Nissan Quest E52. Instruction — part 944
PCS
PUSH-BUTTON IGNITION SWITCH
PCS-73
< DTC/CIRCUIT DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace push-button ignition switch.
Push-button ignition switch
Condition
Continuity
Terminal
4
1
Pressed
Existed
Not pressed
Not existed
PCS-74
< DTC/CIRCUIT DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
PUSH-BUTTON IGNITION SWITCH POSITION INDICATOR
PUSH-BUTTON IGNITION SWITCH POSITION INDICATOR
Description
INFOID:0000000009652901
Push-button ignition switch changes the power supply position.
BCM maintains the power supply position status.
BCM changes the power supply position with the operation of the push-button ignition switch.
Component Function Check
INFOID:0000000009652902
1.
CHECK FUNCTION
Check push-button ignition switch (“LOCK INDICATOR”, “ACC INDICATOR” and “IGNITION ON IND”) in
Active Test of BCM with CONSULT.
Is the inspection result normal?
YES
>> INSPECTION END.
NO
>> Refer to
.
Diagnosis Procedure
INFOID:0000000009652903
1.
CHECK PUSH-BUTTON IGNITION SWITCH INPUT SIGNAL
1.
Turn ignition switch OFF.
2.
Disconnect push-button ignition switch connector.
3.
Check voltage between push-button ignition switch harness connector and ground.
Is the inspection normal?
YES
>> GO TO 2.
NO-1
>> Check 10 A fuse [No.10, located in fuse block (J/B)].
NO-2
>> Check harness for open or short between push-button ignition switch and fuse.
2.
CHECK BCM INPUT
1.
Connect push-button ignition switch connector.
2.
Disconnect BCM connector.
3.
Check voltage between BCM connector and ground.
Is the inspection normal?
YES
>> Replace BCM. Refer to
BCS-98, "Removal and Installation"
NO
>> GO TO 3.
3.
CHECK PUSH-BUTTON IGNITION SWITCH CIRCUIT
1.
Disconnect push-button ignition switch connector.
Test item
Description
LOCK INDICATOR
ACC INDICATOR
IGNITION ON IND
ON
Position indicator
Illuminates
OFF
Does not illuminate
(+)
(–)
Voltage (V)
(Approx.)
Push-button ignition switch
Connector
Terminal
M101
8
Ground
Battery voltage
(+)
(–)
Voltage (V)
(Approx.)
BCM
Connector
Terminal
M124
73
Ground
Battery voltage
91
109
PCS
PUSH-BUTTON IGNITION SWITCH POSITION INDICATOR
PCS-75
< DTC/CIRCUIT DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
2.
Check continuity between BCM harness connector and push-button ignition switch harness connector.
3.
Check continuity between BCM harness connector and ground.
Is the inspection normal?
YES
>> Replace push-button ignition switch.
NO
>> Repair or replace harness.
Indicator
BCM
Push-button ignition switch
Continuity
Connector
Terminal
Connector
Terminal
LOCK
M124
91
M101
5
Existed
ACC
109
6
ON
73
7
Indicator
BCM
Ground
Continuity
Connector
Terminal
LOCK
M124
91
Not existed
ACC
109
ON
73
PCS-76
< SYMPTOM DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
PUSH-BUTTON IGNITION SWITCH DOES NOT OPERATE
SYMPTOM DIAGNOSIS
PUSH-BUTTON IGNITION SWITCH DOES NOT OPERATE
Description
INFOID:0000000009652904
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/NVIS 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:0000000009652905
1.
PERFORM WORK SUPPORT
Perform “INSIDE ANT DIAGNOSIS” on Work Support of “INTELLIGENT KEY”.
Refer to
DLK-95, "INTELLIGENT KEY : CONSULT Function (BCM - INTELLIGENT KEY)"
>> GO TO 2.
2.
PERFORM SELF-DIAGNOSIS RESULT
Perform Self-Diagnosis Result of “BCM”.
Is DTC detected?
YES
>> Refer to
NO
>> GO TO 3.
3.
CHECK PUSH-BUTTON IGNITION SWITCH
Check push-button ignition switch.
Refer to
PCS-71, "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-42, "Intermittent Incident"
.
NO
>> GO TO 1.
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