200 INFINITI QX56 2009 Factory Repair Manual
[x] Cancel search | Manufacturer: INFINITI, Model Year: 2009, Model line: QX56, Model: INFINITI QX56 2009Pages: 4171, PDF Size: 84.65 MB
Page 63 of 4171
SLIDING SWITCHADP-49
< COMPONENT DIAGNOSIS >
C
DE
F
G H
I
K L
M A
B
ADP
N
O P
SLIDING SWITCH
DescriptionINFOID:0000000003775553
Sliding switch is equipped to the power seat switch LH on the seat cushion trim cover. The operation signal is
input to the driver seat control unit when the sliding switch is operated.
Component Function CheckINFOID:0000000003775554
1. CHECK FUNCTION
1. Select “SLIDE SW-FR”, “SLIDE SW-RR” in “Data monitor” mode with CONSULT-III.
2. Check sliding switch signal under the following conditions.
Is the indication normal?
YES >> Inspection End.
NO >> Perform diagnosis procedure. Refer to ADP-49, "Diagnosis Procedure"
.
Diagnosis ProcedureINFOID:0000000003775555
1. CHECK SLIDING SWITCH SIGNAL
1. Turn ignition switch OFF.
2. Check voltage between driver s eat control unit harness connec-
tor and ground.
Is the inspection result normal?
YES >> GO TO 5
NO >> GO TO 2
2. CHECK SLIDING SWITCH CIRCUIT
1. Disconnect driver seat control unit and power seat switch LH.
2. Check continuity between driver seat control unit harness con-
nector and power seat switch LH harness connector.
3. Check continuity between driver seat control unit harness con-
nector and ground.
Monitor item Condition Status
SLIDE SW-FR Sliding switch (forward) Operate ON
Release OFF
SLIDE SW-RR Sliding switch (backward) Operate ON
Release OFF
Driver seat control
unit connector Te r m i n a l s
ConditionVoltage (V)
(Approx.)
(+) (–)
B202 11
Ground Sliding
switch Operate
(backward) 0
Release Battery
voltage
26 Operate
(forward) 0
Release Battery
voltage
PIIA4577E
Driver seat control
unit connector Te r m i n a l
Power seat switch
LH connector Terminal Continuity
B202 (A) 11
B208 (B) 1
Ye s
26 5
ALJIA0308ZZ
Revision: December 20092009 QX56
Page 64 of 4171
ADP-50
< COMPONENT DIAGNOSIS >
SLIDING SWITCH
Is the inspection result normal?
YES >> GO TO 3
NO >> Repair or replace harness.
3. CHECK DRIVER SEAT CONTROL UNIT OUTPUT
1. Connect the driver seat control unit.
2. Turn ignition switch ON.
3. Check voltage between driver seat control unit harness connec- tor and ground.
Is the inspection result normal?
YES >> GO TO 4
NO >> Replace driver seat control unit. Refer to ADP-165, "Removal and Installation"
.
4. CHECK SLIDING SWITCH
Refer to ADP-50, "Component Inspection"
.
Is the inspection result normal?
YES >> GO TO 5
NO >> Replace power seat switch LH. Refer to SE-68, "Disassembly and Assembly"
.
5. CHECK INTERMITTENT INCIDENT
Refer to GI-38, "Intermittent Incident"
.
Is the inspection result normal?
YES >> Replace driver seat control unit. Refer to ADP-165, "Removal and Installation".
NO >> Repair or replace malfunctioning part.
Component InspectionINFOID:0000000003775556
1. CHECK SLIDING SWITCH
1. Turn ignition switch OFF.
2. Disconnect power seat switch LH.
3. Check continuity between power seat switch LH terminals.
Is the inspection result normal?
YES >> Inspection End.
NO >> Replace power seat switch LH. Refer to SE-68, "Disassembly and Assembly"
.
Driver seat control unit
connector Terminal
GroundContinuity
B202 (A) 11
No
26
Driver seat control unit
connector Te r m i n a l s
Voltage (V)
(Approx.)
