2010 INFINITI QX56 Air

TILT SWITCHADP-63
< COMPONENT DIAGNOSIS >
C
DE
F
G H
I
K L
M A
B
ADP
N
O P
1. Disconnect automatic drive positioner control unit and ADP steering switch.
2. Check continuity between automat ic drive positioner control unit
connector M33 terminals 1, 17 and ADP steering switch connec-
tor M16 terminals 2, 3.
3. Check continuity between automat ic drive positioner control unit
connector M33 terminals 1, 17 and ground.
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 steer ing 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-63, "
Component Inspection".
Is the inspection result normal?
YES >> GO TO 5
NO >> Replace ADP steering switch. Refer to ADP-179, "
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-175, "Removal and Installation".
NO >> Repair or replace the malfunctioning part.
Component InspectionINFOID:0000000005147501
1. CHECK ADP STEERING WHEEL TILT SWITCH
Check continuity between ADP steer ing switch terminals as follows.
Is the inspection result normal?
YES >> Inspection End. 1 - 2 : Continuity should exist.
17 - 3 : Continuity should exist.
1 - Ground
: Continuity should not exist.
17 - Ground : Continuity should not exist.
LIIA1434E
1 - Ground : Continuity should exist.
LIIA0490E
Terminals ConditionContinuity
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: April 20092010 QX56

ADP-66
< COMPONENT DIAGNOSIS >
PEDAL ADJUSTING SWITCH
1. Disconnect driver seat control unit and pedal adjusting switch.
2. Check continuity between driver seat control unit harness con-nector and pedal adjusting switch harness connector.
3. Check continuity between driver seat control unit harness con- nector and ground.
Is the inspection result normal?
YES >> GO TO 3
NO >> Repair or replace harness.
3. CHECK DRIVER SEAT CONTROL UNIT OUTPUT
1. Connect the driver seat control unit.
2. Turn ignition switch OFF.
3. Check voltage between driver seat control unit harness connec- tor and ground.
Is the inspection result normal?
YES >> GO TO 4
NO >> Replace driver seat control unit. Refer to ADP-174, "
Removal and Installation".
4. CHECK PEDAL ADJUSTING SWITCH
Refer to ADP-67, "
Component Inspection".
Is the inspection result normal?
YES >> GO TO 5
NO >> Replace pedal adjusting switch. Refer to IP-11, "
Exploded View".
5. CHECK PEDAL ADJUSTING SWITCH GROUND CIRCUIT
Check continuity between pedal adjusting switch connector M96 ter-
minal 1 and ground.
Is the inspection result normal?
YES >> GO TO 6
NO >> Repair or replace harness.
6. CHECK INTERMITTENT INCIDENT
Refer to GI-38, "
Intermittent Incident".
Driver seat
control unit connector Te r m i n a l
Pedal adjusting
switch connector Terminal Continuity
B202 15
M96 2
Ye s
30 3
Driver seat control unit connector Te r m i n a l
GroundContinuity
B202 15
No
30
LIIA0726E
Driver seat control unit
connector Te r m i n a l s
Voltage (V)
(Approx.)
(+) (–)
B202 15
Ground Battery voltage
30
PIIA4591E
1 - Ground : Continuity should exist.
LIIA1015E
Revision: April 20092010 QX56

PEDAL ADJUSTING SWITCHADP-67
< COMPONENT DIAGNOSIS >
C
DE
F
G H
I
K L
M A
B
ADP
N
O P
Is the inspection result normal?
YES >> Replace driver seat control unit. Refer to ADP-174, "Removal and Installation".
NO >> Repair or replace the malfunctioning part.
Component InspectionINFOID:0000000005147505
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-66, "
Exploded View".
Te r m i n a l ConditionContinuity
Pedal adjusting switch
1 2
Pedal adjusting switch
(backward) Operate
Yes
Release No
3 Pedal adjusting switch
(forward) Operate
Yes
Release No
LIIA1014E
Revision: April 20092010 QX56

ADP-68
< COMPONENT DIAGNOSIS >
SEAT MEMORY SWITCH
SEAT MEMORY SWITCH
DescriptionINFOID:0000000005147506
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:0000000005147507
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-68, "
DiagnosisProcedure".
Diagnosis ProcedureINFOID:0000000005147508
Regarding Wiring Diagram information, refer to ADP-138, "Wiring Diagram".
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 automatic 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.
Monitor item ConditionStatus
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: April 20092010 QX56

SEAT MEMORY SWITCHADP-69
< COMPONENT DIAGNOSIS >
C
DE
F
G H
I
K L
M A
B
ADP
N
O P
2. CHECK MEMORY SWITCH GROUND CIRCUIT
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-69, "
Component Inspection".
Is the inspection result normal?
YES >> GO TO 4
NO >> Replace seat memory switch. Refer to ADP-176, "
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-175, "Removal and Installation".
NO >> Repair or replace the malfunctioning part.
Component InspectionINFOID:0000000005147509
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-176, "
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: April 20092010 QX56

