NISSAN X-TRAIL 2005 Service Repair Manual

CAN SYSTEM (TYPE 3)
LAN-57
[CAN]
C
D
E
F
G
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MA
B
LAN

3. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect ABS actuator and electric unit (control unit) connector.
2. Check the following.
–LHD models
 Check continuity between harness connector E116 terminals 13
(W), 4 (R) and ABS actuator and electric unit (control unit) har-
ness connector E69 terminals 20 (W), 23 (R).
–RHD models
 Check continuity between harness connector E60 terminals 4
(W), 5 (R) and ABS actuator and electric unit (control unit) har-
ness connector E69 terminals 20 (W), 23 (R).
OK or NG
OK >> Connect all the connectors and diagnose again. Refer to
LAN-46, "
Work Flow" .
NG >> Repair harness.
Inspection Between ABS Actuator and Electric Unit (Control Unit) and 4WD
Control Unit Circuit
EKS00LUP
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 E116
–Harness connector M75
OK or NG
OK >> GO TO 2.
NG >> Repair terminal or connector.13 (W) - 20 (W) : Continuity should exist.
4 (R) - 23 (R) : Continuity should exist.
SKIB0088E
4 (W) - 20 (W) : Continuity should exist.
5 (R) - 23 (R) : Continuity should exist.
SKIB0089E

LAN-58
[CAN]
CAN SYSTEM (TYPE 3)

2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect ABS actuator and electric unit (control unit) connector and harness connector E116.
2. Check the following.
–LHD models
 Check continuity between ABS actuator and electric unit (control
unit) harness connector E69 terminals 20 (W), 23 (R) and har-
ness connector E116 terminals 14 (W), 5 (R).
–RHD models
 Check continuity between ABS actuator and electric unit (control
unit) harness connector E69 terminals 20 (W), 23 (R) and har-
ness connector E116 terminals 9 (W), 2 (R).
OK or NG
OK >> GO TO 3.
NG >> Repair harness.20 (W) - 14 (W) : Continuity should exist.
23 (R) - 5 (R) : Continuity should exist.
SKIA9574E
20 (W) - 9 (W) : Continuity should exist.
23 (R) - 2 (R) : Continuity should exist.
SKIA9575E

CAN SYSTEM (TYPE 3)
LAN-59
[CAN]
C
D
E
F
G
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MA
B
LAN

3. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect 4WD control unit connector.
2. Check the following.
–LHD models
 Check continuity between harness connector M75 terminals 14
(W), 5 (R) and 4WD control unit harness connector M107 termi-
nals 8 (W), 16 (R).
–RHD models
 Check continuity between harness connector M75 terminals 9
(W), 2 (R) and 4WD control unit harness connector M107 termi-
nals 8 (W), 16 (R).
OK or NG
OK >> Connect all the connectors and diagnose again. Refer to
LAN-46, "
Work Flow" .
NG >> Repair harness.
ECM Circuit InspectionEKS00LUQ
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 M61
–Harness connector F41
OK or NG
OK >> GO TO 2.
NG >> Repair terminal or connector.14 (W) - 8 (W) : Continuity should exist.
5 (R) - 16 (R) : Continuity should exist.
SKIA9576E
9 (W) - 8 (W) : Continuity should exist.
2 (R) - 16 (R) : Continuity should exist.
SKIA9577E

LAN-60
[CAN]
CAN SYSTEM (TYPE 3)

2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect ECM connector.
2. Check resistance between ECM harness connector M118 termi-
nals 94 (G/R) and 86 (GY/R).
OK or NG
OK >> Replace ECM.
NG >> Repair harness between ECM and TCM.
TCM Circuit InspectionEKS00LUR
1. CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check terminals and connector of TCM 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 TCM connector.
2. Check resistance between TCM harness connector F46 termi-
nals 5 (G/R) and 6 (GY/R).
OK or NG
OK >> Replace TCM.
NG >>

LHD models
–Repair harness between TCM and harness connector
F41.

RHD models
–Repair harness between TCM and harness connector
F36.
ABS Actuator and Electric Unit (Control Unit) Circuit InspectionEKS00LUS
1. CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check terminals and connector of ABS actuator and electric unit (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.94 (G/R) - 86 (GY/R) : Approx. 108 - 132 Ω
PKIA9592E
5 (G/R) - 6 (GY/R) : Approx. 54 - 66 Ω
SKIB0094E

CAN SYSTEM (TYPE 3)
LAN-61
[CAN]
C
D
E
F
G
H
I
J
L
MA
B
LAN

2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect ABS actuator and electric unit (control unit) connector.
2. Check resistance between ABS actuator and electric unit (con-
trol unit) harness connector E69 terminals 20 (W) and 23 (R).
OK or NG
OK >> Replace ABS actuator and electric unit (control unit).
NG >> Repair harness between ABS actuator and electric unit
(control unit) and harness connector E116.
4WD Control Unit Circuit InspectionEKS00LUT
1. CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check terminals and connector of 4WD 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 4WD control unit connector.
2. Check resistance between 4WD control unit harness connector
M107 terminals 8 (W) and 16 (R).
OK or NG
OK >> Replace 4WD control unit.
NG >> Repair harness between 4WD control unit and combina-
tion meter.
Combination Meter Circuit InspectionEKS00LUU
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.20 (W) - 23 (R) : Approx. 54 - 66 Ω
SKIA9769E
8 (W) - 16 (R) : Approx. 54 - 66 Ω
SKIB0043E

