Nissan Pathfinder. Manual — part 901
PCS-80
< DTC/CIRCUIT DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
PUSH-BUTTON IGNITION SWITCH
NO
>> Replace push-button ignition switch.
PCS
POWER SUPPLY AND GROUND CIRCUIT
PCS-81
< DTC/CIRCUIT DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
POWER SUPPLY AND GROUND CIRCUIT
BCM
BCM : Diagnosis Procedure
INFOID:0000000009764057
Regarding Wiring Diagram information, refer to
.
1.
CHECK FUSE AND FUSIBLE LINK
Check that the following fuse and fusible link are not blown.
Is the fuse or fusible link blown?
YES
>> Replace the blown fuse or fusible link after repairing the affected circuit.
NO
>> GO TO 2
2.
CHECK POWER SUPPLY CIRCUIT
1. Disconnect BCM connector M81.
2. Check voltage between BCM connector M81 terminals 131, 139 and ground.
Is the inspection result normal?
YES
>> GO TO 3
NO
>> Repair or replace harness or connectors.
3.
CHECK GROUND CIRCUIT
Check continuity between BCM connector M81 terminals 134, 143 and ground.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Repair or replace harness or connectors.
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)
IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM) : Di-
agnosis Procedure
INFOID:0000000009764058
Regarding Wiring Diagram information, refer to
.
1.
CHECK FUSIBLE LINKS
Terminal No.
Signal name
Fuse and fusible link No.
139
Fusible link battery power
O (40A)
131
BCM battery fuse
1 (10A)
BCM
Ground
Voltage
(Approx.)
Connector
Terminal
M81
131
—
Battery voltage
139
BCM
Ground
Continuity
Connector
Terminal
M81
134
—
Yes
143
PCS-82
< DTC/CIRCUIT DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
POWER SUPPLY AND GROUND CIRCUIT
Check that the following fusible links are not blown.
Is the fusible link blown?
YES
>> Replace the blown fusible link after repairing the affected circuit.
NO
>> GO TO 2
2.
CHECK POWER SUPPLY CIRCUIT
1. Disconnect IPDM E/R connectors E118 and E120.
2. Check voltage between IPDM E/R connectors and ground.
Is the inspection result normal?
YES
>> GO TO 3
NO
>> Repair or replace harness or connectors.
3.
CHECK GROUND CIRCUIT
1. Disconnect IPDM E/R connectors E119 and E121.
2. Check continuity between IPDM E/R connectors and ground.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Repair or replace harness or connectors.
Terminal No.
Signal name
Fusible link No.
1
Fusible link main
E (80A)
2
Fusible link IPDM E/R
A (250A), C (80A)
3
Fusible link ignition switch
A (250A), B (100A), K (40A)
IPDM E/R
Ground
Voltage
(Approx.)
Connector
Terminal
E118
1
—
Battery voltage
2
E120
3
IPDM E/R
Ground
Continuity
Connector
Terminal
E121
7
—
Yes
E119
41
PCS
PUSH-BUTTON IGNITION SWITCH DOES NOT OPERATE
PCS-83
< SYMPTOM DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
SYMPTOM DIAGNOSIS
PUSH-BUTTON IGNITION SWITCH DOES NOT OPERATE
Description
INFOID:0000000009175249
Check that vehicle is under the condition shown in “Conditions of vehicle” before starting diagnosis, and check
each symptom.
NOTE:
The engine start function, door lock function, power distribution system, and NATS-IVIS in the Intelligent Key
system are closely related to each other regarding control. The vehicle security function can operate only
when the door lock and power distribution system are operating normally.
Conditions of Vehicle (Operating Conditions)
• “ENGINE START BY I-KEY” in “WORK SUPPORT” is ON when setting on CONSULT.
• One or more of Intelligent Keys with registered Intelligent Key ID is in the vehicle.
Diagnosis Procedure
INFOID:0000000009175250
1.
PERFORM WORK SUPPORT
Perform “INSIDE ANT DIAGNOSIS” on Work Support of “INTELLIGENT KEY”.
BCS-21, "INTELLIGENT KEY : CONSULT Function (BCM - INTELLIGENT KEY)"
.
>> GO TO 2.
2.
PERFORM SELF-DIAGNOSTIC RESULT
Perform self diagnostic result.
Are any DTCs detected?
YES
>> Refer to
NO
>> GO TO 3.
3.
CHECK PUSH-BUTTON IGNITION SWITCH
Check push-button ignition switch.
PCS-78, "Component Function Check"
Is the operation normal?
YES
>> GO TO 4.
NO
>> Repair or replace malfunctioning parts.
4.
CONFIRM THE OPERATION
Confirm the operation again.
Is the inspection normal?
YES
>> Check intermittent incident. Refer to
GI-49, "Intermittent Incident"
.
NO
>> GO TO 1.
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