Infiniti Q45. Manual — part 820
AUTOMATIC DRIVE POSITIONER
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Work Flow
NIS0012L
1.
Check the symptom and customer's requests.
2.
Understand the system description. Refer to
.
3.
Perform the preliminary check. Refer to
4.
Perform the communication diagnosis.
With CONSULT–II, Refer to
SE-40, "IVMS Communication Diagnosis"
Without CONSULT–II, refer to
SE-46, "COMMUNICATION DIAGNOSIS"
Is the communication diagnosis result OK?
If OK, GO TO 7.
If NG, GO TO 5.
5.
Repair or replace depending on the diagnosis result.
6.
Perform the communication diagnosis again.
With CONSULT–II, refer to
SE-40, "IVMS Communication Diagnosis"
Without CONSULT–II, refer to
SE-46, "COMMUNICATION DIAGNOSIS"
Is the communication diagnosis result OK?
If OK, GO TO 7.
If NG, GO TO 5.
7.
Perform the self-diagnosis.
With CONSULT–II, refer to
SE-43, "SELF-DIAGNOSIS RESULTS"
.
Without CONSULT–II, refer to
SE-50, "ON BOARD DIAGNOSIS FOR AUTOMATIC DRIVE POSI-
.
Is the self-diagnosis result OK?
If OK, GO TO 11.
If NG, GO TO 8.
8.
Repair or replace depending on the self-diagnosis result.
9.
Perform the self-diagnosis again.
With CONSULT–II, refer to
SE-43, "SELF-DIAGNOSIS RESULTS"
.
Without CONSULT–II, refer to
SE-50, "ON BOARD DIAGNOSIS FOR AUTOMATIC DRIVE POSI-
.
Is the self-diagnosis result OK?
If OK, GO TO 11.
If NG, GO TO 8.
10. Based on the trouble diagnosis chart, repair or replace the cause of the malfunction. Refer to
11. Does the automatic drive positioned system operate normally?
If it is normal, GO TO 12.
If it is not normal, GO TO 4.
12. Inspection end.
Preliminary Check
NIS0012M
SETTING CHANGE FUNCTION
The settings of the automatic driving position system can be changed, using CONSULT–II and the display unit
in the center of the instrument panel.
31
W/R
Rear lifting sensor
signal
Input
Rear lifting motor operation
Other than above
0 or 5
32
R/W
Ground (sensor)
—
Ignition switch ON
0
Ter-
minal
Wire
Color
Item
Signal
input/output
Condition
Voltage (V)
(Approx.)
SIIA0693J
SE-36
AUTOMATIC DRIVE POSITIONER
×
: Applicable –: Not applicable
NOTE:
After the setting is registered, the new setting is effective, even if the battery is disconnected.
CHECK POWER SUPPLY AND GROUND CIRCUIT
1.
CHECK FUSE
Check that any of the following fuses in the BCM are blown.
SE-17, "Component Parts and Harness Connector Location"
.
OK or NG
OK
>> GO TO 2.
NG
>> If fuse is blown, be sure to eliminate cause of problem before installing new fuse. Refer to
Setting item
Content
CONSULT–II
(WORK SUPPORT)
Display unit
Factory
setting
EXITING OPERATION
PART SET
The applied parts at exit can be
selected from the following 4 modes.
Mode 1
Steering wheel and seat
—
×
Mode 2
Steering wheel only
—
Mode 3
Seat only
—
Mode 4
No operation
—
Tilt Steering Wheel When
Exiting Vehicle
Tilt of the steering wheel at entry and
exit can be selected: ON
(operated)–OFF (not operated)
—
ON: Indicator lamp ON
×
OFF: Indicator lamp OFF
—
Sliding Driver Seat When
Entry / Exiting Vehicle
The seat sliding turnout and return at
entry/exit can be selected: ON
(operated)–OFF (not operated)
—
ON: Indicator lamp ON
×
OFF: Indicator lamp OFF
—
Unit
Signal name
Fuse No.
Location
BCM
Battery power
H (40A)
Fuse, fusible link and relay block (J/B)
3 (10A)
Fuse block (J/B) No.1
ACC or ON power supply
21 (10A)
START power supply
14 (10A)
ON or START power supply
1 (10A)
AUTOMATIC DRIVE POSITIONER
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2.
CHECK POWER SUPPLY CIRCUIT (BCM)
Check voltage between BCM connector and ground.
OK or NG
OK
>> GO TO 3.
NG
>> Check harness for open and short between BCM and fuse.
3.
CHECK GROUND CIRCUIT (BCM)
1.
Turn ignition switch OFF.
2.
Disconnect BCM connector.
3.
Check continuity between BCM connector M4 terminal 56, 113, 114 and ground.
OK or NG
OK
>> BCM circuit is OK. Check the driver seat control unit.
GO TO 4.
NG
>> Repair or replace the harness between BCM and
ground.
4.
CHECK POWER SUPPLY CIRCUIT (DRIVER SEAT CONTROL UNIT)
Check voltage between driver seat control unit connector B142 terminal 16A and ground.
OK or NG
OK
>> GO TO 5.
NG
>> Repair or replace harness between driver seat control
unit and fuse block (J/B) No. 1.
Connector
Terminals
(Wire color)
Condition
Voltage (V)
(Approx.)
(+)
(–)
M4
104 (Y/B)
105 (Y/L)
Ground
Ignition switch
OFF
Battery voltage
60 (L/OR)
Ignition switch
ACC or ON
55 (B/W)
Ignition switch
START
68 (W/B)
Ignition switch
ON or START
PIIB2135E
56 (B) – Ground
:Continuity should exist.
113 (B) – Ground
:Continuity should exist.
114 (B) – Ground
:Continuity should exist.
PIIA0259E
16A (R) – Ground
:Battery voltage.
PIIB2136E
SE-38
AUTOMATIC DRIVE POSITIONER
5.
CHECK GROUND CIRCUIT (DRIVER SEAT CONTROL UNIT)
1.
Turn ignition switch OFF.
2.
Disconnect driver seat control unit connector.
3.
Check continuity between the driver seat control unit connector B142 terminal 14A, 15B and ground.
OK or NG
OK
>> Driver seat control unit circuit is OK.
NG
>> Repair or place harness between driver seat control unit
(LCU 02) and ground.
14A (B/W) – Ground
:Continuity should exist.
15B (B) – Ground
:Continuity should exist.
PIIA4471E
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