Infiniti F50. Manual — part 231
VEHICLE SECURITY (THEFT WARNING) SYSTEM
BL-171
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D
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B
BL
2.
CHECK DOOR SWITCH
1.
Turn ignition switch OFF.
2.
Disconnect door switch and BCM connector.
3.
Check continuity between rear door switch connector D62 (rear LH), D82 (rear RH) terminal 1 (W) and
BCM connector M4 (rear LH), B4 (rear RH) terminal 33 (W), 143 (W/L).
4.
Check continuity between rear door switch connector D62, D82
terminal 1(W) and ground.
OK or NG
OK
>> GO TO 3.
NG
>> Repair or replace harness.
3.
CHECK REAR DOOR SWITCH GROUND CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect rear door switch and BCM connector.
3.
Check continuity between rear door switch connector D62 (rear LH), D82 (rear RH) terminal 2 (B) and
ground.
OK or NG
OK
>> GO TO 4.
NG
>> Repair or replace harness.
Rear door switch LH
1 (W) – 33 (W)
: Continuity should exist.
Rear door switch RH
1 (W) – 143 (W/L)
: Continuity should exist.
Each door switch
1 (W) – Ground
: Continuity should not exist.
PIIB0200E
2 (B) – Ground
: Continuity should exist.
PIIB0201E
BL-172
VEHICLE SECURITY (THEFT WARNING) SYSTEM
4.
CHECK FRONT DOOR SWITCH
Check continuity between rear door switch connector D62 (rear LH),
D82 (rear RH) terminal 1 and 2.
OK or NG
OK
>> Door lock assembly rear is OK.
NG
>> Replace malfunction door lock assembly rear (door
switch).
1 – 3 CHECK HOOD SWITCH
1.
CHECK HOOD SWITCH INPUT SIGNAL
With CONSULT-II
Check “HOOD SWITCH” in “DATA MONITOR” mode with CON-
SULT
−
II.
Without CONSULT-II
Check hood switch in Switch monitor mode.
Refer to Remote keyless entry system
.
OK or NG
OK
>> Hood switch is OK.
NG
>> GO TO 2.
2.
CHECK HOOD SWITCH CONDITION
Check hood switch and hood fitting condition.
OK or NG
OK
>> GO TO 3.
NG
>> Adjust installation of hood switch.
3.
CHECK HOOD SWITCH
1.
Turn ignition switch “OFF”.
2.
Disconnect hood switch connector.
3.
Check continuity between hood switch terminals.
OK or NG?
OK
>> Check the following. Repair or replace following item,
when there is a malfunction.
●
Hood switch ground circuit
●
Harness for open or short between hood switch and
BCM
NG
>> Replace hood switch.
Terminal
Rear door
Continuity
1 – 2
Rear door close
NO
Rear door open
YES
PIIB0183E
When hood is open
: HOOD SW ON
When hood is closed
: HOOD SW OFF
PIIA0343E
Connector
Terminal
Condition
Continuity
E54
1
−
2
Closed
No
Open
Yes
PIIA2800E
VEHICLE SECURITY (THEFT WARNING) SYSTEM
BL-173
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A
B
BL
1 – 4 CHECK TRUNK LID LOCK SWITCH
1.
CHECK TRUNK ROOM LAMP SWITCH INPUT SIGNAL
With CONSULT-II
Check “TRUNK SWITCH” in “DATA MONITOR” mode with CONSULT
−
II.
Without CONSULT-II
Check trunk lid lock switch in Switch monitor mode.
Refer to Remote keyless entry system
.
OK or NG
OK
>> Trunk lid lock switch is OK.
NG
>> GO TO 2.
2.
CHECK TRUNK LID LOCK SWITCH
1.
Turn ignition switch “OFF”.
2.
Disconnect trunk lid lock switch connector.
3.
Check continuity between trunk lid lock switch terminals.
( ): With auto trunk models
OK or NG
OK
>> Check the following. Repair or replace following item,
when there is a malfunction.
●
Trunk lid lock switch ground circuit
●
Harness for open or short between trunk lid lock
switch and BCM
NG
>> Replace trunk lid lock switch.
Diagnostic Procedure 2
EIS003QC
CHECK SECURITY INDICATOR LAMP
1.
INDICATOR LAMP ACTIVE TEST
With CONSULT-II
Check “INDICATOR LAMP” in “ACTIVE TEST” mode with CONSULT-II.
NOTE:
If CONSULT-II is not available, skip this procedure and go to the
next procedure.
OK or NG
OK
>> Security indicator lamp is OK.
NG
>> GO TO 2.
When trunk lid is open
: TRUNK SW ON
When trunk lid is closed
: TRUNK SW OFF
PIIA0345E
Connector
Terminal
Condition
Continuity
B74
(B312)
1
−
2
Closed
No
Open
Yes
PIIA3073E
Perform operation shown on display.
Indicator lamp should illuminate.
PIIA0347E
BL-174
VEHICLE SECURITY (THEFT WARNING) SYSTEM
2.
CHECK INDICATOR LAMP
1.
Turn ignition switch “OFF”.
2.
Check indicator lamp condition.
OK or NG
OK
>> GO TO 3.
NG
>> Replace indicator lamp.
3.
CHECK POWER SUPPLY CIRCUIT FOR INDICATOR LAMP
1.
Disconnect multifunction switch (security indicator lamp) connector.
2.
Check voltage between multifunction switch (security indicator lamp) connector M83 terminal 20 (Y/G)
and ground.
OK or NG
OK
>> Check harness for open or short between multifunction
switch (security indicator lamp) and BCM.
NG
>> Check the following.
●
10A fuse [No. 6, located in fuse block (J/B) No. 1]
●
Harness for open or short between multifunction
switch (security indicator lamp) and fuse.
Diagnostic Procedure 3
EIS003QD
CHECK DOOR UNLOCK SENSOR
1.
CHECK DOOR UNLOCK SENSOR INPUT SIGNAL
With CONSULT-II
Check door unlock sensor “LOCK SIG” in “DATA MONITOR” mode with CONSULT-II.
Without CONSULT-II
Check door lock knob operation in Switch monitor mode.
Refer to Remote keyless entry system
.
OK or NG
OK
>> Door unlock sensor is OK.
NG
>> GO TO 2. (Diagnose the malfunctioning door parts in
accordance with the following charts.)
Battery voltage should exist.
PIIA0380E
When door is locked
: LOCK SIG LOCK
When door is unlocked
: LOCK SIG UNLK
PIIA2803E
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