air condition INFINITI QX4 2005 Factory Service Manual

AUTOMATIC DRIVE POSITIONER
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4. CHECK DRIVER SEAT CONTROL UNIT OUTPUT SIGNAL
1. Connect the driver seat control unit and lifting motor (rear).
2. Check voltage between driver seat control unit connector and
ground.
OK or NG
OK >> Replace lifting motor (rear).
NG >> Replace driver seat control unit.
Pedal Adjusting Motor Circuit InspectionEIS004XV
1. CHECK PEDAL ADJUSTING MECHANISM
Check the following.

Operation malfunction caused by pedal adjusting mechanism deformation or pinched harness or other
foreign materials

Operation malfunction and interference with other parts by poor installation
OK or NG
OK >> GO TO 2.
NG >> Repair or replace the malfunctioning part and check again.
2. CHECK FUNCTION
With CONSULT-II
Check operation with “ADJ PEDAL MOTOR” in ACTIVE TEST.
Without CONSULT-II
GO TO 3.
OK or NG
OK >> Pedal adjusting motor circuit is OK.
NG >> GO TO 3.
ConnectorTe r m i n a l s
(Wire color)
ConditionVoltage (V)
(Approx.)
(+) (–)
P338 (B/W)
GroundLifting switch (rear) ON
(UP operation)Battery voltage
Other than above 0
39 (Y)Lifting switch (rear) ON
(DOWN operation)Battery voltage
Other than above 0
PIIA4804E
Test item Description
ADJ PEDAL MOTORThe pedal adjusting motor is activated by receiving the
drive signal.
PIIA4555E

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3. CHECK PEDAL ADJUSTING MOTOR CIRCUIT HARNESS CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect automatic drive positioner control unit and pedal adjusting motor.
3. Check continuity between automatic drive positioner control unit connector M34 terminals 37, 45 and
pedal adjusting motor connector E109 terminals 1, 2.
4. Check continuity between automatic drive positioner control unit
connector M34 terminals 37, 45 and ground.
OK or NG
OK >> GO TO 4.
NG >> Repair or replace harness.
4. CHECK AUTOMATIC DRIVE POSITIONER CONTROL UNIT OUTPUT SIGNAL
1. Connect the automatic drive positioner control unit and pedal adjusting motor.
2. Check voltage between automatic drive positioner control unit
connector and ground.
OK or NG
OK >> Replace pedal adjusting motor.
NG >> Replace automatic drive positioner control unit.
Mirror Motor LH Circuit CheckEIS004XW
1. CHECK DOOR MIRROR LH MECHANISM
Check the following items.
Operation malfunction caused by a foreign object caught in door mirror face edge.
OK or NG
OK >> GO TO 2.
NG >> Repair or replace the malfunctioning parts, and check the symptom again.37 (G) - 1 (G) : Continuity should exist.
45 (R) - 2 (R) : Continuity should exist.
37 (G) - Ground : Continuity should not exist.
45 (R) - Ground : Continuity should not exist.
LIIA1755E
ConnectorTerminals
(Wire color)
ConditionVoltage (V)
(Approx.)
(+) (–)
M3437 (G)
GroundPedal adjusting switch
ON
(FORWARD operation)Battery voltage
Other than above 0
45 (R)Pedal adjusting switch
ON
(BACKWARD opera-
tion)Battery voltage
Other than above 0
PIIA4806E

