Infiniti QX56 (JA60). Manual — part 17
LIFTING SWITCH (REAR)
ADP-59
< COMPONENT DIAGNOSIS >
C
D
E
F
G
H
I
K
L
M
A
B
ADP
N
O
P
LIFTING SWITCH (REAR)
Description
INFOID:0000000005147494
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 Check
INFOID:0000000005147495
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
Diagnosis Procedure
INFOID:0000000005147496
Regarding Wiring Diagram information, refer to
1.
CHECK LIFTING SWITCH (REAR) SIGNAL
1. Turn ignition switch OFF.
2. Check voltage between driver seat 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
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
Terminals
Condition
Voltage (V)
(Approx.)
(+)
(–)
B202
14
Ground
Lifting
switch
(rear)
Operate (down)
0
Release
Battery voltage
29
Operate (up)
0
Release
Battery voltage
PIIA4586E
ADP-60
< COMPONENT DIAGNOSIS >
LIFTING SWITCH (REAR)
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.
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-174, "Removal and Installation"
4.
CHECK LIFTING SWITCH (REAR)
ADP-60, "Component Inspection"
.
Is the inspection result normal?
YES
>> GO TO 5
NO
>> Replace power seat switch LH. Refer to
SE-69, "Disassembly and Assembly"
5.
CHECK INTERMITTENT INCIDENT
GI-38, "Intermittent Incident"
Is the inspection result normal?
YES
>> Replace driver seat control unit. Refer to
ADP-174, "Removal and Installation"
NO
>> Repair or replace the malfunctioning part.
Component Inspection
INFOID:0000000005147497
1.
CHECK LIFTING SWITCH (REAR)
Driver seat control
unit connector
Terminal
Power sear switch
LH connector
Terminal
Continuity
B202 (A)
14
B208 (B)
2
Yes
29
6
Driver seat control unit
connector
Terminal
Ground
Continuity
B202 (A)
14
No
29
ALJIA0314ZZ
Driver seat control unit
connector
Terminals
Voltage (V)
(Approx.)
(+)
(–)
B202
14
Ground
Battery voltage
29
PIIA4586E
LIFTING SWITCH (REAR)
ADP-61
< COMPONENT DIAGNOSIS >
C
D
E
F
G
H
I
K
L
M
A
B
ADP
N
O
P
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-69, "Disassembly and Assembly"
Terminal
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
ADP-62
< COMPONENT DIAGNOSIS >
TILT SWITCH
TILT SWITCH
Description
INFOID:0000000005147498
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 Check
INFOID:0000000005147499
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
Diagnosis Procedure
INFOID:0000000005147500
Regarding Wiring Diagram information, refer to
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
Monitor item
Condition
Status
TILT SW-UP
Tilt switch (up)
Operate
ON
Release
OFF
TILT SW-DN
Tilt switch (down)
Operate
ON
Release
OFF
Connector
Terminals
Condition
Voltage (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
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