Infiniti FX35, FX50 (S51). Manual — part 19
ADP-68
< DTC/CIRCUIT DIAGNOSIS >
LIFTING SWITCH (REAR)
LIFTING SWITCH (REAR)
Description
INFOID:0000000005249692
Lifting switch (rear) is equipped to the power seat switch on the seat cushion side surface. The operation sig-
nal is inputted to the driver seat control unit when the lifting switch (rear) is operated.
Component Function Check
INFOID:0000000005249693
1.
CHECK FUNCTION
1.
Turn ignition switch ON.
2.
Select “LIFT RR SW-UP”, “LIFT RR SW-DN” in “Data monitor” mode with CONSULT-III.
3.
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:0000000005249694
1.
CHECK LIFTING SWITCH (REAR) SIGNAL
1.
Turn ignition switch OFF.
2.
Disconnect power seat switch connector.
3.
Turn ignition switch ON.
4.
Check voltage between power seat switch harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> GO TO 2.
2.
CHECK LIFTING SWITCH (REAR) CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect driver seat control unit connector.
3.
Check continuity between driver seat control unit harness connector and power seat switch harness con-
nector.
4.
Check continuity between driver seat control unit harness connector 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
(+)
(–)
Voltage (V)
(Approx.)
Power seat switch
Connector
Terminal
B459
14
Ground
Battery voltage
29
Driver seat control unit
Power sear switch
Continuity
Connector
Terminal
Connector
Terminal
B451
14
B459
14
Existed
29
29
LIFTING SWITCH (REAR)
ADP-69
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
H
I
K
L
M
A
B
ADP
N
O
P
Is the inspection result normal?
YES
>> Replace driver seat control unit. Refer to
ADP-215, "Removal and Installation"
NO
>> Repair or replace harness.
3.
CHECK LIFTING SWITCH (REAR)
ADP-69, "Component Inspection"
.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Replace power seat switch. Refer to
ADP-218, "Removal and Installation"
.
4.
CHECK INTERMITTENT INCIDENT
GI-36, "Intermittent Incident"
.
>> INSPECTION END
Component Inspection
INFOID:0000000005249695
1.
CHECK LIFTING SWITCH (REAR)
1.
Turn ignition switch OFF.
2.
Disconnect power seat switch connector.
3.
Check continuity between power seat switch terminals.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace power seat switch. Refer to
ADP-218, "Removal and Installation"
.
Driver seat control unit
Ground
Continuity
Connector
Terminal
B451
14
Not existed
29
Power seat switch
Condition
Continuity
Terminal
32
14
Lifting switch rear (up)
Operate
Existed
Release
Not existed
29
Lifting switch rear (down)
Operate
Existed
Release
Not existed
ADP-70
< DTC/CIRCUIT DIAGNOSIS >
TILT SWITCH
TILT SWITCH
Description
INFOID:0000000005249696
Tilt switch is equipped to the steering column. The operation signal is inputted to the automatic drive positioner
control unit when the tilt switch is operated.
Component Function Check
INFOID:0000000005249697
1.
CHECK FUNCTION
1.
Turn ignition switch ON.
2.
Select “TILT SW-UP”, “TILT SW-DOWN” in “Data monitor” mode with CONSULT-III.
3.
Check tilt switch signal under the following conditions.
Is the indication normal?
YES
>> INSPECTION END
NO
>> Perform diagnosis procedure. Refer to
Diagnosis Procedure
INFOID:0000000005249698
1.
CHECK TILT SWITCH SIGNAL
1.
Turn ignition switch OFF.
2.
Disconnect tilt & telescopic switch connector.
3.
Turn ignition switch ON.
4.
Check voltage between tilt & telescopic switch harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> GO TO 2.
2.
CHECK TILT SWITCH CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect automatic drive positioner control unit connector.
3.
Check continuity between automatic drive positioner control unit harness connector and tilt & telescopic
switch harness connector.
4.
Check continuity between automatic drive positioner control unit harness connector and ground.
Monitor item
Condition
Status
TILT SW-UP
Tilt switch (up)
Operate
ON
Release
OFF
TILT SW-DOWN
Tilt switch (down)
Operate
ON
Release
OFF
(+)
(–)
Voltage (V)
(Approx.)
Tilt & telescopic switch
Connector
Terminal
M31
4
Ground
Battery voltage
5
Automatic drive positioner control unit
Tilt & telescopic switch
Continuity
Connector
Terminal
Connector
Terminal
M51
1
M31
4
Existed
17
5
TILT SWITCH
ADP-71
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
H
I
K
L
M
A
B
ADP
N
O
P
Is the inspection result normal?
YES
>> Replace automatic drive positioner control unit. Refer to
ADP-216, "Removal and Installation"
.
NO
>> Repair or replace harness.
3.
CHECK TILT SWITCH
ADP-71, "Component Inspection"
.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Replace tilt & telescopic switch. Refer to
ADP-219, "Removal and Installation"
.
4.
CHECK INTERMITTENT INCIDENT
GI-36, "Intermittent Incident"
.
>> INSPECTION END
Component Inspection
INFOID:0000000005249699
1.
CHECK TILT SWITCH
1.
Turn ignition switch OFF.
2.
Disconnect tilt & telescopic switch connector.
3.
Check continuity between tilt & telescopic switch terminals.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace tilt & telescopic switch. Refer to
ADP-219, "Removal and Installation"
Automatic drive positioner control unit
Ground
Continuity
Connector
Terminal
M51
1
Not existed
17
Tilt & telescopic switch
Condition
Continuity
Terminal
1
4
Tilt switch (up)
Operate
Existed
Release
Not existed
5
Tilt switch (down)
Operate
Existed
Release
Not existed
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