(+) (–)
B202 11
Ground Battery voltage
26
PIIA4577E
Te r m i n a l Condition Continuity
Power seat switch LH
7 1 Sliding switch (backward)
Operate Yes
Release No
5 Sliding switch (forward) Operate Yes
Release No
ALJIA0309ZZ
Revision: December 20092009 QX56
Page 65 of 4171
RECLINING SWITCHADP-51
< COMPONENT DIAGNOSIS >
C
DE
F
G H
I
K L
M A
B
ADP
N
O P
RECLINING SWITCH
DescriptionINFOID:0000000003775557
Reclining switch is equipped to the power seat switch LH on the seat cushion trim cover. The operation signal
is input to the driver seat control unit when the reclining switch is operated.
Component Function CheckINFOID:0000000003775558
1. CHECK FUNCTION
1. Select “RECLN SW-FR”, “RECLN SW-RR” in “Data monitor” mode with CONSULT-III.
2. Check reclining switch signal under the following conditions.
Is the indication normal?
YES >> Inspection End.
NO >> Perform diagnosis procedure. Refer to ADP-51, "Diagnosis Procedure"
.
Diagnosis ProcedureINFOID:0000000003775559
1. CHECK RECLINING SWITCH SIGNAL
1. Turn ignition switch OFF.
2. Check voltage between driver s eat control unit harness connec-
tor and ground.
Is the inspection result normal?
YES >> GO TO 5
NO >> GO TO 2
2. CHECK RECLINING SWITCH CIRCUIT
1. Disconnect driver seat control unit and power seat switch LH.
2. Check continuity between driver seat control unit harness con-
nector and power seat switch LH harness connector.
3. Check continuity between driver seat control unit harness con-
nector and ground.
Monitor item Condition Status
RECLN SW-FR Reclining switch (forward) Operate ON
Release OFF
RECLN SW-RR Reclining switch (backward) Operate ON
Release OFF
Driver seat
control unit
connector Te r m i n a l s
ConditionVoltage (V)
(Approx.)
(+) (–)
B202 12
Ground Reclining
switch Operate
(backward) 0
Release Battery voltage
27 Operate
(forward) 0
Release Battery voltage
PIIA4580E
Driver seat control unit connector Te r m i n a l
Power seat switch
LH connector Terminal Continuity
B202 (A) 12
B208 (B) 9
Ye s
27 10
ALJIA0310ZZ
Revision: December 20092009 QX56
Page 66 of 4171
ADP-52
< COMPONENT DIAGNOSIS >
RECLINING SWITCH
Is the inspection result normal?
YES >> GO TO 3
NO >> Repair or replace harness.
3. CHECK DRIVER SEAT CONTROL UNIT OUTPUT
1. Connect the driver seat control unit.
2. Turn ignition switch OFF.
3. Check voltage between driver seat control unit harness connec- tor and ground.
Is the inspection result normal?
YES >> GO TO 4
NO >> Replace driver seat control unit. Refer to ADP-165, "Removal and Installation"
.
4. CHECK RECLINING SWITCH
Refer to ADP-52, "Component Inspection"
.
Is the inspection result normal?
YES >> GO TO 5
NO >> Replace power seat switch LH. Refer to SE-68, "Disassembly and Assembly"
.
5. CHECK INTERMITTENT INCIDENT
Refer to GI-38, "Intermittent Incident"
.
Is the inspection result normal?
YES >> Replace driver seat control unit. Refer to ADP-165, "Removal and Installation".
NO >> Repair or replace the malfunctioning part.
Component InspectionINFOID:0000000003775560
1. CHECK RECLINING SWITCH
1. Turn ignition switch OFF.
2. Disconnect power seat switch LH.
3. Check continuity between power seat switch LH terminals.
Is the inspection result normal?
YES >> Inspection End.
NO >> Replace power seat switch LH. Refer to SE-68, "Disassembly and Assembly"
.
Driver seat control unit
connector Terminal
GroundContinuity
B202 (A) 12
No
27
Driver seat control
unit connector Te r m i n a l s
Voltage (V)
(Approx.)
