Infiniti G37 Coupe. Manual — part 21
ADP-78
< COMPONENT DIAGNOSIS >
SLIDING LIMIT SWITCH
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace harness.
4.
CHECK DRIVER SEAT CONTROL UNIT OUTPUT
1.
Connect driver seat control unit connector.
2.
Check voltage between driver seat control unit harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Replace driver seat control unit. Refer to
ADP-236, "Removal and Installation"
5.
CHECK SLIDING LIMIT SWITCH
ADP-78, "Component Inspection"
.
Is the inspection result normal?
YES
>> Check intermittent incident. Refer to
GI-38, "Intermittent Incident"
NO
>> Replace sliding limit switch. (Built in seat cushion frame.)
Component Inspection
INFOID:0000000001838046
1.
CHECK SLIDING LIMIT SWITCH
1.
Turn ignition switch OFF.
2.
Disconnect sliding limit switch connector.
3.
Check continuity between sliding limit switch terminals.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace sliding limit switch. (Built in seat cushion frame.)
Sliding limit switch
Ground
Continuity
Connector
Terminal
B514
32
Ground
Existed
Driver seat control unit
Ground
Voltage (V)
(Approx.)
Connector
Terminal
B503
4
Ground
5
Sliding limit switch
Condition
Continuity
Terminal
4
32
Seat sliding
Front edge
Not existed
Other than above
Existed
POWER WALK-IN SWITCH
ADP-79
< COMPONENT DIAGNOSIS >
C
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F
G
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A
B
ADP
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POWER WALK-IN SWITCH
Description
INFOID:0000000001838050
Power walk-in switch is installed on seat back. The operation signal is inputted to driver seat control unit when
power walk-in switch is operated.
Component Function Check
INFOID:0000000001838051
1.
CHECK FUNCTION
1.
Select “WALK-IN SW” in “Data Monitor” mode with CONSULT-III.
2.
Check the power walk-in switch signal under the following condition.
Is the indication normal?
YES
>> INSPECTION END
NO
>> Refer to
.
Diagnosis Procedure
INFOID:0000000001838052
1.
CHECK POWER WALK-IN SWITCH SIGNAL
1.
Turn ignition switch OFF.
2.
Check voltage between driver seat control unit harness connector and ground.
Is the inspection result normal?
YES
>> Check intermittent incident. Refer to
GI-38, "Intermittent Incident"
.
NO
>> GO TO 2.
2.
CHECK POWER WALK-IN SWITCH CIRCUIT
1.
Disconnect driver seat control unit connector and power walk-in switch connector.
2.
Check continuity between driver seat control unit harness connector and power walk-in switch harness
connector.
3.
Check continuity between driver seat control unit harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace harness.
3.
CHECK POWER WALK-IN SWITCH GROUND CIRCUIT
Check continuity between power walk-in switch harness connector and ground.
Test item
Condition
Status
WALK-IN SW
Power walk-in switch
Pressed
ON
Released
OFF
Driver seat control unit
Ground
Condition
Voltage (V)
(Approx.)
Connector
Terminal
B503
30
Ground
Power walk-
in switch
Pressed
0
Released
Battery voltage
Driver seat control unit
Power walk-in switch
Continuity
Connector
Terminal
Connector
Terminal
B503
30
B513
30
Existed
Driver seat control unit
Ground
Continuity
Connector
Terminal
B503
30
Ground
Not existed
ADP-80
< COMPONENT DIAGNOSIS >
POWER WALK-IN SWITCH
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace harness.
4.
CHECK DRIVER SEAT CONTROL UNIT OUTPUT
1.
Connect driver seat control unit connector.
2.
Check voltage between driver seat control unit harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Replace driver seat control unit. Refer to
ADP-236, "Removal and Installation"
5.
CHECK POWER WALK-IN SWITCH
ADP-80, "Component Inspection"
.
Is the inspection result normal?
YES
>> Check intermittent incident. Refer to
GI-38, "Intermittent Incident"
.
NO
>> Replace power walk-in switch. (Built in walk-in lever.)
Component Inspection
INFOID:0000000001838053
1.
CHECK POWER WALK-IN SWITCH
1.
Turn ignition switch OFF.
2.
Disconnect power walk-in switch connector.
3.
Check continuity between power walk-in switch terminals.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace power walk-in switch.
Power walk-in switch
Ground
Continuity
Connector
Terminal
B513
32
Ground
Existed
Driver seat control unit
Ground
Voltage (V)
(Approx.)
Connector
Terminal
B503
30
Ground
Battery voltage
Power walk-in switch
Condition
Continuity
Terminal
30
32
Power walk-in
switch
Pressed
Not existed
Released
Existed
TILT SWITCH
ADP-81
< COMPONENT DIAGNOSIS >
C
D
E
F
G
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A
B
ADP
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TILT SWITCH
Description
INFOID:0000000001693698
Tilt switch is equipped on the steering column. The operation signal is inputted to the automatic drive posi-
tioner control unit when the tilt switch is operated.
Component Function Check
INFOID:0000000001693699
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:0000000001693700
1.
CHECK TILT SWITCH SIGNAL
1.
Turn ignition switch ON.
2.
Check voltage between automatic drive positioner control unit harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> GO TO 2.
2.
CHECK TILT SWITCH CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect automatic drive positioner control unit connector and tilt & telescopic switch 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-DN
Tilt switch (down)
Operate
ON
Release
OFF
Automatic drive positioner
control unit connector
Terminals
Condition
Voltage (V)
(Approx.)
(+)
(–)
M51
1
Ground
Tilt switch
Operate (up)
0
Release
Battery voltage
17
Operate (down)
0
Release
Battery voltage
Automatic drive positioner
control unit connector
Terminal
TIlt & telescopic switch
connector
Terminal
Continuity
M51
1
M31
4
Existed
17
5
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