2009 INFINITI QX56 air condition

ADP-58
< COMPONENT DIAGNOSIS >
TILT SWITCH
Is the inspection result normal?
YES >> GO TO 3
NO >> Repair or replace harness.
3. CHECK ADP STEERING SWITCH GROUND CIRCUIT
Check continuity between ADP steering switch connector M16 termi-
nal 1 and ground.
Is the inspection result normal?
YES >> Check the condition of the harness and connector.
NO >> Replace or replace harness.
4. CHECK TILT SWITCH
Refer to ADP-58, "Component Inspection"
.
Is the inspection result normal?
YES >> GO TO 5
NO >> Replace ADP steering switch. Refer to ADP-170, "Removal and Installation"
.
5. CHECK INTERMITTENT INCIDENT
Refer to GI-38, "Intermittent Incident"
.
Is the inspection result normal?
YES >> Replace automatic drive posit ioner control unit. Refer to ADP-166, "Removal and Installation".
NO >> Repair or replace the malfunctioning part.
Component InspectionINFOID:0000000003775572
1. CHECK ADP STEERING WHEEL TILT SWITCH
Check continuity between ADP steering switch terminals as follows.
Is the inspection result normal?
YES >> Inspection End.
NO >> Replace ADP steering switch. Refer to ADP-170,
"Removal and Installation".
1 - Ground : Continuity should not exist.
17 - Ground : Continuity should not exist.
1 - Ground : Continuity should exist.
LIIA0490E
Terminals Condition Continuity
2 1ADP steering switch ON (UP operation) Yes
Other than above No
3 ADP steering switch ON (DOWN operation) Yes
Other than above No
LIIA1435E
Revision: December 20092009 QX56

PEDAL ADJUSTING SWITCHADP-61
< COMPONENT DIAGNOSIS >
C
DE
F
G H
I
K L
M A
B
ADP
N
O P
Is the inspection result normal?
YES >> Replace automatic drive posit ioner control unit. Refer to ADP-166, "Removal and Installation".
NO >> Repair or replace the malfunctioning part.
Component InspectionINFOID:0000000003775576
1. CHECK PEDAL ADJUSTING SWITCH
1. Turn ignition switch OFF.
2. Disconnect pedal adjusting switch.
3. Check continuity between pedal adjusting switch terminals.
Is the inspection result normal?
YES >> Inspection End.
NO >> Replace pedal adjusting switch. Refer to SE-65, "Exploded View"
.
Te r m i n a l
Condition Continuity
Pedal adjusting switch
1 2
Pedal adjusting switch
(forward) Operate Yes
Release No
3 Pedal adjusting switch
(backward) Operate Yes
Release No
LIIA1014E
Revision: December 20092009 QX56

ADP-62
< COMPONENT DIAGNOSIS >
SEAT MEMORY SWITCH
SEAT MEMORY SWITCH
DescriptionINFOID:0000000003775577
The seat memory switch is installed on the front door LH trim. The operation signal is input to the automatic
drive positioner control unit when the memory switch is operated.
Component Function CheckINFOID:0000000003775578
1. CHECK FUNCTION
1. Select “MEMORY SW 1”, “MEMORY SW 2”, "SET SW" in “Data monitor” mode with CONSULT-III.
2. Check seat memory switch signal under the following conditions.
Is the indication normal?
YES >> Inspection End.
NO >> Perform diagnosis procedure. Refer to ADP-62, "Diagnosis Procedure"
.
Diagnosis ProcedureINFOID:0000000003775579
1. CHECK MEMORY SWITCH CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect automatic drive positioner control unit and seat memory switch.
3. Check continuity between automat ic drive positioner control unit
harness connector and seat memory switch harness connector.
4. Check continuity between automatic drive positioner control unit harness connector and ground.
Is the inspection result normal?
YES >> GO TO 2
NO >> Repair or replace harness.
2. CHECK MEMORY SW ITCH GROUND CIRCUIT
Monitor item Condition Status
MEMORY SW1 Memory switch 1 Push ON
Release OFF
MEMORY SW2 Memory switch 2 Push ON
Release OFF
SET SW Set switch Push ON
Release OFF
Automatic drive
positioner control unit connector Te r m i n a l
Seat memory
switch connector Terminal Continuity
M33 9
D5 1
Ye s
24 3
25 2
Automatic drive positioner control unit connector Terminal
GroundContinuity
M33 9
No
24
25
PIIA4576E
Revision: December 20092009 QX56