(+) (–)
B202 12
Ground Battery voltage
27
PIIA4580E
Te r m i n a l s Condition Continuity
Power seat switch LH
7 3
Reclining switch
(backward) Operate Yes
Release No
4 Reclining switch
(forward) Operate Yes
Release No
ALJIA0311ZZ
Revision: December 20092009 QX56
Page 67 of 4171
LIFTING SWITCH (FRONT)ADP-53
< COMPONENT DIAGNOSIS >
C
DE
F
G H
I
K L
M A
B
ADP
N
O P
LIFTING SWITCH (FRONT)
DescriptionINFOID:0000000003775561
Lifting switch (front) is equipped to the power seat swit ch LH on the seat cushion trim cover. The operation sig-
nal is input to the driver seat control unit when the lifting switch (front) is operated.
Component Function CheckINFOID:0000000003775562
1. CHECK FUNCTION
1. Select “LIFT FR SW-UP”, “LIFT FR SW-DN” in “DATA MONITOR” mode with CONSULT-III.
2. Check lifting switch (front) signal under the following conditions.
Is the indication normal?
YES >> Inspection End.
NO >> Perform diagnosis procedure. Refer to ADP-53, "Diagnosis Procedure"
.
Diagnosis ProcedureINFOID:0000000003775563
1. CHECK LIFTING SWITCH SIGNAL
1. Turn ignition switch OFF.
2. Check voltage between driver s eat control unit harness connec-
tor and ground.
Is the inspection result normal?
YES >> GO TO 5
NO >> GO TO 2
2. CHECK LIFTING SWITCH (FRONT) CIRCUIT
1. Disconnect driver seat control unit and power seat switch LH.
2. Check continuity between driver seat control unit harness con-
nector and power seat switch LH harness connector.
3. Check continuity between driver seat control unit harness con-
nector and ground.
Monitor item Condition Status
LIFT FR SW-UP Lifting switch front (up) Operate ON
Release OFF
LIFT FR SW-DN Lifting switch front (down) Operate ON
Release OFF
Driver seat
control unit
connector Te r m i n a l s
ConditionVoltage (V)
(Approx.)
(+) (–)
B202 13
Ground Lifting
switch (front) Operate
(down) 0V
Release Battery
voltage
28 Operate (up) 0V
Release Battery
voltage
PIIA4583E
Driver seat control unit connector Te r m i n a lPower seat switch
LH connector Terminal Continuity
B202 (A) 13
B208 (B) 9
Ye s
28 10
ALJIA0312ZZ
Revision: December 20092009 QX56
Page 68 of 4171
ADP-54
< COMPONENT DIAGNOSIS >
LIFTING SWITCH (FRONT)
Is the inspection result normal?
YES >> GO TO 3
NO >> Repair or replace harness.
3. CHECK DRIVER SEAT CONTROL UNIT OUTPUT
1. Connect the driver seat control unit.
2. Turn ignition switch OFF.
3. Check voltage between driver seat control unit harness connec- tor and ground.
Is the inspection result normal?
YES >> GO TO 4
NO >> Replace driver seat control unit. Refer to ADP-165, "Removal and Installation"
.
4. CHECK LIFTING SWITCH (FRONT)
Refer to ADP-54, "Component Inspection"
.
Is the inspection result normal?
YES >> GO TO 5
NO >> Replace power seat switch LH. Refer to SE-68, "Disassembly and Assembly"
.
5. CHECK INTERMITTENT INCIDENT
Refer to GI-38, "Intermittent Incident"
.
Is the inspection result normal?
YES >> Replace driver seat control unit. Refer to ADP-165, "Removal and Installation".
NO >> Repair or replace the malfunctioning part.
Component InspectionINFOID:0000000003775564
1. CHECK LIFTING SWITCH (FRONT)
1. Turn ignition switch OFF.
2. Disconnect power seat switch LH.
3. Check continuity between power seat switch LH terminals.
Is the inspection result normal?
YES >> Inspection End.
NO >> Replace power seat switch LH. Refer to SE-68, "Disassembly and Assembly"
.
Driver seat control unit
connector Te r m i n a l
GroundContinuity
B202 (A) 13
No
28
Driver seat control unit
connector Te r m i n a l s
Voltage (V)
(Approx.)
