Infiniti QX56 (Z62). Manual — part 452
DLN-8
< PREPARATION >
[TRANSFER: ATX90A]
PREPARATION
PREPARATION
PREPARATION
Special Service Tools
INFOID:0000000006222212
The actual shapes of Kent-Moore tools may differ from those of special service tools illustrated here.
Commercial Service Tools
INFOID:0000000006222213
Tool number
(Kent-Moore No.)
Tool name
Description
ST30701000
(J-25742-2)
Drift
a: 61.5 mm (2.421 in) dia.
b: 41 mm (1.61 in) dia.
Removing dust shield from companion flange
KV40104710
(
—
)
Drift
a: 76.3 mm (3.004 in) dia.
b: 67.9 mm (2.673 in) dia.
• Installing rear oil seal
• Installing input oil seal
KV10119400
(
—
)
Spline socket
• Installing transfer control actuator
• Installing transfer rotary position sensor
ZZA1000D
ZZA1003D
ZZA1205D
Tool name
Description
Puller
• Removing dust shield from shaft flange
• Removing dust shield from companion
flange
Replacer
• Removing dust shield from shaft flange
• Removing dust shield from companion
flange
ZZA0119D
ZZA0700D
PREPARATION
DLN-9
< PREPARATION >
[TRANSFER: ATX90A]
C
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F
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B
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Drift
a: 63 mm (2.48 in) dia.
b: 59 mm (2.32 in) dia.
Installing front oil seal
Power tool
Loosening bolts and nuts
Tool name
Description
ZZA1003D
PBIC0190E
DLN-10
< SYSTEM DESCRIPTION >
[TRANSFER: ATX90A]
COMPONENT PARTS
SYSTEM DESCRIPTION
COMPONENT PARTS
Component Parts Location
INFOID:0000000006222214
1.
ECM
Refer to
.
2.
ABS actuator and electric unit (con-
trol unit)
Refer to
3.
Steering angle sensor
Refer to
4.
Control valve & TCM
Refer to
SYSTEM : Component Parts Loca-
tion"
5.
Transfer control unit
6.
4WD switch assembly
7.
Transfer lock position sensor
8.
Transfer Hi-Lo position sensor
9.
Transfer rotary position sensor
10.
Transfer control actuator
11.
Transfer fluid temperature sensor
A.
Back of glove box assembly
B.
4WD indicator lamp, 4WD warning
lamp, ATP warning lamp (in combina-
tion meter)
C.
Console assembly
D.
Transfer assembly upper side
E.
Transfer assembly under side
JPDIE0270GB
COMPONENT PARTS
DLN-11
< SYSTEM DESCRIPTION >
[TRANSFER: ATX90A]
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Component Description
INFOID:0000000006222215
Transfer Control Unit
INFOID:0000000006222216
• Transfer control unit operates transfer control actuator, 4WD warning lamp and 4WD mode indicator lamp
according to input signal from 4WD shift switch and each sensor and control unit.
• When 4WD system is malfunctioning, 4WD warning lamp turns ON and fail-safe status activates.
• When protection is necessary, 4WD warning lamp blinks and protection status activates.
Transfer Control Actuator
INFOID:0000000006222217
Transfer control actuator integrates transfer motor, transfer internal position sensor, and transfer motor tem-
perature sensor, and switches 4WD mode (AUTO
⇔
4H
⇔
4L).
TRANSFER MOTOR
Transfer motor operates according to signal from transfer control unit and switches 4WD mode
(AUTO
⇔
4H
⇔
4L). It also performs front and rear distribution of traction force during AUTO mode.
TRANSFER INTERNAL SPEED SENSOR
Transfer internal speed sensor detects rotation status of transfer motor and transmits signal to transfer control
unit.
TRANSFER MOTOR TEMPERATURE SENSOR
• Transfer motor temperature sensor measures temperature of transfer motor.
Component parts
Reference/Function
Transfer control unit
DLN-11, "Transfer Control Unit"
Transfer control actua-
tor
Transfer motor
DLN-11, "Transfer Control Actuator"
Transfer internal speed
sensor
DLN-11, "Transfer Control Actuator"
Transfer motor temper-
ature sensor
DLN-11, "Transfer Control Actuator"
Transfer Hi-Lo position sensor
DLN-12, "Transfer Hi-Lo Position Sensor"
Transfer rotary position sensor
DLN-12, "Transfer Rotary Position Sensor"
Transfer lock position sensor
DLN-12, "Transfer Lock Position Sensor"
Transfer fluid temperature sensor
DLN-12, "Transfer Fluid Temperature Sensor"
4WD mode switch
DLN-18, "4WD SYSTEM : System Description"
4WD indicator lamp
DLN-18, "4WD SYSTEM : System Description"
4WD warning lamp
DLN-18, "4WD SYSTEM : System Description"
ATP warning lamp
DLN-18, "4WD SYSTEM : System Description"
ABS actuator and electric unit (control unit)
Transmits the following signals via CAN communication line to transfer control unit.
• Vehicle speed signal (ABS)
• Stop lamp switch signal (brake signal)
• ABS operation signal
• VDC operation signal
• TCS operation signal
Steering angle sensor
Transmits the following signals via CAN communication line to transfer control unit.
• Steering angle sensor signal
ECM
Transmits the following signals via CAN communication line to transfer control unit.
• Accelerator pedal position signal
• Engine speed signal
• Engine torque signal
TCM
Transmits the following signals via CAN communication line to transfer control unit.
• Shift position signal
• Gear position signal
• Output shaft revolution signal
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