Infiniti Q45. Manual — part 829
AUTOMATIC DRIVE POSITIONER
SE-71
C
D
E
F
G
H
J
K
L
M
A
B
SE
2.
CHECK FUSE
Check if any of the following fuses is blown.
NOTE:
Refer to
SE-17, "Component Parts and Harness Connector Location"
OK or NG
OK
>> GO TO 3.
NG
>> If fuse is blown, be sure to eliminate cause of problem before installing new fuse. Refer to
3.
CHECK KEY SWITCH AND KEY LOCK SOLENOID POWER SUPPLY CIRCUIT
1.
Turn ignition switch OFF,
2.
Check voltage between key switch and key lock solenoid con-
nector M64 terminal 3 and ground.
OK or NG
OK
>> GO TO 4.
NG
>> Check harness between key switch and key lock sole-
noid and fuse.
4.
CHECK KEY SWITCH
1.
Disconnect key switch connector.
2.
Check continuity between key switch connector M64 terminal 3
and 4.
OK or NG
OK
>> GO TO 5.
NG
>> Replace key switch and key lock solenoid (key switch) switch.
Power source
Fuse No.
Unit
BAT power supply
32 (10A)
Fuse block (J/B) No. 2
3 (W) – Ground
: Battery voltage.
PIIA3286E
Connector
Terminals
Condition
Continuity
M64
3 4
Key is inserted in ignition key cylinder
Yes
Key is removed from ignition key cylinder
No
PIIA3044E
SE-72
AUTOMATIC DRIVE POSITIONER
5.
CHECK HARNESS CONTINUITY
1.
Disconnect key switch and key lock solenoid connector and BCM connector.
2.
Check continuity between key switch and key lock solenoid connector M64 terminal 4 and BCM connector
M4 terminal 69.
3.
Check continuity between key switch and key lock solenoid con-
nector M64 terminal 4 and ground.
OK or NG
OK
>> Check the condition of the harness and connector.
NG
>> Repair or replace harness between key switch and key
lock solenoid and BCM.
Check Front Door Switch (Driver Side) Circuit
NIS00134
1.
CHECK FUNCTION
With CONSULT-II
With "DOOR SW DR" on the DATA MONITOR, check ON/OFF oper-
ation when the driver door is open and closed.
Without CONSULT-II
Carry out "SWITCH MONITOR" in the self-diagnosis function, and open and close the driver door to check.
Refer to
OK or NG
OK
>> System is OK.
NG
>> GO TO 2.
2.
CHECK FRONT DOOR SWITCH (DRIVER SIDE)
1.
Turn ignition switch OFF.
2.
Disconnect door switch (driver side) connector.
3.
Check continuity between (driver side) door switch connector B20 terminal 1 and ground part of door
switch.
OK or NG
OK
>> GO TO 3.
NG
>> Replace door switch (driver side).
4 (PU/W) – 69 (PU/W)
: Continuity should exist.
4 (PU/W) – Ground
: Continuity should not exist.
PIIA3287E
Monitor item
[OPERATION or UNIT]
Contents
DOOR SW
DR
"ON/
OFF"
Door open (ON)/door closed (OFF) status judged from
the driver door switch is displayed.
PIIA0291E
Connector
Terminals
Condition
Continuity
B20
1
Ground part of
door switch
With the front door
switch (driver side)
pressed
No
With the front door
switch (driver side)
released
Yes
PIIA3351E
AUTOMATIC DRIVE POSITIONER
SE-73
C
D
E
F
G
H
J
K
L
M
A
B
SE
3.
CHECK HARNESS CONTINUITY
1.
Disconnect BCM connector.
2.
Check continuity between BCM connector M4 terminal 142 and
front door switch connector B20 terminal 1.
3.
Check continuity between BCM connector M4 terminal 142 and
ground.
OK or NG
OK
>> Replace BCM.
NG
>> Repair or replace harness between BCM and front door
switch (driver side).
Check Vehicle Speed Signal
NIS00135
1.
CHECK SYMPTOM
Check that the speedometer in the combination meter operates normally.
OK or NG
OK
>> GO TO 2.
NG
>> Check vehicle speed signal. Refer to
2.
CHECK FUNCTION
With CONSULT-II
With "VHCL SPEED SE" on the DATA MONITOR, Check vehicle
speed signal.
Without CONSULT-II
Perform the on-board diagnosis. Refer to
SE-50, "ON BOARD DIAGNOSIS FOR AUTOMATIC DRIVE POSI-
.
OK or NG
OK
>> System is OK.
NG
>> GO TO 3.
142 (W/R) – 1 (W/R)
: Continuity should exist.
142 (W/R) – Ground
: Continuity should not exist.
PIIA3346E
Monitor item
[OPERATION or UNIT]
Contents
VHCL
SPEED SE
"7km/
7km"
The present vehicle speed (less than 7 km/h (4 MPH), or
7 km/h (4 MPH) or higher) is displayed.
PIIA0291E
SE-74
AUTOMATIC DRIVE POSITIONER
3.
CHECK VEHICLE SPEED INPUT/OUTPUT
1.
Start the engine.
2.
Check signal between BCM connector and ground, with oscillo-
scope.
OK or NG
OK
>> Replace BCM.
NG
>> GO TO 4.
4.
CHECK HARNESS CONTINUITY
1.
Turn ignition switch OFF.
2.
Disconnect BCM and combination meter connector.
3.
Check continuity between BCM connector M4 terminal 49 and
combination meter connector M41 terminal 18.
4.
Check continuity between BCM connector M4 terminal 49 and
ground.
OK or NG
OK
>> Check meter control unit
NG
>> Repair or replace harness between BCM and combina-
tion meter.
Connector
Terminals
(Wire color)
Condition
Signal
(Reference value)
(+)
(–)
M4
49 (P/L)
Ground
Vehicle
speed is
approx.40
km/h
(25 MPH)
PIIA3289E
PIIA3279E
49 (P/L) – 18 (P/L)
: Continuity should exist.
49 (P/L) – Ground
: Continuity should not exist.
PIIA0308E
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