(+) (–)
B202 13
Ground Battery voltage
28
PIIA4583E
Te r m i n a l Condition Continuity
Power seat switch LH
7 9 Lifting switch front (down)
Operate Yes
Release No
10 Lifting switch front (up) Operate Yes
Release No
ALJIA0313ZZ
Revision: December 20092009 QX56
Page 69 of 4171
LIFTING SWITCH (REAR)ADP-55
< COMPONENT DIAGNOSIS >
C
DE
F
G H
I
K L
M A
B
ADP
N
O P
LIFTING SWITCH (REAR)
DescriptionINFOID:0000000003775565
Lifting switch (rear) is equipped to the power seat switch LH on the seat cushion trim cover. The operation sig-
nal is inputted to the driver seat control unit when the lifting switch (rear) is operated.
Component Function CheckINFOID:0000000003775566
1. CHECK FUNCTION
1. Select “LIFT RR SW-UP”, “LIFT RR SW-DN” in “Data monitor” mode with CONSULT-III.
2. Check lifting switch (rear) signal under the following conditions.
Is the indication normal?
YES >> Inspection End.
NO >> Perform diagnosis procedure. Refer to ADP-55, "Diagnosis Procedure"
.
Diagnosis ProcedureINFOID:0000000003775567
1. CHECK LIFTING SWITCH (REAR) SIGNAL
1. Turn ignition switch OFF.
2. Check voltage between driver s eat control unit harness connec-
tor and ground.
Is the inspection result normal?
YES >> GO TO 5
NO >> GO TO 2
2. CHECK LIFTING SWITCH (REAR) CIRCUIT
1. Disconnect driver seat control unit and power seat switch LH.
2. Check continuity between driver seat control unit harness con-
nector and power seat switch LH harness connector.
3. Check continuity between driver seat control unit harness con-
nector and ground.
Monitor item Condition Status
LIFT RR SW-UP Lifting switch rear (up) Operate ON
Release OFF
LIFT RR SW-DN Lifting switch rear (down) Operate ON
Release OFF
Driver seat
control unit
connector Te r m i n a l s
ConditionVoltage (V)
(Approx.)
(+) (–)
B202 14
Ground Lifting
switch (rear) Operate (down) 0
Release Battery voltage
29 Operate (up) 0
Release Battery voltage
PIIA4586E
Driver seat control unit connector Te r m i n a lPower sear switch
LH connector Terminal Continuity
B202 (A) 14
B208 (B) 2
Ye s
29 6
ALJIA0314ZZ
Revision: December 20092009 QX56
Page 70 of 4171
ADP-56
< COMPONENT DIAGNOSIS >
LIFTING SWITCH (REAR)
Is the inspection result normal?
YES >> GO TO 3
NO >> Repair or replace harness.
3. CHECK DRIVER SEAT CONTROL UNIT OUTPUT
1. Connect the driver seat control unit.
2. Turn ignition switch OFF.
3. Check voltage between driver seat control unit harness connec- tor and ground.
Is the inspection result normal?
YES >> GO TO 4
NO >> Replace driver seat control unit. Refer to ADP-165, "Removal and Installation"
.
4. CHECK LIFTING SWITCH (REAR)
Refer to ADP-56, "Component Inspection"
.
Is the inspection result normal?
YES >> GO TO 5
NO >> Replace power seat switch LH. Refer to SE-68, "Disassembly and Assembly"
.
5. CHECK INTERMITTENT INCIDENT
Refer to GI-38, "Intermittent Incident"
.
Is the inspection result normal?
YES >> Replace driver seat control unit. Refer to ADP-165, "Removal and Installation".
NO >> Repair or replace the malfunctioning part.
Component InspectionINFOID:0000000003775568
1. CHECK LIFTING SWITCH (REAR)
1. Turn ignition switch OFF.
2. Disconnect power seat switch LH.
3. Check continuity between power seat switch LH terminals.
Is the inspection result normal?
YES >> Inspection End.
NO >> Replace power seat switch LH. Refer to SE-68, "Disassembly and Assembly"
.
Driver seat control unit
connector Terminal
GroundContinuity
B202 (A) 14
No
29
Driver seat control unit
connector Te r m i n a l s
Voltage (V)
(Approx.)
