NISSAN X-TRAIL 2003 Service Repair Manual

CAN SYSTEM (TYPE 2)
LAN-33
[CAN]
C
D
E
F
G
H
I
J
L
MA
B
LAN

Case 4
Check TCM circuit. Refer to LAN-42, "TCM Circuit Inspection" .
PKIA9609E
PKIA6498E

LAN-34
[CAN]
CAN SYSTEM (TYPE 2)

Case 5
Check ABS actuator and electric unit (control unit) circuit. Refer to LAN-42, "ABS Actuator and Electric Unit
(Control Unit) Circuit Inspection" .
PKIA9610E
PKIA6499E

CAN SYSTEM (TYPE 2)
LAN-35
[CAN]
C
D
E
F
G
H
I
J
L
MA
B
LAN

Case 6
Check 4WD control unit circuit. Refer to LAN-43, "4WD Control Unit Circuit Inspection" .
PKIA9611E
PKIA6500E

LAN-36
[CAN]
CAN SYSTEM (TYPE 2)

Case 7
Check combination meter circuit. Refer to LAN-43, "Combination Meter Circuit Inspection" .
PKIA9612E
PKIA6501E

CAN SYSTEM (TYPE 2)
LAN-37
[CAN]
C
D
E
F
G
H
I
J
L
MA
B
LAN

Case 8
Check CAN communication circuit. Refer to LAN-44, "CAN Communication Circuit Inspection" .
Between TCM and ABS Actuator and Electric Unit (Control Unit) Circuit Inspec-
tion
EKS00FI3
1. CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect battery cable at negative terminal.
3. Check following terminals and connectors for damage, bend and loose connection (connector side and
harness side).
–LHD models
 Harness connector F41
 Harness connector M61
 Harness connector M75
 Harness connector E116
–RHD models
 Harness connector F36
 Harness connector E60
OK or NG
OK >> GO TO 2.
NG >> Repair terminal or connector.
PKIA9613E

LAN-38
[CAN]
CAN SYSTEM (TYPE 2)

2. CHECK HARNESS FOR OPEN CIRCUIT
LHD models
1. Disconnect TCM connector and harness connector F41.
2. Check continuity between TCM harness connector F46 termi-
nals 5 (G/R), 6 (GY/R) and harness connector F41 terminals 21
(G/R), 8 (GY/R).
3. Disconnect harness connector M75.
4. Check continuity between harness connector M61 terminals 21
(L/R), 8 (B/W) and harness connector M75 terminals 13 (L/R), 4
(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), 6 (GY/R) and harness connector F36 terminals 4
(G/R), 5 (GY/R).
OK or NG
OK >> GO TO 3.
NG >> Repair harness.5 (G/R) – 21 (G/R) : Continuity should exist.
6 (GY/R) – 8 (GY/R) : Continuity should exist.
SKIB0085E
21 (L/R) – 13 (L/R) : Continuity should exist.
8 (B/W) – 4 (B/W) : Continuity should exist.
SKIB0086E
5 (G/R) – 4 (G/R) : Continuity should exist.
6 (GY/R) – 5 (GY/R) : Continuity should exist.
SKIB0087E

CAN SYSTEM (TYPE 2)
LAN-39
[CAN]
C
D
E
F
G
H
I
J
L
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-28, "
Work Flow" .
NG >> Repair harness.
Between ABS Actuator and Electric Unit (Control Unit) and 4WD Control Unit
Circuit Inspection
EKS00FI4
1. CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect battery cable at 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-40
[CAN]
CAN SYSTEM (TYPE 2)

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 2)
LAN-41
[CAN]
C
D
E
F
G
H
I
J
L
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-28, "
Work Flow" .
NG >> Repair harness.
ECM Circuit InspectionEKS00FI5
1. CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect battery cable at 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-42
[CAN]
CAN SYSTEM (TYPE 2)

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 InspectionEKS00FI6
1. CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect battery cable at 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 InspectionEKS00FI7
1. CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect battery cable at 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 – 132Ω
PKIA9592E
5 (G/R) – 6 (GY/R) : Approx. 54 – 66Ω
SKIB0094E