Infiniti QX4. Electrical System (2003 year). Manual — part 15
MEMORY AUTOMATIC SET
=NBEL0365S05
Two drive positions can be retained in the memory. Press memory switch to set driver’s seat to preset posi-
tion.
SEL592W
NOTE:
쐌
When memory switch for which driver’s seat positions are already retained in memory is pressed, new seat
positions will be retained in memory in place of the previously set positions.
쐌
Drive position is erased from the memory when battery cable is disconnected more than 30 seconds. After
connecting battery cable, perform initialization procedures.
SEL593W
GI
MA
EM
LC
EC
FE
AT
TF
PD
AX
SU
BR
ST
RS
BT
HA
SC
IDX
AUTOMATIC DRIVE POSITIONER
System Description (Cont’d)
EL-229
NOTE:
1) Do not keep cancel switch pressed as it will not operate.
2) Automatic exiting setting will be performed.
3) The driver’s seat position (see the following Table) operates in the order of priority.
The order of priority
Operated portion
1
Seat sliding
2
Seat reclining
3
Seat front lifting
4
Seat rear lifting
AUTOMATIC EXITING SETTING
NBEL0365S06
“Exiting” positions:
Driver’s seat ... Slides about 40 mm (1.57 in) rear from normal sitting position.
SEL594W
AUTOMATIC SET RETURN
NBEL0365S07
With driver’s seat set to the “exiting” position, operating one of the following procedures moves it to the posi-
tion previously retained in memory.
SEL595W
AUTOMATIC DRIVE POSITIONER
System Description (Cont’d)
EL-230
Schematic
NBEL0366
MEL327Q
GI
MA
EM
LC
EC
FE
AT
TF
PD
AX
SU
BR
ST
RS
BT
HA
SC
IDX
AUTOMATIC DRIVE POSITIONER
Schematic
EL-231
Wiring Diagram — AUT/DP —
NBEL0367
MEL616P
AUTOMATIC DRIVE POSITIONER
Wiring Diagram — AUT/DP —
EL-232
MEL617P
GI
MA
EM
LC
EC
FE
AT
TF
PD
AX
SU
BR
ST
RS
BT
HA
SC
IDX
AUTOMATIC DRIVE POSITIONER
Wiring Diagram — AUT/DP — (Cont’d)
EL-233
MEL401R
AUTOMATIC DRIVE POSITIONER
Wiring Diagram — AUT/DP — (Cont’d)
EL-234
MEL186M
GI
MA
EM
LC
EC
FE
AT
TF
PD
AX
SU
BR
ST
RS
BT
HA
SC
IDX
AUTOMATIC DRIVE POSITIONER
Wiring Diagram — AUT/DP — (Cont’d)
EL-235
MEL187M
AUTOMATIC DRIVE POSITIONER
Wiring Diagram — AUT/DP — (Cont’d)
EL-236
On Board Diagnosis
NBEL0368
SEL354X
HOW TO PERFORM SELF-DIAGNOSIS
NBEL0368S01
SEL596W
*1: If no malfunction is indicated, self-diagnosis will end after the vehicle speed sensor diagnosis is performed.
*2: Diagnosis ends after self-diagnostic results have been indicated for 10 minutes if left unattended.
GI
MA
EM
LC
EC
FE
AT
TF
PD
AX
SU
BR
ST
RS
BT
HA
SC
IDX
AUTOMATIC DRIVE POSITIONER
On Board Diagnosis
EL-237
MALFUNCTION CODE TABLE
=NBEL0368S02
In this mode, a malfunction code is indicated by the number of flashes from the automatic drive positioner
indicator lamps (indicator lamp 1, indicator lamp 2) as shown below.
SEL597WA
Code
No.
Detected
items
Diagnostic procedure
Refer-
ence
page
Code
No.
Detected
items
Diagnostic procedure
Refer-
ence
page
1
Seat
sliding
PROCEDURE 2
(Sliding encoder check)
PROCEDURE 6
(Sliding motor check)
4
Seat
lifting
rear
PROCEDURE 5
[Lifting encoder (rear) check]
PROCEDURE 9
[Lifting motor (rear) check]
2
Seat
reclining
PROCEDURE 3
(Reclining encoder check)
PROCEDURE 7
(Reclining motor check)
9
Vehicle
speed
sensor
PROCEDURE 12
(Vehicle speed sensor check)
3
Seat
lifting
front
PROCEDURE 4
[Lifting encoder (front) check]
PROCEDURE 8
[Lifting motor (front) check]
AUTOMATIC DRIVE POSITIONER
On Board Diagnosis (Cont’d)
EL-238
Trouble Diagnoses
NBEL0369
WORK FLOW
NBEL0369S01
SEL599W
*1
*2
GI
MA
EM
LC
EC
FE
AT
TF
PD
AX
SU
BR
ST
RS
BT
HA
SC
IDX
AUTOMATIC DRIVE POSITIONER
Trouble Diagnoses
EL-239
PRELIMINARY CHECK
NBEL0369S02
SEL600W
*1: After reconnecting battery cable, perform initialization proce-
dure A or B.
If initialization has not been performed, automatic drive positioner
will not operate.
PROCEDURE A
1)
Insert key in the ignition key cylinder. (Ignition switch is in
“OFF” position.)
2)
Open
,
close
,
open driver side door. (Do not perform with
the door switch operation.)
3)
End
PROCEDURE B
1)
Drive the vehicle at more than 30 km/h (19 MPH).
AUTOMATIC DRIVE POSITIONER
Trouble Diagnoses (Cont’d)
EL-240
2)
End
After performing preliminary check, go to symptom chart
below.
