Infiniti M45 (Y34). Manual — part 760
AUTOMATIC DRIVE POSITIONER
SE-61
C
D
E
F
G
H
J
K
L
M
A
B
SE
2.
CHECK FUNCTION
With CONSULT-II
Check operation with “TELESCO MOTOR” in ACTIVE TEST.
Without CONSULT-II
Carry out the self-diagnosis. Refer to
.
OK or NG
OK
>> System is OK.
NG
>> GO TO 3.
3.
CHECK HARNESS CONTINUITY
1.
Turn ignition switch OFF.
2.
Disconnect BCM and telescopic motor connector.
3.
Check continuity between BCM connector M4 terminals 101, 107 and telescopic motor connector M60
terminals 1, 2.
4.
Check continuity between BCM connector M4 terminals 101,
107 and body ground.
OK or NG
OK
>> GO TO 4.
NG
>> Repair or replace harness between BCM and telescopic
motor.
Test item
Description
TELESCO
MOTOR
The telescopic motor is activated by receiving the drive signal.
PIIA0277E
101 (P/L) – 1 (P/L)
: Continuity should exist.
107 (P/B) – 2 (P/B)
: Continuity should exist.
101 (P/L) – Ground
: Continuity should not exist.
107 (P/B) – Ground
: Continuity should not exist.
PIIA2929E
SE-62
AUTOMATIC DRIVE POSITIONER
4.
CHECK BCM OUTPUT SIGNAL
1.
Connect the BCM connector and telescopic motor connector.
2.
Check voltage between BCM connector.
OK or NG
OK
>> Replace telescopic motor.
NG
>> Replace BCM.
Steering Wheel Tilt Motor Circuit Inspection
AIS001K1
1.
CHECK STEERING WHEEL TILT MECHANISM
Check following.
1.
Operation malfunction caused by steering wheel tilt mechanism deformation or pinched harness and
other foreign materials.
2.
Operation malfunction and interference with other parts by poor installation.
OK or NG
OK
>> GO TO 2.
NG
>> Repair the malfunctioning part.
2.
CHECK FUNCTION
With CONSULT-II
Check operation with “TILT MOTOR” in ACTIVE TEST.
Without CONSULT-II
Carry out the self-diagnosis. Refer to
OK or NG
OK
>> System is OK.
NG
>> GO TO 3.
Connector
Terminals
(Wire color)
Condition
Voltage (V)
(Approx)
(+)
(–)
M4
101 (P/L)
107 (P/B)
Telescopic switch
(FR operation)
Battery volt-
age
Telescopic switch OFF
0
107 (P/B)
101 (P/L)
Telescopic switch
(RR operation)
Battery volt-
age
Telescopic switch OFF
0
PIIA3348E
Test item
Description
TILT MOTOR
The tilt motor is activated by receiving the drive signal.
PIIA0280E
AUTOMATIC DRIVE POSITIONER
SE-63
C
D
E
F
G
H
J
K
L
M
A
B
SE
3.
CHECK HARNESS CONTINUITY
1.
Turn ignition switch OFF.
2.
Disconnect BCM connector and tilt motor connector.
3.
Check continuity between BCM connector M4 terminals 102 (L/B), 103 (R) and tilt motor connector M58
terminals 1 (R), 2 (L/B).
4.
Check continuity between BCM connector M4 terminals 102 (L/
B), 103 (R) and body ground.
OK or NG
OK
>> GO TO 4.
NG
>> Repair or replace harness between BCM and tilt motor.
4.
CHECK BCM OUTPUT SIGNAL
1.
Connect BCM connector and tilt motor connector.
2.
Check voltage between BCM connector.
OK or NG
OK
>> Replace tilt motor.
NG
>> Replace BCM.
102 (L/B) – 2 (L/B)
: Continuity should exist.
103 (R) – 1 (R)
: Continuity should exist.
102 (L/B) – Ground
: Continuity should not exist.
103 (R) – Ground
: Continuity should not exist.
PIIA3266E
Connector
Terminals
(Wire color)
Condition
Voltage (V)
(Approx)
(+)
(–)
M4
102 (L/B)
103 (R)
Tilt switch
(DOWN operation)
Battery voltage
Tilt switch OFF
0
103 (R)
102 (L/B)
Tilt switch
(UP operation)
Battery voltage
Tilt switch OFF
0
PIIA3267E
SE-64
AUTOMATIC DRIVE POSITIONER
Seat Sliding Sensor Circuit Inspection
AIS001K2
1.
CHECK SLIDING SENSOR INPUT/OUTPUT SIGNAL
1.
Turn ignition switch OFF.
2.
Check signal between driver seat control unit connector and
body ground, with oscilloscope.
OK or NG
OK
>> System is OK.
NG
>> GO TO 2.
2.
CHECK SLIDING SENSOR MECHANISM
Check the operation malfunction caused by sliding rail deformation or parts are loose.
OK or NG
OK
>> GO TO 3.
NG
>> Repair the malfunctioning parts.
3.
CHECK HARNESS CONTINUITY
1.
Disconnect driver seat control unit connector and sliding motor connector.
2.
Check continuity between driver seat control unit connector
B143 terminals 20 (G/B), 32 (R/W) and sliding motor B146 ter-
minals 20 (G/B), 32A (R/W).
3.
Check continuity between driver seat control unit B143 terminals
20 (G/B), 32 (R/W) and body ground.
OK or NG
OK
>> Replace sliding motor.
NG
>> Repair or replace harness driver seat control unit and sliding motor.
Connector
Terminals
(Wire color)
Condition
Signal
(+)
(–)
B143
20 (G/B)
Ground
Sliding
motor
operation
PIIA3268E
SIIA0690J
20 (G/B) – 20 (G/B)
: Continuity should exist.
32 (R/W) – 32A (R/W)
: Continuity should exist.
20 (G/B) – Ground
: Continuity should not exist.
32 (R/W) – Ground
: Continuity should not exist.
PIIA3269E
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