Infiniti M45 (Y34). Manual — part 767
AUTOMATIC DRIVE POSITIONER
SE-89
C
D
E
F
G
H
J
K
L
M
A
B
SE
5.
CHECK ADP STEERING SWITCH GROUND CIRCUIT
Check continuity between ADP steering switch connector M51 termi-
nal 1 (B) and body ground.
OK or NG
OK
>> Check the harness and connector.
NG
>> Repair or replace harness between ADP steering switch and body ground.
Seat Memory Indicator Lamp System Inspection
AIS001KJ
1.
CHECK FUNCTION
With CONSULT-II
With “MEMORY SW INDCTR” in ACTIVE TEST, Check operation.
Without CONSULT-II
GO TO 2.
OK or NG
OK
>> System is OK.
NG
>> GO TO 2.
2.
CHECK FUSE
Check if any of the following fuses for fuse block (J/B) are blown.
NOTE:
Refer to
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 malfunction before installing new fuse, refer to
17, "Component Parts and Harness Connector Location"
1 (B) – Ground
: Continuity should exist.
PIIA3310E
Test item
Description
MEMORY SW
INDCTR
The memory switch indicator is lit by receiving the drive signal.
PIIA0319E
COMPONENT PARTS
TERMINAL NO. (SIGNAL)
AMPERE
FUSE NO.
Fuse block (J/B) No.1
9C (BAT power supply)
10A
#8
SE-90
AUTOMATIC DRIVE POSITIONER
3.
CHECK SEAT MEMORY SWITCH POWER SUPPLY CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect seat memory switch connector.
3.
Check voltage between seat memory switch connector D3 ter-
minal 5 (L) and body ground.
OK or NG
OK
>> GO TO 4.
NG
>> Check following.
●
10A fuse [No. 8, located in the fuse block (J/B) No. 1]
●
Harness for open short between seat memory switch and fuse.
4.
CHECK HARNESS CONTINUITY
1.
Disconnect BCM connector.
2.
Check continuity between BCM connector M4 terminals 106 (Y/
G), 112 (L/W) and seat memory switch connector D3 terminals 6
(Y/G), 7 (L/W).
3.
Check continuity between BCM connector M4 terminals 106 (Y/
G), 112 (L/W) and body ground.
OK or NG
OK
>> GO TO 5.
NG
>> Repair or replace harness between BCM and memory switch.
5.
CHECK SEAT MEMORY SWITCH INDICATOR SIGNAL
Check voltage between BCM connector M4 terminals 106 (Y/G), 112
(L/W) and body ground.
OK or NG
OK
>> Replace BCM.
NG
>> Replace seat memory switch.
5 (L) – Ground
: Battery voltage
PIIA3311E
106 (Y/G) – 6 (Y/G)
: Continuity should exist.
112 (L/W) – 7 (L/W)
: Continuity should exist.
106 (Y/G) – Ground
: Continuity should not exist.
112 (L/W) – Ground
: Continuity should not exist.
PIIA3312E
106 (Y/G) – Ground
: Battery voltage
112 (L/W) – Ground
: Battery voltage
PIIA3313E
AUTOMATIC DRIVE POSITIONER
SE-91
C
D
E
F
G
H
J
K
L
M
A
B
SE
Lumber Support Motor Circuit Inspection
AIS002CL
1.
CHECK LUMBER SUPPORT SWITCH
1.
Turn ignition switch OFF.
2.
Disconnect front power seat switch (driver side) connector.
3.
Check voltage between power seat switch (driver side) connec-
tor B144 terminal 16 (R) and body ground.
OK or NG
OK
>> GO TO 2.
NG
>> Repair or replace harness between fuse block (J/B) and power seat switch (Driver side).
2.
CHECK LUMBER SUPPORT SWITCH
Check continuity power seat switch.
OK or NG
OK
>> GO TO 3.
NG
>> Replace power seat switch.
3.
CHECK LUMBER SUPPORT MOTOR HARNESS
1.
Disconnect lumber support motor connector.
2.
Check continuity between power seat switch connector (driver
side) B144 terminal 3 (GY), 5 (W/B) and lumber support motor
connector B195 terminal 3 (GY), 5 (W/B).
3.
Check continuity between power seat switch connector (driver
side) B144 terminal 3 (GY), 5 (W/B) and body ground.
OK or NG
OK
>> GO TO 4.
NG
>> Repair or replace harness between power seat switch (driver side) and lumber support motor.
16 (R) – Ground
: Battery voltage
PIIA3376E
Con-
nector
Terminal
Condition
Continuity
(+)
(–)
B144
3
16
Lumber support switch forward.
Continuity should
exist
15
Lumber support switch backward.
Continuity should
exist
5
16
Lumber support switch backward.
Continuity should
exist
15
Lumber support switch forward.
Continuity should
exist
PIIA3377E
3 (GY)
−
3 (GY)
: Continuity should exist.
5 (W/B)
−
5 (W/B)
: Continuity should exist.
3 (GY)
−
Ground
: Continuity should not exist.
5 (W/B)
−
Ground
: Continuity should not exist.
PIIA3379E
SE-92
AUTOMATIC DRIVE POSITIONER
4.
LUMBER SUPPORT SWITCH INSPECTION
Check continuity between power seat switch connector (driver side)
B144 terminal 15 (B) and body ground.
OK or NG
OK
>> Replace rumbler support motor.
NG
>> Repair or replace harness between power seat switch (driver side) and body ground.
15 (B) – Ground
: Continuity should exist.
PIIA3375E
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