Before starting trouble diagnoses below, perform preliminary
check, EL-240. Symptom numbers in the symptom chart cor-
respond with those of preliminary check.
SYMPTOM CHART
NBEL0369S03
PROCEDURE
Diagnostic procedure
REFERENCE PAGE (EL-
)
SYMPTOM
DIAGNOSTIC
PROCEDURE
1
(Power
supply
and
ground
circuit
for
Driver
’s
seat
control
unit)
DIAGNOSTIC
PROCEDURE
2
(Sliding
encoder
check)
DIAGNOSTIC
PROCEDURE
3
(Reclining
encoder
check)
DIAGNOSTIC
PROCEDURE
4
[Lifting
encoder
(front)
check]
DIAGNOSTIC
PROCEDURE
5
[Lifting
encoder
(rear)
check]
DIAGNOSTIC
PROCEDURE
6
(Sliding
motor
check)
DIAGNOSTIC
PROCEDURE
7
(Reclining
motor
check)
1
No seat system functions operate.
X
2
Some of the seat
system functions
do not operate
during automatic/
manual opera-
tion.
Sliding
X
Reclining
X
Lifting (Front)
Lifting (Rear)
3
No functions operate during auto-
matic operation, and some/all func-
tions do not during manual opera-
tion.
4
Some of the seat
system functions
do not operate
during automatic
operation.
Sliding
X
Reclining
X
Lifting (Front)
X
Lifting (Rear)
X
5
No automatic operation functions
operate.
6
Drive position cannot be retained
in the memory.
7
Does not operate
during manual
operation. (Oper-
ates during auto-
matic operation.)
Sliding
Reclining
Lifting (Front)
Lifting (Rear)
8
Automatic operation cannot be
canceled.
9
Memory indicator does not light up.
X : Applicable
GI
MA
EM
LC
EC
FE
AT
TF
PD
AX
SU
BR
ST
RS
BT
HA
SC
IDX
AUTOMATIC DRIVE POSITIONER
Trouble Diagnoses (Cont’d)
EL-241
PROCEDURE
Diagnostic procedure
REFERENCE PAGE (EL-
)
SYMPTOM
DIAGNOSTIC
PROCEDURE
8
[Lifting
motor
(front)
check]
DIAGNOSTIC
PROCEDURE
9
[Lifting
motor
(rear)
check]
DIAGNOSTIC
PROCEDURE
10
(Power
seat
switch
check)
DIAGNOSTIC
PROCEDURE
1
1
(Cancel
switch
check)
DIAGNOSTIC
PROCEDURE
12
(Key
,
park
position,
door
switch
and
vehicle
speed
sensor
check)
DIAGNOSTIC
PROCEDURE
13
(Seat
memory
switch
check)
DIAGNOSTIC
PROCEDURE
14
(Memory
indicator
check)
1
No seat system functions operate.
2
Some of the seat
system functions
do not operate
during automatic/
manual opera-
tion.
Sliding
Reclining
Lifting (Front)
X
Lifting (Rear)
X
3
No functions operate during auto-
matic operation, and some/all func-
tions do not during manual opera-
tion.
X
X
(ACC, ON
START
signal)
4
Some of the seat
system functions
do not operate
during automatic
operation.
Sliding
Reclining
Lifting (Front)
Lifting (Rear)
5
No automatic operation functions
operate.
X
X
6
Drive position cannot be retained
in the memory.
X
(IGN ON
signal)
X
7
Does not operate
during manual
operation. (Oper-
ates during auto-
matic operation.)
Sliding
X
Reclining
X
Lifting (Front)
X
Lifting (Rear)
X
8
Automatic operation cannot be
canceled.
X
9
Memory indicator does not light up.
X
X : Applicable
AUTOMATIC DRIVE POSITIONER
Trouble Diagnoses (Cont’d)
EL-242
SEL601W
DIAGNOSTIC PROCEDURE 1
=NBEL0369S04
(Power supply and ground circuit for driver’s seat control unit)
Power Supply Circuit Check
NBEL0369S0401
Check voltage between seat control unit LH terminal 1 and ground.
Terminals
Ignition switch position
OFF
ACC
ON
START
1 - Ground
Battery voltage
If NG, check the following.
쐌
40A fusible link (letter f, located in the fuse and fusible link box)
쐌
Circuit breaker
쐌
Harness for open or short between circuit breaker and seat
control unit LH
SEL602W
Ground Circuit Check
NBEL0369S0402
Check continuity between seat control unit LH terminal 33 and
ground.
Terminals
Continuity
33 - Ground
Yes
GI
MA
EM
LC
EC
FE
AT
TF
PD
AX
SU
BR
ST
RS
BT
HA
SC
IDX
AUTOMATIC DRIVE POSITIONER
Trouble Diagnoses (Cont’d)
EL-243
DIAGNOSTIC PROCEDURE 2
=NBEL0369S05
(Sliding encoder check)
1
CHECK SLIDING ENCODER OUTPUT SIGNAL
Measure voltage between seat control unit LH terminal 18 and ground with CONSULT-II or oscilloscope when power seat
slide is operated.
SEL603W
OK or NG
OK
䊳
Sliding encoder is OK.
NG
䊳
GO TO 2.
2
CHECK SLIDING ENCODER INPUT SIGNAL
Check voltage between seat control unit LH terminal 17 and ground.
SEL604W
OK or NG
OK
䊳
GO TO 3.
NG
䊳
Replace seat control unit LH.
AUTOMATIC DRIVE POSITIONER
Trouble Diagnoses (Cont’d)
EL-244
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст