Nissan Pathfinder (2006 year). Instruction — part 304
CAN SYSTEM (TYPE 10)
LAN-193
[CAN]
C
D
E
F
G
H
I
J
L
M
A
B
LAN
2006 Pathfinder
Case 14
Check IPDM E/R circuit. Refer to
LAN-203, "IPDM E/R Circuit Inspection"
Case 15
Check CAN communication circuit. Refer to
LAN-203, "CAN Communication Circuit Inspection"
PKIC5735E
PKIC5499E
PKIC5736E
LAN-194
[CAN]
CAN SYSTEM (TYPE 10)
2006 Pathfinder
Case 16
Check IPDM E/R ignition relay circuit continuously sticks “OFF”. Refer to
LAN-204, "IPDM E/R Ignition Relay
.
Case 17
Check IPDM E/R ignition relay circuit continuously sticks “ON”. Refer to
LAN-204, "IPDM E/R Ignition Relay
.
PKIC5737E
PKIC5738E
TROUBLE DIAGNOSIS FOR SYSTEM
LAN-195
[CAN]
C
D
E
F
G
H
I
J
L
M
A
B
LAN
2006 Pathfinder
TROUBLE DIAGNOSIS FOR SYSTEM
PFP:00000
Inspection Between TCM and Data Link Connector Circuit
UKS0051B
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.
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 and
harness connector.
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 and SMJ harness
connector.
OK or NG
OK
>> GO TO 4.
NG
>> Repair harness.
A/T assembly connector
Harness connector
Continuity
Connector
Terminal
Connector
Terminal
F9
3
F14
2
Yes
8
3
Yes
SKIB2808E
Harness connector
SMJ harness connector
Continuity
Connector
Terminal
Connector
Terminal
E5
2
E152
52G
Yes
3
51G
Yes
SKIB2809E
LAN-196
[CAN]
TROUBLE DIAGNOSIS FOR SYSTEM
2006 Pathfinder
4.
CHECK HARNESS FOR OPEN CIRCUIT
Check continuity between SMJ harness connector and data link con-
nector.
OK or NG
OK
>> Connect all the connectors and diagnose again. Refer to
LAN-5, "TROUBLE DIAGNOSES WORK FLOW"
NG
>> Repair harness.
Inspection Between Data Link Connector and ABS Actuator and Electric Unit
(Control Unit) Circuit
UKS0051D
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.
2.
CHECK HARNESS FOR OPEN CIRCUIT
1.
Disconnect harness connector M91.
2.
Check continuity between data link connector and harness con-
nector.
OK or NG
OK
>> GO TO 3.
NG
>> Repair harness.
SMJ harness connector
Data link connector
Continuity
Connector
Terminal
Connector
Terminal
M31
52G
M22
6
Yes
51G
14
Yes
SKIB2834E
Data link connector
Harness connector
Continuity
Connector
Terminal
Connector
Terminal
M22
6
M91
11
Yes
14
10
Yes
SKIB2812E
TROUBLE DIAGNOSIS FOR SYSTEM
LAN-197
[CAN]
C
D
E
F
G
H
I
J
L
M
A
B
LAN
2006 Pathfinder
3.
CHECK HARNESS FOR OPEN CIRCUIT
1.
Disconnect ABS actuator and electric unit (control unit) connector.
2.
Check continuity between harness connector and ABS actuator
and electric unit (control unit) harness connector.
OK or NG
OK
>> Connect all the connectors and diagnose again. Refer to
LAN-5, "TROUBLE DIAGNOSES WORK FLOW"
.
NG
>> Repair harness.
ECM Circuit Inspection
UKS0051F
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.
2.
CHECK HARNESS FOR OPEN CIRCUIT
1.
Disconnect ECM connector.
2.
Check resistance between ECM harness connector terminals.
OK or NG
OK
>> Replace ECM.
NG
>> Repair harness between ECM and A/T assembly.
TCM Circuit Inspection
UKS0051G
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.
Harness connector
ABS actuator and electric unit
(control unit) connector
Continuity
Connector
Terminal
Connector
Terminal
E26
11
E125
11
Yes
10
15
Yes
SKIB2813E
ECM connector
Terminal
Resistance
(Approx.)
