
OK or NG
OK
>> Replace control valve with TCM.
NG
>> Repair harness between A/T assembly and harness
connector F14.
Steering Angle Sensor Circuit Inspection
UKS003FA
1.
CHECK CONNECTOR
1.
Turn ignition switch OFF.
2.
Disconnect the battery cable from the negative 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.
94 (L) – 86 (P)
: Approx. 108 – 132
Ω
PKIA9592E
3 (L) – 8 (P)
: Approx. 54 – 66
Ω
SKIA6866E
LAN-114
[CAN]
CAN SYSTEM (TYPE 3)
2005 Pathfinder
2.
CHECK HARNESS FOR OPEN CIRCUIT
1.
Disconnect steering angle sensor connector.
2.
Check resistance between steering angle sensor harness con-
nector M47 terminals 3 (L) and 4 (P).
OK or NG
OK
>> Replace steering angle sensor.
NG
>> Repair harness between steering angle sensor and data
link connector.
Data Link Connector Circuit Inspection
UKS003FB
1.
CHECK CONNECTOR
1.
Turn ignition switch OFF.
2.
Disconnect the battery cable from the negative terminal.
3.
Check the terminals and connector of data link connector for damage, bend and loose connection (con-
nector side and harness 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 M22 terminals 6 (L)
and 14 (P).
OK or NG
OK
>> Diagnose again. Refer to
.
NG
>> Repair harness between data link connector and BCM.
BCM Circuit Inspection
UKS003FC
1.
CHECK CONNECTOR
1.
Turn ignition switch OFF.
2.
Disconnect the battery cable from the negative 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.
3 (L) – 4 (P)
: Approx. 54 – 66
Ω
PKIA6838E
6 (L) – 14 (P)
: Approx. 54 – 66
Ω
SKIA6868E
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