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2. CHECK FUNCTION
With CONSULT–II
Check the operation with “MIRROR MOTOR LH” in the ACTIVE
TEST.
Without CONSULT–II
GO TO 3.
OK or NG
OK >> Mirror motor LH circuit is OK.
NG >> GO TO 3.
3. CHECK DOOR MIRROR MOTOR LH CIRCUIT HARNESS CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect automatic drive positioner control unit and door mirror LH.
3. Check continuity between automatic drive positioner control unit connector M33 terminals 16, 31, 32 and
door mirror LH connector D4 terminals 1, 2, 3.
4. Check continuity between automatic drive positioner control unit
connector M41 terminal 16, 31, 32 and ground.
OK or NG
OK >> GO TO 4.
NG >> Repair or replace harness.
4. CHECK MIRROR MOTOR SIGNAL
1. Turn ignition switch to ACC.
2. Check voltage between door mirror LH connector and ground.
OK or NG
OK >> Replace door mirror LH. Refer to GW-97, "Door Mirror Assembly" .
NG >> Repair or replace harness.
Test item Description
MIRROR MOTOR
LHThe mirror motor LH moves the mirror UP/DOWN and LEFT/
RIGHT by receiving the drive signal.
PIIA4784E
16 (O) - 3 (O) : Continuity should exist.
31 (R) - 1 (R) : Continuity should exist.
32 (BR) - 2 (BR) : Continuity should exist.
16 (O) - Ground : Continuity should not exist.
31 (R) - Ground : Continuity should not exist.
32 (BR) - Ground : Continuity should not exist.
LIIA0999E
ConnectorTerminals
(Wire color)
ConditionVoltage (V)
(Approx.)
(+) (–)
D41
(R)
GroundWhen motor is
operated UP1.5 - Battery voltage
Other than above 0
2
(BR)When motor is
operated LEFT1.5 - Battery voltage
Other than above 0
3
(O)When motor is
operated DOWN or RIGHT1.5 - Battery voltage
Other than above 0
LIIA1000E

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4. CHECK MIRROR MOTOR SIGNAL
1. Turn ignition switch to ACC.
2. Check voltage between door mirror RH connector and ground.
OK or NG
OK >> Replace door mirror motor RH. Refer to GW-97, "Door Mirror Assembly" .
NG >> Repair or replace harness.
Steering Wheel Tilt Circuit InspectionEIS004XY
1. CHECK STEERING WHEEL TILT MECHANISM
Check the following.

Operation malfunction caused by pedal adjusting mechanism deformation or pinched harness or other
foreign materials

Operation malfunction and interference with other parts by poor installation
OK or NG
OK >> GO TO 2.
NG >> Repair or replace the malfunctioning part and check again.
2. CHECK FUNCTION
With CONSULT-II
Check operation with “TILT MOTOR” in ACTIVE TEST.
Without CONSULT-II
GO TO 3.
OK or NG
OK >> Steering wheel tilt motor circuit is OK.
NG >> GO TO 3.
ConnectorTerminals
(Wire color)
ConditionVoltage (V)
(Approx.)
(+) (–)
D1071 (GR/R)
GroundMirror motor is operated
UP1.5 - Battery
voltage
Other than above 0
2 (V/R)Mirror motor is operated
LEFT1.5 - Battery
voltage
Other than above 0
3 (Y)Mirror motor is operated
DOWN or RIGHT1.5 - Battery
voltage
Other than above 0
LIIA1002E
Test item Description
TILT MOTOR The pedal adjust motor is activated by receiving the drive signal.
PIIA0280E

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3. CHECK STEERING WHEEL MOTOR HARNESS CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect automatic drive positioner control unit and steering wheel tilt motor.
3. Check continuity between automatic drive positioner control unit connector M34 terminals 35, 42 and
steering wheel tilt motor connector M68 terminals 1, 5.
4. Check continuity between automatic drive positioner control unit
connector M34 terminals 35, 42 and ground.
OK or NG
OK >> GO TO 4.
NG >> Repair or replace harness.
4. CHECK AUTOMATIC DRIVE POSITIONER CONTROL UNIT OUTPUT SIGNAL
1. Connect the automatic drive positioner control unit connector and steering wheel tilt motor.
2. Check voltage between automatic drive positioner control unit
connector and ground.
OK or NG
OK >> Replace steering wheel tilt motor. Refer to PS-9, "TILT MOTOR AND TILT SENSOR" .
NG >> Replace automatic drive positioner control unit.35 (R) - 1 (R) : Continuity should exist.
42 (V) - 5 (V) : Continuity should exist.
35 (R) - Ground : Continuity should not exist.
42 (V) - Ground : Continuity should not exist.
LIIA1431E
ConnectorTerminals
(Wire color)
ConditionVoltage (V)
(Approx.)
(+) (–)
M3435 (R)
GroundTilt switch ON
(UP operation)Battery voltage
Other than above 0
42 (V)Tilt switch ON
(DOWN operation)Battery voltage
Other than above 0
LIIA0482E