E16
94
86
108 – 132
Ω
PKIA9592E
LAN-198
[CAN]
TROUBLE DIAGNOSIS FOR SYSTEM
2006 Pathfinder
2.
CHECK HARNESS FOR OPEN CIRCUIT
1.
Disconnect A/T assembly connector.
2.
Check resistance between A/T assembly harness connector ter-
minals.
OK or NG
OK
>> Replace control valve with TCM.
NG
>> Repair harness between A/T assembly and harness
connector F14.
Display Control Unit Circuit Inspection
UKS0051H
1.
CHECK CONNECTOR
1.
Turn ignition switch OFF.
2.
Disconnect the battery cable from the negative 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 terminals.
OK or NG
OK
>> Replace display control unit.
NG
>> Repair harness between display control unit and data
link connector.
Front Air Control Circuit Inspection
UKS0051I
1.
CHECK CONNECTOR
1.
Turn ignition switch OFF.
2.
Disconnect the battery cable from the negative terminal.
3.
Check terminals and connector of front air control for damage, bend and loose connection (unit side and
harness side).
OK or NG
OK
>> GO TO 2.
NG
>> Repair terminal or connector.
A/T assembly
connector
Terminal
Resistance
(Approx.)
F9
3
8
54 – 66
Ω
SKIA6866E
Display control
unit connector
Terminal
Resistance
(Approx.)
M95
25
26
54 – 66
Ω
SKIA6884E
TROUBLE DIAGNOSIS FOR SYSTEM
LAN-199
[CAN]
C
D
E
F
G
H
I
J
L
M
A
B
LAN
2006 Pathfinder
2.
CHECK HARNESS FOR OPEN CIRCUIT
1.
Disconnect front air control connector.
2.
Check resistance between front air control harness connector
terminals.
OK or NG
OK
>> Replace front air control.
NG
>> Repair harness between front air control and data link
connector.
Steering Angle Sensor Circuit Inspection
UKS0051J
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.
2.
CHECK HARNESS FOR OPEN CIRCUIT
1.
Disconnect steering angle sensor connector.
2.
Check resistance between steering angle sensor harness con-
nector terminals.
OK or NG
OK
>> Replace steering angle sensor.
NG
>> Repair harness between steering angle sensor and data
link connector.
Data Link Connector Circuit Inspection
UKS0051K
1.
CHECK CONNECTOR
1.
Turn ignition switch OFF.
2.
Disconnect the battery cable from the negative 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.
Front air control
connector
Terminal
Resistance
(Approx.)
M50
41
42
54 – 66
Ω
SKIB2814E
Steering angle
sensor connector
Terminal
Resistance
(Approx.)
M47
4
5
54 – 66
Ω
PKIA9864E
LAN-200
[CAN]
TROUBLE DIAGNOSIS FOR SYSTEM
2006 Pathfinder
2.
CHECK HARNESS FOR OPEN CIRCUIT
Check resistance between data link connector terminals.
OK or NG
OK
>> Diagnose again. Refer to
NG
>> Repair harness between data link connector and BCM.
BCM Circuit Inspection
UKS0051L
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.
2.
CHECK HARNESS FOR OPEN CIRCUIT
1.
Disconnect BCM connector.
2.
Check resistance between BCM harness connector terminals.
OK or NG
OK
BCS-27, "Removal and Installa-
.
NG
>> Repair harness between BCM and data link connector.
Combination Meter Circuit Inspection
UKS0051M
1.
CHECK CONNECTOR
1.
Turn ignition switch OFF.
2.
Disconnect the battery cable from the negative terminal.
3.
Check terminals and connector of combination meter for damage, bend and loose connection (meter side
and harness side).
OK or NG
OK
>> GO TO 2.
NG
>> Repair terminal or connector.
Data link
connector
Terminal
Resistance
(Approx.)
M22
6
14
54 – 66
Ω
SKIA6868E
BCM connector
Terminal
Resistance
(Approx.)
M18
39
40
54 – 66
Ω
SKIA6869E
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