Infiniti QX56 (Z62). Manual — part 30
LIFTING MOTOR (REAR)
ADP-113
< 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.
NO
>> Repair or replace harness or connector.
Driver seat control unit
Ground
Continuity
Connector
Terminal
B451
41
Not existed
42
ADP-114
< DTC/CIRCUIT DIAGNOSIS >
TILT MOTOR
TILT MOTOR
Component Function Check
INFOID:0000000006248410
1.
CHECK FUNCTION
1.
Select “TILT MOTOR” in “Active test” mode with CONSULT-III.
2.
Check the tilt motor operation.
Is the operation of relevant parts normal?
YES
>> INSPECTION END
NO
>> Perform diagnosis procedure. Refer to
ADP-114, "Diagnosis Procedure"
.
Diagnosis Procedure
INFOID:0000000006248411
1.
CHECK TILT MOTOR INPUT SIGNAL
1.
Turn ignition switch OFF.
2.
Disconnect tilt motor connector.
3.
Turn ignition switch ON.
4.
Perform “Active test” (“TILT MOTOR”) with CONSULT-III.
5.
Check voltage between tilt motor harness connector and ground.
Is the inspection result normal?
YES
>> Replace tilt motor (built in steering column assembly).
NO
>> GO TO 2.
2.
CHECK TILT MOTOR CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect automatic drive positioner control unit.
3.
Check continuity between automatic drive positioner control unit harness connector and tilt motor harness
connector.
4.
Check continuity between automatic drive positioner control unit harness connector and ground.
Test item
Description
TILT MOTOR
OFF
Steering tilt
Stop
UP
Upward
DWN
Downward
(+)
(-)
Condition
Voltage (V)
(Approx.)
Tilt motor
Connector
Terminals
M116
1
Ground
TILT MOTOR
OFF
0
UP
0
DWN (down)
12
2
OFF
0
UP
12
DWN (down)
0
Automatic drive positioner control unit
Tilt motor
Continuity
Connector
Terminal
Connector
Terminal
M104
28
M116
1
Existed
29
2
TILT MOTOR
ADP-115
< 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.
NO
>> Repair or replace harness or connector.
Automatic drive positioner control unit
Ground
Continuity
Connector
Terminal
M104
28
Not existed
29
ADP-116
< DTC/CIRCUIT DIAGNOSIS >
TELESCOPIC MOTOR
TELESCOPIC MOTOR
Component Function Check
INFOID:0000000006248412
1.
CHECK FUNCTION
1.
Select “TELESCO MOTOR” in “Active test” mode with CONSULT-III.
2.
Check the telescopic motor operation.
Is the operation of relevant parts normal?
YES
>> INSPECTION END
NO
>> Perform diagnosis procedure. Refer to
ADP-116, "Diagnosis Procedure"
.
Diagnosis Procedure
INFOID:0000000006248413
1.
CHECK TELESCOPIC MOTOR INPUT SIGNAL
1.
Turn ignition switch OFF.
2.
Disconnect telescopic motor connector.
3.
Turn ignition switch ON.
4.
Perform “Active test” (“TELESCO MOTOR”) with CONSULT-lll
5.
Check voltage between telescopic motor harness connector and ground.
Is the inspection result normal?
YES
>> Replace telescopic motor (built in steering column assembly).
NO
>> GO TO 2.
2.
CHECK TELESCOPIC MOTOR CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect automatic drive positioner control unit.
3.
Check continuity between automatic drive positioner control unit harness connector and telescopic motor
harness connector.
4.
Check continuity between automatic drive positioner control unit harness connector and ground.
Test item
Description
TELESCO MOTOR
OFF
Steering telescopic
Stop
FR Forward
RR
Backward
(+)
(-)
Condition
Voltage (V)
(Approx.)
Telescopic motor
Connector
Terminals
M117
1
Ground
TELESCOPIC MO-
TOR
OFF
0
FR (forward)
0
RR (backward)
12
2
OFF
0
FR (forward)
12
RR (backward)
0
Automatic drive positioner control unit
Telescopic motor
Continuity
Connector
Terminal
Connector
Terminal
M75
26
M117
1
Existed
29
2
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