LAN-62
[CAN]
CAN SYSTEM (TYPE 3)

2. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect combination meter connector.
2. Check resistance between combination meter harness connec-
tor M44 terminals 22 (W) and 23 (R).
OK or NG
OK >> Replace combination meter.
NG >> Repair harness between combination meter and 4WD
control unit.
CAN Communication Circuit InspectionEKS00LUV
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,
control unit side, meter side, connector side and harness side).
–ECM
–TCM
–ABS actuator and electric unit (control unit)
–4WD control unit
–Combination meter
–Between ECM and combination meter
OK or NG
OK >> GO TO 2.
NG >> Repair terminal or connector.
2. CHECK HARNESS FOR SHORT CIRCUIT
1. Disconnect ECM connector and harness connector M61.
2. Check continuity between ECM harness connector M118 termi-
nals 94 (G/R) and 86 (GY/R).
OK or NG
OK >> GO TO 3.
NG >> Repair harness between ECM and harness connector
M61. 22 (W) - 23 (R) : Approx. 108 - 132 Ω
SKIA9780E
94 (G/R) - 86 (GY/R) : Continuity should not exist.
PKIA9592E

CAN SYSTEM (TYPE 3)
LAN-63
[CAN]
C
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F
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B
LAN

3. CHECK HARNESS FOR SHORT CIRCUIT
Check continuity between ECM harness connector M118 terminals
94 (G/R), 86 (GY/R) and ground.
OK or NG
OK >> GO TO 4.
NG >> Repair harness between ECM and harness connector
M61. 94 (G/R) - Ground : Continuity should not exist.
86 (GY/R) - Ground : Continuity should not exist.
PKIA9593E

LAN-64
[CAN]
CAN SYSTEM (TYPE 3)

4. CHECK HARNESS FOR SHORT CIRCUIT
LHD models
1. Disconnect TCM connector.
2. Check continuity between TCM harness connector F46 termi-
nals 5 (G/R) and 6 (GY/R).
3. Disconnect harness connector M75.
4. Check continuity between harness connector M61 terminals 21
(L/R) and 8 (B/W).
RHD models
1. Disconnect TCM connector and harness connector F36.
2. Check continuity between TCM harness connector F46 termi-
nals 5 (G/R) and 6 (GY/R).
OK or NG
OK >> GO TO 5.
NG >>

LHD models
Check the following harness. If any harness is dam-
aged, repair the harness.
–Harness between TCM and harness connector F41
–Harness between harness connector M61 and har-
ness connector M75

RHD models
–Repair harness between TCM and harness connector F36. 5 (G/R) - 6 (GY/R) : Continuity should not exist.
SKIB0094E
21 (L/R) - 8 (B/W) : Continuity should not exist.
SKIB0096E
5 (G/R) - 6 (GY/R) : Continuity should not exist.
SKIB0094E

CAN SYSTEM (TYPE 3)
LAN-65
[CAN]
C
D
E
F
G
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J
L
MA
B
LAN

5. CHECK HARNESS FOR SHORT CIRCUIT
LHD models
1. Check continuity between TCM harness connector F46 termi-
nals 5 (G/R), 6 (GY/R) and ground.
2. Check continuity between harness connector M61 terminals 21
(L/R), 8 (B/W) and ground.
RHD models

Check continuity between TCM harness connector F46 termi-
nals 5 (G/R), 6 (GY/R) and ground.
OK or NG
OK >> GO TO 6.
NG >>

LHD models
Check the following harness. If any harness is dam-
aged, repair the harness.
–Harness between TCM and harness connector F41
–Harness between harness connector M61 and Harness connector M75

RHD models
–Repair harness between TCM and harness connector F36. 5 (G/R) - Ground : Continuity should not exist.
6 (GY/R) - Ground : Continuity should not exist.
SKIB0099E
21 (L/R) - Ground : Continuity should not exist.
8 (B/W) - Ground : Continuity should not exist.
SKIB0100E
5 (G/R) - Ground : Continuity should not exist.
6 (GY/R) - Ground : Continuity should not exist.
SKIB0099E

LAN-66
[CAN]
CAN SYSTEM (TYPE 3)

6. CHECK HARNESS FOR SHORT CIRCUIT
LHD models
1. Disconnect ABS actuator and electric unit (control unit) connector.
2. Check continuity between ABS actuator and electric unit (control
unit) harness connector E69 terminals 20 (W) and 23 (R).
RHD models
1. Disconnect ABS actuator and electric unit (control unit) connector and harness connector E116.
2. Check continuity between ABS actuator and electric unit (control
unit) harness connector E69 terminals 20 (W) and 23 (R).
OK or NG
OK >> GO TO 7.
NG >> Repair harness between ABS actuator and electric unit
(control unit) and harness connector E116.
7. CHECK HARNESS FOR SHORT CIRCUIT
Check continuity between ABS actuator and electric unit (control
unit) harness connector E69 terminals 20 (W), 23 (R) and ground.
OK or NG
OK >> GO TO 8.
NG >> Repair harness between ABS actuator and electric unit
(control unit) and harness connector E116. 20 (W) - 23 (R) : Continuity should not exist.
SKIA9769E
20 (W) - 23 (R) : Continuity should not exist.
SKIA9769E
20 (W) - Ground : Continuity should not exist.
23 (R) - Ground : Continuity should not exist.
SKIA9778E