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Sliding Sensor Circuit InspectionEIS004XZ
1. CHECK FUNCTION
With CONSULT-II
Check operation with “SLIDE PULSE” on the DATA MONITOR to make sure the pulse changes.
Without CONSULT-II
1. Turn ignition switch OFF.
2. Check signal between driver seat control unit connector and
ground, with oscilloscope.
OK or NG
OK >> Sliding sensor circuit is OK.
NG >> GO TO 2.
2. CHECK SLIDING MOTOR SENSOR CIRCUIT HARNESS CONTINUITY
1. Disconnect driver seat control unit connector and sliding motor LH.
2. Check continuity between driver seat control unit connector P2
terminals 16, 24, 31 and sliding motor P4 terminals 1, 2, 3.
3. Check continuity between driver seat control unit P2 terminals
16, 24, 31 and ground.
OK or NG
OK >> Replace sliding motor.
NG >> Repair or replace harness.
Monitor item [OPERATION or UNIT] Contents
SLIDE PULSE —The seat sliding position (pulse) judged
from the sliding sensor signal is dis-
played
PIIA4558E
ConnectorTe r m i n a l s
(Wire color)
Condition Signal
(+) (–)
P2 24 (Y/G) GroundSliding
motor
operation
PIIA4556E
PIIA3277E
16 (W) - 3 (W) : Continuity should exist.
24 (Y/G) - 2 (Y/G) : Continuity should exist.
31 (L/Y) - 1 (L/Y) : Continuity should exist.
16 (W) - Ground : Continuity should not exist.
24 (Y/G) - Ground : Continuity should not exist.
31 (L/Y) - Ground : Continuity should not exist.
LIIA0706E

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Reclining Sensor Circuit InspectionEIS004Y0
1. CHECK FUNCTION
With CONSULT-II
Check operation with “RECLN PULSE” on the DATA MONITOR to make sure the pulse changes.
Without CONSULT-II
1. Turn ignition switch OFF.
2. Check signal between driver seat control unit connector and
ground, with oscilloscope.
OK or NG
OK >> Reclining sensor circuit is OK.
NG >> GO TO 2.
2. CHECK RECLINING MOTOR SENSOR CIRCUIT HARNESS CONTINUITY
1. Disconnect driver seat control unit and reclining motor LH.
2. Check continuity between driver seat control unit connector P2
terminals 9, 31 and reclining motor LH connector P5 terminals 1,
2.
3. Check continuity between driver seat control unit connector P2
terminals 9, 31 and ground.
OK or NG
OK >> Replace reclining motor.
NG >> Repair or replace harness.
Monitor item [OPERATION or UNIT] Contents
RECLN PULSE —The seat reclining position (pulse) judged
from the reclining sensor is displayed
PIIA4558E
ConnectorTe r m i n a l s
(Wire color)
Condition Signal
(+) (–)
P2 9 (L/R) GroundReclining
motor
operation
PIIA4559E
PIIA3278E
9 (L/R) - 1 (L/R) : Continuity should exist.
31 (L/Y) - 2 (L/Y) : Continuity should exist.
9 (L/R) - Ground : Continuity should not exist.
31 (L/Y) - Ground : Continuity should not exist.
LIIA0707E

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Lifting Sensor (Front) Circuit InspectionEIS004Y1
1. CHECK FUNCTION
With CONSULT-II
Check operation with “LIFT FR PULSE” on the DATA MONITOR to make sure the pulse changes.
Without CONSULT-II
1. Turn ignition switch OFF.
2. Check signal between driver seat control unit connector and
ground, with oscilloscope.
OK or NG
OK >> Front lifting sensor is OK.
NG >> GO TO 2.
2. CHECK FRONT LIFTING MOTOR SENSOR CIRCUIT HARNESS CONTINUITY
1. Disconnect driver seat control unit and lifting motor (front).
2. Check continuity between driver seat control unit connector P2 terminals 16, 25, 31 and lifting motor
(front) connector P6 terminals 1, 2, 3.
3. Check continuity between driver seat control unit connector P2
terminals 16, 25, 31 and ground.
OK or NG
OK >> Replace lifting motor (front).
NG >> Repair or replace harness.
Monitor item [OPERATION or UNIT] Contents
LIFT FR PULSE —The front lifting position (pulse) judged
from the lifting sensor (front) is dis-
played
PIIA4558E
ConnectorTe r m i n a l s
(Wire color)
Condition Signal
(+) (–)
P2 25 (LG) GroundLifting
motor
(front)
operation
PIIA4561E
PIIA3278E
16 (W) - 3 (W) : Continuity should exist.
25 (LG) - 2 (LG) : Continuity should exist.
31 (L/Y) - 1 (L/Y) : Continuity should exist.
16 (W) - Ground : Continuity should not exist.
25 (LG) - Ground : Continuity should not exist.
31 (L/Y) - Ground : Continuity should not exist.
LIIA0708E

