Ignition switch INFINITI QX56 2010 Factory Workshop Manual

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

ADP-70
< COMPONENT DIAGNOSIS >
DOOR MIRROR REMOTE CONTROL SWITCH
DOOR MIRROR REMOTE CONTROL SWITCH
CHANGEOVER SWITCH
CHANGEOVER SWITCH : DescriptionINFOID:0000000005147510
Changeover switch is integrated into door mirror remote control switch.
Changeover switch has three positions (L, N and R).
It changes door mirror motor operation by transmitting cont rol signal to automatic drive positioner control unit.
CHANGEOVER SWITCH : Component Function CheckINFOID:0000000005147511
1. CHECK CHANGEOVER SWITCH FUNCTION
Check the operation on “MIR CHNG SW-R” or “MIR CHNG SW-L” in “DATA MONITOR” mode with CON-
SULT-III.
Refer to ADP-28, "
CONSULT-III Function".
Is the inspection result normal?
YES >> Changeover switch function is OK.
NO >> Refer to ADP-70, "
CHANGEOVER SWITCH : Diagnosis Procedure".
CHANGEOVER SWITCH : Diagnosis ProcedureINFOID:0000000005147512
Regarding Wirng Diagram information, refer to ADP-138, "Wiring Diagram".
1. CHECK CHANGEOVER SWITCH SIGNAL
1. Turn ignition switch to ACC.
2. Check voltage between automatic drive positioner control unit connector and ground.
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 posit ioner 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.
Te r m i n a l s
Change over switch condition Voltage (V)
(Approx.)
(+)
(-)
Automatic drive
positioner control unit connector Te r m i n a l
M33 2
Ground RIGHT
0
Other than above 5
18 LEFT
0
Other than above 5
PIIA4767E
Automatic drive
positioner control unit connector Te r m i n a lDoor mirror re-
mote control
switch connector Terminal Continuity
M33 (A) 2
D10 (B) 11
Ye s
18 10
ALJIA0201ZZ
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

ADP-72
< COMPONENT DIAGNOSIS >
DOOR MIRROR REMOTE CONTROL SWITCH
CHANGEOVER SWITCH : Component Inspection
INFOID:0000000005147513
1. CHECK CHANGEOVER 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-177, "
Removal and Installation".
MIRROR SWITCH
MIRROR SWITCH : DescriptionINFOID:0000000005147514
It operates angle of the door mirror face.
It transmits mirror face adjust operation to automatic drive positioner control unit.
MIRROR SWITCH : Component Function CheckINFOID:0000000005147515
1. CHECK MIRROR SWITCH FUNCTION
Check the operation on “MIR CON SW–UP/DN” and “MIR CON SW–RH/LH” in “DATA MONITOR” mode
with CONSULT-III.
Refer to ADP-28, "
CONSULT-III Function".
Is the inspection result normal?
YES >> Mirror switch function is OK.
NO >> Refer to ADP-72, "
MIRROR SWITCH : Diagnosis Procedure".
MIRROR SWITCH : Dia gnosis ProcedureINFOID:0000000005147516
Regarding Wiring Diagram information, refer to ADP-138, "Wiring Diagram".
1. CHECK MIRROR SWITCH FUNCTION
1. Turn ignition switch to ACC.
2. Check voltage between automatic drive positioner control unit connector and ground.
Te r m i n a l Change over switch
condition Continuity
Door mirror remote control switch
10 7LEFT
Yes
Other than above No
11 RIGHT
Yes
Other than above No
ALJIA0272ZZ
PIIA4771E
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

ADP-76
< COMPONENT DIAGNOSIS >
POWER SEAT SWITCH GROUND CIRCUIT
POWER SEAT SWITCH GROUND CIRCUIT
Diagnosis ProcedureINFOID:0000000005147518
Regarding Wiring Diagram information, refer to ADP-119, "Wiring Diagram".
1. CHECK POWER SEAT SWITCH LH GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect power seat switch LH.
3. Check continuity between power seat switch LH connector and ground.
Is the inspection result normal?
YES >> Check intermittent incident. Refer to GI-38, "Intermittent
Incident".
NO >> Repair or replace harness.
Power seat switch LH
connector Te r m i n a l
GroundContinuity
B208 7 Yes
ALJIA0316ZZ
Revision: April 20092010 QX56

DETENTION SWITCHADP-77
< COMPONENT DIAGNOSIS >
C
DE
F
G H
I
K L
M A
B
ADP
N
O P
DETENTION SWITCH
DescriptionINFOID:0000000005147519
Park position switch is installed on A/T shift selector. It is turned OFF when the A/T selector lever is in P posi-
tion. The driver seat control unit judges that the A/T selector lever is in P position if cont\
inuity does not exist in
this circuit.
Component Function CheckINFOID:0000000005147520
1. CHECK FUNCTION
1. Select “DETENT SW” signal in “Data monitor” mode with CONSULT-III.
2. Check park position switch signal under the following conditions.
Is the indication normal?
YES >> Inspection End.
NO >> Perform diagnosis procedure. Refer to ADP-77, "
DiagnosisProcedure".
Diagnosis ProcedureINFOID:0000000005147521
Regarding Wiring Diagram information, refer to ADP-119, "Wiring Diagram".
1. CHECK DTC WITH “BCM”
Check “Self Diagnostic Result” for BCM with CONSULT-lll.
Is any other DTC detected?
YES >> Check the DTC.
NO >> GO TO 2
2. CHECK PARK POSITION SWITCH INPUT SIGNAL
1. Turn ignition switch ON.
2. Mechanical key must be removed from the key switch.
3. Check voltage between driver seat control unit harness connec- tor and ground.
Is the inspection result normal?
YES >> GO TO 4
NO >> GO TO 3
3. CHECK PARK POSITION SWITCH CIRCUIT
Monitor item ConditionStatus
DETENT SW A/T selector lever P position
OFF
Other than
above ON
Driver seat
control unit connector Te r m i n a l
ConditionVoltage (V)
(Approx.)
(+) (-)
B202 21 Ground A/T selec-
tor leverP position
Battery volt-
age
Other than
above 0V
ALJIA0193ZZ
Revision: April 20092010 QX56

ADP-78
< COMPONENT DIAGNOSIS >
DETENTION SWITCH
1. Turn ignition switch OFF.
2. Disconnect driver seat control unit and A/T shift selector.
3. Check continuity between driver seat control unit harness con-nector (A) and A/T shift selector harness connector (B).
4. Check continuity between driver seat control unit harness con- nector (A) and ground.
Is the inspection result normal?
YES >> GO TO 4
NO >> Repair or replace harness.
4. CHECK INTERMITTENT INCIDENT
Refer to GI-38, "
Intermittent Incident".
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.
AB Continuity
Connector Terminal Connector Terminal
B202 21 M203 6 Yes
A GroundContinuity
Connector Terminal
B202 21 No
ALJIA0194ZZ
Revision: April 20092010 QX56