Infiniti Q45. Manual — part 299
WARNING CHIME
DI-63
C
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F
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3.
CHECK GROUND CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect BCM connector.
3.
Check continuity between BCM harness connector M4 terminals
56, 113 and ground.
OK or NG
OK
>> Power supply and ground circuit are OK. Return to
NG
>> Repair ground harness.
Warning Chime Circuit Inspection
NKS001C9
1.
CHECK POWER SUPPLY CIRCUIT OF WARNING CHIME
1.
Turn ignition switch OFF.
2.
Disconnect warning chime connector.
3.
Check voltage between warning chime harness connector M74
terminal 1 and ground.
OK or NG
OK
>> GO TO 2.
NG
>> Repair harness between fuse and warning chime.
2.
CHECK WARNING CHIME OPEN CIRCUIT
1.
Disconnect BCM connector.
2.
Check continuity between warning chime harness connector
M74 terminal 3 and BCM harness connector M4 terminal 12.
OK or NG
OK
>> GO TO 3.
NG
>> Repair harness or connector.
3.
CHECK WARNING CHIME SHORT CIRCUIT
Check continuity between warning chime harness connector M74
terminal 3 and ground.
OK or NG
OK
>> GO TO 4.
NG
>> Repair harness or connector.
56 – Ground
: Continuity should exist.
113 – Ground
SKIB0668E
1 – Ground
: Battery voltage
SKIB0687E
3 – 12
: Continuity should exist.
SKIB0688E
3 – Ground
: Continuity should not exist.
SKIB0689E
DI-64
WARNING CHIME
4.
CHECK WARNING CHIME OPERATION
1.
Connect warning chime connector.
2.
Ground warning chime harness connector M74 terminal 3.
OK or NG
OK
>> Warning chime circuit is OK. Return to
NG
>> Replace warning chime.
Front Door Switch (Driver Side) Input Signal Inspection
NKS001CA
1.
CHECK FRONT DOOR SWITCH (DRIVER SIDE) INPUT SIGNAL
With CONSULT-II
●
Check front door switch “DOOR SW-DR” in “DATA MONITOR”
mode with CONSULT-II.
Without CONSULT-II
●
Check front door switch (driver side) in “SWITCH MONITOR”
mode, refer to
.
OK or NG
OK
>> Front door switch (driver side) input signal is OK. Return
to
.
NG
>> GO TO 2.
2.
CHECK FRONT DOOR SWITCH (DRIVER SIDE) CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect BCM connector and front door switch (driver side) connector.
3.
Check continuity between BCM harness connector B4 terminal
142 and front door switch (driver side) connector B20 terminal 1.
4.
Check continuity between BCM harness connector B4 terminal
142 and ground
OK or NG
OK
>> GO TO 3.
NG
>> Repair harness or connector.
3.
CHECK DOOR SWITCH (DRIVER SIDE)
Check front door switch (driver side). Refer to
DI-68, "FRONT DOOR SWITCH (DRIVER SIDE)"
OK or NG
OK
>> Replace BCM.
NG
>> Replace front door switch (driver side).
3 – Ground
: Warning chime should operate.
SKIB0690E
“DOOR SW-DR”
When driver door is open
: ON
When driver door is closed
: OFF
SEL502W
142 – 1
: Continuity should exist.
142 – Ground
: Continuity should not exist.
SKIB0691E
WARNING CHIME
DI-65
C
D
E
F
G
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A
B
DI
Lighting Switch Input Signal Inspection
NKS001CB
1.
CHECK LIGHTING SWITCH INPUT SIGNAL
With CONSULT-II
●
Check lighting switch “HD/LMP 1ST SW” in “DATA MONITOR”
mode with CONSULT-II.
Without CONSULT-II
●
Check lighting switch in switch monitor mode, refer to
OK or NG
OK
>> Lighting switch input signal is OK. Return to
.
NG
>> GO TO 2.
2.
CHECK TAIL LAMP RELAY CONTROL SIGNAL
1.
Turn ignition switch OFF.
2.
Disconnect BCM connector.
3.
Check voltage between BCM harness connector M4 terminal 3
and ground.
OK or NG
OK
>> Replace BCM.
NG
>> Repair harness between BCM and tail lamp relay.
“HD/LMP 1ST SW”
When lighting switch is 1ST or 2ND
: ON
When lighting switch is OFF
: OFF
SEL500W
3 – Ground
When lighting switch is 1ST or 2ND
: Approx. 12 V
When lighting switch is OFF
: Approx. 0 V
SKIB0695E
DI-66
WARNING CHIME
Key Switch Insert Signal Inspection
NKS001CC
1.
CHECK KEY SWITCH INPUT SIGNAL
With CONSULT-II
●
Check key switch “IGN KEY SW” in “DATA MONITOR” mode
with CONSULT-II.
Without CONSULT-II
1.
Disconnect BCM connector.
2.
Check voltage between BCM harness connector M4 terminal 69
and ground.
OK or NG
OK
>> Key switch insert signal is OK. Return to
NG
>> GO TO 2.
2.
CHECK KEY SWITCH CIRCUIT
1.
Remove key from the ignition key cylinder.
2.
Disconnect key switch and key lock solenoid (key switch) con-
nector.
3.
Check continuity between BCM harness connector M4 terminal
69 and key switch and key lock solenoid (key switch) harness
connector M64 terminal 4.
OK or NG
OK
>> GO TO 3.
NG
>> Repair harness or connector.
“IGN KEY SW”
When key is inserted to ignition key cylinder
: ON
When key is removed to ignition key cylinder
: OFF
SEL532W
69 – Ground
When key is inserted to
ignition key cylinder
: Approx. 12 V
When key is removed to
ignition key cylinder
: Approx. 0 V
SKIB0692E
69 – 4
: Continuity should exist.
SKIB0693E
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