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Lifting Sensor (Rear) Circuit InspectionEIS004Y2
1. CHECK FUNCTION
With CONSULT-II
Check operation with “LIFT RR PULSE” on the DATA MONITOR to make sure pulse changes.
Without CONSULT-II
1. Turn ignition switch OFF.
2. Check signal between driver seat control unit connector and
ground, with oscilloscope.
OK or NG
OK >> Rear lifting sensor circuit is OK.
NG >> GO TO 2.
2. CHECK REAR LIFTING MOTOR SENSOR CIRCUIT HARNESS CONTINUITY
1. Disconnect driver seat control unit and lifting motor (rear).
2. Check continuity between driver seat control unit connector P2 terminals 10, 16, 31 and lifting motor (rear)
connector P7 terminals 1, 2, 3.
3. Check continuity between driver seat control unit connector P2
terminals 10, 16, 31 and ground.
OK or NG
OK >> Replace lifting motor (rear).
NG >> Repair or replace harness.
Monitor item [OPERATION or UNIT]
LIFT RR PULSE —The rear lifting position (pulse) judged from
the lifting sensor (rear) is displayed.
PIIA4558E
ConnectorTe r m i n a l s
(Wire color)
Condition Signal
(+) (–)
P2 10 (W) GroundLifting
motor
(rear)
operation
PIIA4563E
PIIA3278E
10 (W) - 2 (W) : Continuity should exist.
16 (W) - 3 (W) : Continuity should exist.
31 (L/Y) - 1 (L/Y) : Continuity should exist.
10 (W) - Ground : Continuity should not exist.
16 (W) - Ground : Continuity should not exist.
31 (L/Y) - Ground : Continuity should not exist.
LIIA0709E

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2. CHECK MIRROR SENSOR INSPECTION
With CONSULT–II
Check that “ON” is displayed on “MIR/SEN LH R–L, MIR/
SEN LH U–D" in the DATA MONITOR.
Without CONSULT–II
1. Turn ignition switch to ACC.
2. Check voltage between door mirror LH connector and ground.
OK or NG
OK >> Mirror sensor LH is OK.
NG >> GO TO 3.
3. CHECK HARNESS CONTINUITY 1
1. Disconnect automatic drive positioner control unit and door mirror LH.
2. Check continuity between automatic drive positioner control unit connector M34 terminals 33, 41 and door
mirror LH connector D4 terminals 5, 6.
3. Check continuity between automatic drive positioner control unit
connector M34 terminal 33, 41 and ground.
OK or NG
OK >> GO TO 4.
NG >> Repair or replace harness.
Monitor item [OPERATION or
UNIT]Contents
MIR/
SENLHR–L“V”Voltage output from door mirror LH sensor (LH/
RH) is displayed.
MIR/
SENLHU–D“V”Voltage output from door mirror LH sensor (UP/
DOWN) is displayed.
Con-
nectorTerminals (Wire color)
ConditionVoltage (V)
(Approx.)
(+) (–)
D47 (L/Y)
GroundMirror motor is
operated UP or
DOWN Changes between
3.4 (close to peak) –
0.6 (close to valley)
8 (G)Mirror motor is
operated LEFT or
RIGHTChanges between
3.4 (close to right edge) –
0.6 (close to left edge)
PIIA4568E
LIIA1482E
33 (W/L) - 5 (W/L) : Continuity should exist.
41 (W/G) - 6 (W/G) : Continuity should exist.
33 (W/L) - Ground : Continuity should not exist.
41 (W/G) - Ground : Continuity should not exist.
LIIA1483E