(+) (–)
B202 14
Ground Battery voltage
29
PIIA4586E
Te r m i n a l Condition Continuity
Power seat switch LH
7 2 Lifting switch rear (down)
Operate Yes
Release No
6 Lifting switch rear (up) Operate Yes
Release No
ALJIA0315ZZ
Revision: December 20092009 QX56
Page 71 of 4171
TILT SWITCHADP-57
< COMPONENT DIAGNOSIS >
C
DE
F
G H
I
K L
M A
B
ADP
N
O P
TILT SWITCH
DescriptionINFOID:0000000003775569
ADP steering switch is equipped to the steering column. The operation signal is input to the automatic drive
positioner control unit when the ADP steering switch is operated.
Component Function CheckINFOID:0000000003775570
1. CHECK FUNCTION
1. Select “TILT SW-UP”, “TILT SW-DN” in “Data monitor” mode with CONSULT-III.
2. Check tilt switch signal under the following conditions.
Is the indication normal?
YES >> Inspection End.
NO >> Perform diagnosis procedure. Refer to ADP-57, "Diagnosis Procedure"
.
Diagnosis ProcedureINFOID:0000000003775571
1. CHECK ADP STEERING SWITCH SIGNAL
1. Turn ignition switch OFF.
2. Check voltage between automatic drive positioner control unit
connector and ground.
Is the inspection result normal?
YES >> GO TO 4
NO >> GO TO 2
2. CHECK ADP STEERING SWITCH HARNESS CONTINUITY
1. Disconnect automatic drive positioner control unit and ADP steering switch.
2. Check continuity between automat ic drive positioner control unit
connector M33 terminals 1, 17 and ADP steering switch connec-
tor M16 terminals 2, 3.
3. Check continuity between automat ic drive positioner control unit
connector M33 terminals 1, 17 and ground.
Monitor item Condition Status
TILT SW-UP Tilt switch (up) Operate ON
Release OFF
TILT SW-DN Tilt switch (down) Operate ON
Release OFF
ConnectorTe r m i n a l s
ConditionVoltage (V)
(Approx.)
(+) (-)
M33 1
Ground ADP steering switch ON (UP
operation)
0
Other than above 5
17 ADP steering switch ON
(DOWN operation)
0
Other than above 5
LIIA0491E
1 - 2 : Continuity should exist.
17 - 3 : Continuity should exist.
LIIA1434E
Revision: December 20092009 QX56
Page 72 of 4171
ADP-58
< COMPONENT DIAGNOSIS >
TILT SWITCH
Is the inspection result normal?
YES >> GO TO 3
NO >> Repair or replace harness.
3. CHECK ADP STEERING SWITCH GROUND CIRCUIT
Check continuity between ADP steering switch connector M16 termi-
nal 1 and ground.
Is the inspection result normal?
YES >> Check the condition of the harness and connector.
NO >> Replace or replace harness.
4. CHECK TILT SWITCH
Refer to ADP-58, "Component Inspection"
.
Is the inspection result normal?
YES >> GO TO 5
NO >> Replace ADP steering switch. Refer to ADP-170, "Removal and Installation"
.
5. CHECK INTERMITTENT INCIDENT
Refer to GI-38, "Intermittent Incident"
.
Is the inspection result normal?
YES >> Replace automatic drive posit ioner control unit. Refer to ADP-166, "Removal and Installation".
NO >> Repair or replace the malfunctioning part.
Component InspectionINFOID:0000000003775572
1. CHECK ADP STEERING WHEEL TILT SWITCH
Check continuity between ADP steering switch terminals as follows.
Is the inspection result normal?
YES >> Inspection End.
NO >> Replace ADP steering switch. Refer to ADP-170,
"Removal and Installation".
1 - Ground : Continuity should not exist.
17 - Ground : Continuity should not exist.
1 - Ground : Continuity should exist.
LIIA0490E
Terminals Condition Continuity
2 1ADP steering switch ON (UP operation) Yes
Other than above No
3 ADP steering switch ON (DOWN operation) Yes
Other than above No
LIIA1435E
Revision: December 20092009 QX56