Infiniti FX35, FX50 (S51). Manual — part 17
ADP-60
< DTC/CIRCUIT DIAGNOSIS >
POWER SUPPLY AND GROUND CIRCUIT
Is the inspection result normal?
YES
>> GO TO 2.
NO
>>
Check the following.
• Harness between driver seat control unit and fuse block (J/B).
• Circuit breaker.
2.
CHECK GROUND CIRCUIT
Check continuity between the driver seat control unit harness connector and ground.
Is the inspection result normal?
YES
>> Driver seat control unit power supply and ground circuit are OK.
NO
>> Repair or replace harness between driver seat control unit and ground.
DRIVER SEAT CONTROL UNIT : Special Repair Requirement
INFOID:0000000005249677
1.
PERFORM ADDITIONAL SERVICE
Perform additional service when removing battery negative terminal.
>> Refer to
ADP-8, "ADDITIONAL SERVICE WHEN REMOVING BATTERY NEGATIVE TERMINAL
.
AUTOMATIC DRIVE POSITIONER CONTROL UNIT
AUTOMATIC DRIVE POSITIONER CONTROL UNIT : Diagnosis Procedure
INFOID:0000000005249678
NOTE:
Do not disconnect the battery negative terminal and the driver seat control unit connector until DTC is con-
firmed with CONSULT-III.
1.
CHECK POWER SUPPLY CIRCUIT
1.
Turn ignition switch OFF.
2.
Check voltage between automatic drive positioner control unit harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace harness between automatic drive positioner control unit and fuse block (J/B).
2.
CHECK GROUND CIRCUIT
Check continuity between the automatic drive positioner control unit harness connector and ground.
(+)
(–)
Voltage (V)
(Approx.)
Driver seat control unit
Connector
Terminal
B452
33
Ground
Battery voltage
40
Driver seat control unit
Ground
Continuity
Connector
Terminal
B451
32
Existed
B452
48
(+)
(–)
Voltage (V)
(Approx.)
Automatic drive positioner control unit
Connector
Terminal
M52
34
Ground
Battery voltage
39
POWER SUPPLY AND GROUND CIRCUIT
ADP-61
< 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
>> Automatic drive positioner control unit power supply and ground circuit are OK.
NO
>> Repair or replace harness between automatic drive positioner control unit and ground.
AUTOMATIC DRIVE POSITIONER CONTROL UNIT : Special Repair Requirement
INFOID:0000000005249679
1.
PERFORM ADDITIONAL SERVICE
Perform additional service when removing battery negative terminal.
>> Refer to
ADP-8, "ADDITIONAL SERVICE WHEN REMOVING BATTERY NEGATIVE TERMINAL
.
Automatic drive positioner control unit
Ground
Continuity
Connector
Terminal
M52
40
Existed
48
ADP-62
< DTC/CIRCUIT DIAGNOSIS >
SLIDING SWITCH
SLIDING SWITCH
Description
INFOID:0000000005249680
Sliding switch is equipped to the power seat switch on the seat cushion side surface. The operation signal is
inputted to the driver seat control unit when the sliding switch is operated.
Component Function Check
INFOID:0000000005249681
1.
CHECK FUNCTION
1.
Turn ignition switch ON.
2.
Select “SLIDE SW-FR”, “SLIDE SW-RR” in “Data monitor” mode with CONSULT-III.
3.
Check sliding switch signal under the following conditions.
Is the indication normal?
YES
>> INSPECTION END
NO
>> Perform diagnosis procedure. Refer to
Diagnosis Procedure
INFOID:0000000005249682
1.
CHECK SLIDING SWITCH 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 SLIDING SWITCH 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
SLIDE SW-FR
Sliding switch (forward)
Operate
ON
Release
OFF
SLIDE SW-RR
Sliding switch (backward)
Operate
ON
Release
OFF
(+)
(–)
Voltage (V)
(Approx.)
Power seat switch
Connector
Terminal
B459
11
Ground
Battery voltage
26
Driver seat control unit
Power seat switch
Continuity
Connector
Terminal
Connector
Terminal
B451
11
B459
11
Existed
26
26
SLIDING SWITCH
ADP-63
< 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 SLIDING SWITCH
ADP-63, "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:0000000005249683
1.
CHECK SLIDING SWITCH
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
11
Not existed
26
Power seat switch
Condition
Continuity
Terminal
32
11
Sliding switch (backward)
Operate
Existed
Release
Not existed
26
Sliding switch (forward)
Operate
Existed
Release
Not existed
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