Nissan Pathfinder (2005 year). Instruction — part 322
CAN SYSTEM (TYPE 8)
LAN-275
[CAN]
C
D
E
F
G
H
I
J
L
M
A
B
LAN
2005 Pathfinder
Case 13
Check driver seat control unit circuit. Refer to
LAN-285, "Driver Seat Control Unit Circuit Inspection"
.
SKIB2655E
SKIB2673E
LAN-276
[CAN]
CAN SYSTEM (TYPE 8)
2005 Pathfinder
Case 14
Check ABS actuator and electric unit (control unit) circuit. Refer to
LAN-286, "ABS Actuator and Electric Unit
(Control Unit) Circuit Inspection"
.
SKIB2656E
SKIB2674E
CAN SYSTEM (TYPE 8)
LAN-277
[CAN]
C
D
E
F
G
H
I
J
L
M
A
B
LAN
2005 Pathfinder
Case 15
Check IPDM E/R circuit. Refer to
LAN-286, "IPDM E/R Circuit Inspection"
.
Case 16
Check CAN communication circuit. Refer to
LAN-287, "CAN Communication Circuit Inspection"
.
SKIB2657E
SKIB2675E
SKIB2658E
LAN-278
[CAN]
CAN SYSTEM (TYPE 8)
2005 Pathfinder
Case 17
Check IPDM E/R ignition relay circuit continuously sticks “OFF”. Refer to
LAN-294, "IPDM E/R Ignition Relay
.
Case 18
Check IPDM E/R ignition relay circuit continuously sticks “ON”. Refer to
LAN-294, "IPDM E/R Ignition Relay
.
Inspection Between TCM and Display Control Unit Circuit
UKS003BB
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.
SKIB2659E
SKIB2660E
CAN SYSTEM (TYPE 8)
LAN-279
[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
1.
Disconnect display control unit connector.
2.
Check continuity between harness connector M31 terminals
52G (L), 51G (P) and display control unit harness connector
M95 terminals 25 (L), 26 (P).
OK or NG
OK
>> Connect all the connectors and diagnose again. Refer to
LAN-6, "TROUBLE DIAGNOSES WORK FLOW"
.
NG
>> Repair harness.
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) – 25 (L)
: Continuity should exist.
51G (P) – 26 (P)
: Continuity should exist.
SKIB2810E
LAN-280
[CAN]
CAN SYSTEM (TYPE 8)
2005 Pathfinder
Inspection Between Display Control Unit and Data Link Connector Circuit
UKS003BC
1.
CHECK HARNESS FOR OPEN CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect the battery cable from the negative terminal.
3.
Disconnect ECM connector and display control unit connector.
4.
Check continuity between display control unit harness connector
M95 terminals 25 (L), 26 (P) and data link connector M22 termi-
nals 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
UKS003BD
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 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.
25 (L) – 6 (L)
: Continuity should exist.
26 (P) – 14 (P)
: Continuity should exist.
SKIB2811E
6 (L) – 11 (L)
: Continuity should exist.
14 (P) – 10 (P)
: Continuity should exist.
SKIB2812E
CAN SYSTEM (TYPE 8)
LAN-281
[CAN]
C
D
E
F
G
H
I
J
L
M
A
B
LAN
2005 Pathfinder
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
UKS003BE
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 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
UKS003BF
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.
11 (L) – 11 (L)
: Continuity should exist.
10 (P) – 15 (P)
: Continuity should exist.
SKIB2813E
94 (L) – 86 (P)
: Approx. 108 – 132
Ω
PKIA9592E
LAN-282
[CAN]
CAN SYSTEM (TYPE 8)
2005 Pathfinder
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.
Display Control Unit Circuit Inspection
UKS003BG
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 M95 terminals 25 (L) and 26 (P).
OK or NG
OK
>> Replace display control unit.
NG
>> Repair harness between display control unit and har-
ness connector M31.
Front Air Control Circuit Inspection
UKS003BH
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.
3 (L) – 8 (P)
: Approx. 54 – 66
Ω
SKIA6866E
25 (L) – 26 (P)
: Approx. 54 – 66
Ω
SKIA6884E
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