SEAT MEMORY SWITCHADP-63
< COMPONENT DIAGNOSIS >
C
DE
F
G H
I
K L
M A
B
ADP
N
O P
Check continuity between seat memory switch harness connector
and ground.
Is the inspection result normal?
YES >> GO TO 3
NO >> Repair or replace harness.
3. CHECK SEAT MEMORY SWITCH
Refer to ADP-63, "Component Inspection"
.
Is the inspection result normal?
YES >> GO TO 4
NO >> Replace seat memory switch. Refer to ADP-167, "Removal and Installation"
.
4. CHECK INTERMITTENT INCIDENT
Refer to GI-38, "Intermittent Incident"
.
Is the inspection result normal?
YES >> Replace automatic drive posit ioner control unit. Refer to ADP-166, "Removal and Installation".
NO >> Repair or replace the malfunctioning part.
Component InspectionINFOID:0000000003775580
1. CHECK SEAT MEMORY SWITCH
1. Turn ignition switch OFF.
2. Disconnect seat memory switch.
3. Check continuity between seat memory switch terminals.
Is the inspection result normal?
YES >> Inspection End.
NO >> Replace seat memory switch. Refer to ADP-167, "Removal and Installation"
.
Seat memory switch
connector Te r m i n a l
GroundContinuity
D5 4 Yes
PIIA4821E
Te r m i n a l Condition Continuity
Seat memory switch
4 1 Memory switch 1
Push Yes
Release No
2 Memory switch 2 Push Yes
Release No
3 Set switch Push Yes
Release No
LIIA1020E
Revision: December 20092009 QX56

ADP-68
< COMPONENT DIAGNOSIS >
DOOR MIRROR REMOTE CONTROL SWITCH
YES >> GO TO 5
NO >> Replace automatic drive posit ioner control unit. Refer to ADP-166, "Removal and Installation"
.
5. CHECK MIRROR SWITCH
Check mirror switch.
Refer to ADP-68, "MIRROR SWITCH : Component Inspection"
.
Is the inspection result normal?
YES >> Refer to GI-38, "Intermittent Incident".
NO >> Replace door mirror remote control switch. Refer to ADP-168, "Removal and Installation"
.
6. CHECK INTERMITTENT INCIDENT
Check intermittent incident.
Refer to GI-38, "Intermittent Incident"
.
Is the inspection result normal?
YES >> Replace automatic drive positioner control unit. Refer to ADP-166, "Removal and Installation".
NO >> Repair or replace the malfunctioning parts.
MIRROR SWITCH : Component InspectionINFOID:0000000003775588
1. CHECK MIRROR SWITCH
Check door mirror remote control switch.
Is the inspection result normal?
YES >> Inspection End.
NO >> Replace door mirror remote control switch. Refer to ADP-168, "Removal and Installation"
.
Te r m i n a l
Mirror switch condition Continuity
Door mirror remote
control switch
4
7RIGHT Yes
Other than above No
13 LEFT Yes
Other than above No
15 UP Yes
Other than above No
12 DOWN Yes
Other than above No
AWJIA0239ZZ
Revision: December 20092009 QX56