DOOR MIRROR REMOTE CONTROL SWITCHADP-71
< COMPONENT DIAGNOSIS >
C
DE
F
G H
I
K L
M A
B
ADP
N
O P
4. Check continuity between automatic driv e positioner control unit connector and ground.
Is the inspection result normal?
YES >> GO TO 3
NO >> Repair or replace harness.
3. CHECK DOOR MIRROR REMOTE CONTROL SWITCH GROUND CIRCUIT
Check continuity between door mirror remote control switch connec-
tor and ground.
Is the inspection result normal?
YES >> GO TO 4
NO >> Repair or replace harness.
4. CHECK AUTOMATIC DRIVE POSITION ER CONTROL UNIT OUTPUT SIGNAL
1. Connect automatic drive positioner control unit.
2. Turn ignition switch to ACC.
3. Check voltage between automatic drive positioner control unit
connector and ground.
Is the inspection result normal?
YES >> GO TO 5
NO >> Replace automatic drive positioner control unit. Refer to ADP-175, "
Removal and Installation".
5. CHECK CHANGEOVER SWITCH
Check changeover switch.
Refer to ADP-72, "
CHANGEOVER 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-177, "
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 posit ioner control unit. Refer to ADP-175, "Removal and Installation".
NO >> Repair or replace the malfunctioning parts.
Automatic drive positioner control
unit connector Te r m i n a l
GroundContinuity
M33 (A) 2
No
18
Door mirror remote control switch
connector Te r m i n a l
GroundContinuity
D10 7 Yes
ALJIA0189ZZ
Te r m i n a l s
Voltage (V)(Approx.)
(+)
(-)
Automatic drive positioner
control unit connector Te r m i n a l
M33 2
Ground 5
18
PIIA4767E
Revision: April 20092010 QX56

DOOR MIRROR REMOTE CONTROL SWITCHADP-73
< COMPONENT DIAGNOSIS >
C
DE
F
G H
I
K L
M A
B
ADP
N
O P
Is the inspection result normal?
YES >> GO TO 6
NO >> GO TO 2
2. CHECK HARNESS CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect automatic drive positioner control unit and door mir- ror remote control switch.
3. Check continuity between automat ic drive positioner control unit
connector and door mirror remote control switch connector.
4. Check continuity between automatic driv e positioner control unit connector and ground.
Is the inspection result normal?
YES >> GO TO 3
NO >> Repair or replace harness.
3. CHECK DOOR MIRROR REMOTE CONTROL SWITCH GROUND CIRCUIT
Te r m i n a l s
Mirror switchCondition Voltage (V)
(Approx.)
(+)
(–)
Automatic drive
positioner control
unit connector Te r m i n a l
M33 3
Ground UP
0
Other than above 5
4 LEFT
0
Other than above 5
19 DOWN
0
Other than above 5
20 RIGHT
0
Other than above 5
Automatic drive
positioner control unit connector Te r m i n a lDoor mirror remote
control switch con- nector Terminal Continuity
M33 (A) 3
D10 (B) 15
Ye s
41
3
19 12
20 4
Automatic drive positioner control unit connector Te r m i n a l
GroundContinuity
M33 (A) 3
No
4
19
20
ALJIA0191ZZ
Revision: April 20092010 QX56

ADP-74
< COMPONENT DIAGNOSIS >
DOOR MIRROR REMOTE CONTROL SWITCH
Check continuity between door mirro r remote control switch connec-
tor and ground.
Is the inspection result normal?
YES >> GO TO 4
NO >> Repair or replace harness.
4. CHECK AUTOMATIC DRIVE POSITIONER CONTROL UNIT OUTPUT SIGNAL
1. Connect automatic drive positioner control unit.
2. Turn ignition switch to ACC.
3. Check voltage between automatic drive positioner control unit and ground.
Is the inspection result normal?
YES >> GO TO 5
NO >> Replace automatic drive posit ioner control unit. Refer to ADP-175, "
Removal and Installation".
5. CHECK MIRROR SWITCH
Check mirror switch.
Refer to ADP-74, "
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-177, "
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-175, "Removal and Installation".
NO >> Repair or replace the malfunctioning parts.
MIRROR SWITCH : Component InspectionINFOID:0000000005147517
1. CHECK MIRROR SWITCH
Door mirror remote control
switch connector Te r m i n a l
Ground Continuity
D10 7 Yes
ALJIA0189ZZ
Te r m i n a l s
Voltage (V)(Approx.)
(+)
(-)
Automatic drive positioner
control unit connector Te r m i n a l
M33 3
Ground 5
4
19
20
PIIA4771E
Revision: April 20092010 QX56