Nissan GT-R. Instruction — part 236
PCS
PUSH-BUTTON IGNITION SWITCH POSITION INDICATOR
PCS-25
< DTC/CIRCUIT DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
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PUSH-BUTTON IGNITION SWITCH POSITION INDICATOR
Description
INFOID:0000000009163907
The switch that 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.
Diagnosis Procedure
INFOID:0000000009163909
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 result normal?
YES
>> GO TO 2.
NO
>> Check 10 A fuse [No.11, located in fuse block (J/B)] and 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-20, "Removal and Installation"
NO
>> GO TO 3.
3.
CHECK PUSH-BUTTON IGNITION SWITCH CIRCUIT
1.
Disconnect push-button ignition switch connector.
2.
Check continuity between BCM harness connector and push-button ignition switch harness connector.
3.
Check continuity between BCM harness connector and ground.
(+)
(–)
Voltage (V)
(Approx.)
Push-button ignition switch
Connector
Terminal
M131
8
Ground
Battery voltage
(+)
(–)
Voltage (V)
(Approx.)
BCM
Connector
Terminal
M119
15
Ground
Battery voltage
M122
93
M123
134
Indicator
BCM
Push-button ignition switch
Continuity
Connector
Terminal
Connector
Terminal
LOCK
M123
134
M131
5
Existed
ACC
M119
15
6
ON
M122
93
7
PCS-26
< DTC/CIRCUIT DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
PUSH-BUTTON IGNITION SWITCH POSITION INDICATOR
Is the inspection result normal?
YES
>> Replace push-button ignition switch. Refer to
PCS-31, "Removal and Installation"
NO
>> Repair or replace harness.
Indicator
BCM
Ground
Continuity
Connector
Terminal
LOCK
M123
134
Not existed
ACC
M119
15
ON
M122
93
PCS
POWER DISTRIBUTION SYSTEM
PCS-27
< DTC/CIRCUIT DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
POWER DISTRIBUTION SYSTEM
Wiring Diagram - PDS (POWER DISTRIBUTION SYSTEM) -
INFOID:0000000009163910
For connector terminal arrangements, harness layouts, and alphabets in a
(option abbreviation; if not
described in wiring diagram), refer to
GI-12, "Connector Information"
JCMWA3870GB
PCS-28
< DTC/CIRCUIT DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
POWER DISTRIBUTION SYSTEM
JCMWA3871GB
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