ADP-72
< COMPONENT DIAGNOSIS >
FRONT DOOR SWITCH (DRIVER SIDE)
FRONT DOOR SWITCH (DRIVER SIDE)
DescriptionINFOID:0000000003775593
Detects front door LH open/close condition.
Component Function CheckINFOID:0000000003775594
1. CHECK FUNCTION
1. Select “DOOR SW-DR” in “Data monitor” mode with CONSULT-III.
2. Check the front door switch LH signal under the following conditions.
Is the inspection result normal?
YES >> Inspection End.
NO >> Perform diagnosis procedure. Refer to ADP-72, "Diagnosis Procedure"
.
Diagnosis ProcedureINFOID:0000000003775595
1. CHECK FRONT DOOR SWITCH LH CIRCUIT
1. Disconnect BCM and front door switch LH.
2. Check continuity between BCM connector and front door switch LH connector.
3. Check continuity between BCM connector and ground.
Is the inspection result normal?
YES >> GO TO 2
NO >> Repair or replace harness.
2. CHECK FRONT DOOR SWITCH LH
Refer to ADP-72, "Component Inspection"
.
Is the inspection result normal?
YES >> GO TO 3
NO >> Replace front door switch LH.
3. CHECK INTERMITTENT INCIDENT
Refer to GI-38, "Intermittent Incident"
.
Is the inspection result normal?
YES >> Replace BCM. Refer to BCS-56, "Removal and Installation".
NO >> Repair or replace the malfunctioning part.
Component InspectionINFOID:0000000003775596
1. CHECK FRONT DOOR SWITCH LH
Monitor item Condition Status
DOOR SW-DR Front door switch LH Open ON
Close OFF
BCM connector Terminal
Front door switch
LH connector Terminal Continuity
M19 47 B8 2 Yes
BCM connector Terminal GroundContinuity
M19 47 No
LIIA1027E
Revision: December 20092009 QX56

TILT MOTORADP-99
< COMPONENT DIAGNOSIS >
C
DE
F
G H
I
K L
M A
B
ADP
N
O P
Is the inspection result normal?
YES >> Replace tilt motor assembly. Refer to ST-19, "Removal and Installation".
NO >> GO TO 3
3. CHECK INTERMITTENT INCIDENT
Refer to GI-38, "Intermittent Incident"
.
Is the inspection result normal?
YES >> Replace automatic drive posit ioner control unit. Refer to ADP-166, "Removal and Installation".
NO >> Repair or replace the malfunctioning part.
Connector Te r m i n a l s
ConditionVoltage (V)
(Approx.)
(+) (-)
M34 35
Ground ADP steering switch ON
(UP operation)
Battery voltage
Other than above 0
42 ADP steering switch ON
(DOWN operation)
Battery voltage
Other than above 0
Revision: December 20092009 QX56

DOOR MIRROR MOTORADP-103
< COMPONENT DIAGNOSIS >
C
DE
F
G H
I
K L
M A
B
ADP
N
O P
Door mirror RH
4. Check continuity between automat ic drive positioner control unit
connector and ground.
Door mirror LH
Door mirror RH
Is the inspection result normal?
YES >> GO TO 3
NO >> Repair or replace harness.
3. CHECK AUTOMATIC DRIVE POSITION ER CONTROL UNIT OUTPUT SIGNAL
1. Connect automatic drive positioner control unit.
2. Turn ignition switch ON.
3. Check voltage between automatic drive positioner control unit
connector and ground.
Door mirror LH
Automatic drive posi-
tioner control unit con- nector Te r m i n a l
Door mirror
RH connector Terminal Continuity
M33 14
D107 1
Ye s
15 2
30 3
Automatic drive position- er control unit connector Te r m i n a l
GroundContinuity
M33 16
No
31
32
Automatic drive position- er control unit connector Te r m i n a l
GroundContinuity
M33 14
No
15
30
LIIA1888E
Te r m i n a l s
Mirror switch condition Voltage (V)
(Approx.)
(+)
(-)
Automatic drive
positioner control unit connector Te r m i n a l
M33 16
Ground DOWN / RIGHT Battery voltage
Other than above 0
31 UP Battery voltage
Other than above 0
32 LEFT Battery voltage
Other than above 0
ALJIA0197ZZ
Revision: December 20092009 QX56