2008 INFINITI QX56 air condition

SEAT MEMORY SWITCHADP-59
< COMPONENT DIAGNOSIS >
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SEAT MEMORY SWITCH
DescriptionINFOID:0000000001735487
Memory switch is equipped on the seat memory switch installed to 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:0000000001735488
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-59, "
DiagnosisProcedure".
Diagnosis ProcedureINFOID:0000000001735489
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 memo ry 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 SWITCH GROUND CIRCUIT
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 Te r m i n a l
GroundContinuity
M33 9
No
24
25
PIIA4576E
Revision: March 2010 2008 QX56

ADP-60
< COMPONENT DIAGNOSIS >
SEAT MEMORY SWITCH
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-60, "
Component Inspection".
Is the inspection result normal?
YES >> GO TO 4
NO >> Replace seat memory switch.
4. CHECK INTERMITTENT INCIDENT
Refer to GI-38, "
Intermittent Incident".
Is the inspection result normal?
YES >> Replace automatic drive positioner control unit.
NO >> Repair or replace the malfunctioning part.
Component InspectionINFOID:0000000001735490
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.
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: March 2010 2008 QX56

DOOR MIRROR REMOTE CONTROL SWITCHADP-65
< COMPONENT DIAGNOSIS >
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YES >> GO TO 5
NO >> Replace automatic drive positioner control unit.
5. CHECK MIRROR SWITCH
Check mirror switch.
Refer to ADP-65, "
MIRROR SWITCH : Component Inspection".
Is the inspection result normal?
YES >> Refer to GI-38, "Intermittent Incident".
NO >> Replace door mirror remote control switch.
6. CHECK INTERMITTENT INCIDENT
Check intermittent incident.
Refer to GI-38, "
Intermittent Incident".
Is the inspection result normal?
YES >> Replace automatic driv e positioner control unit.
NO >> Repair or replace the malfunctioning parts.
MIRROR SWITCH : Component InspectionINFOID:0000000001735498
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.
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: March 2010 2008 QX56

FRONT DOOR SWITCH (DRIVER SIDE)ADP-69
< COMPONENT DIAGNOSIS >
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FRONT DOOR SWITCH (DRIVER SIDE)
DescriptionINFOID:0000000001735503
Detects front door LH open/close condition.
Component Function CheckINFOID:0000000001735504
1. CHECK FUNCTION
1. Select “DOOR SW-DR” in “Dat a 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-69, "
Diagnosis Procedure".
Diagnosis ProcedureINFOID:0000000001735505
1. CHECK FRONT DOOR SWITCH LH CIRCUIT
1. Disconnect BCM.
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-69, "
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-55, "Removal and Installation".
NO >> Repair or replace the malfunctioning part.
Component InspectionINFOID:0000000001735506
1. CHECK FRONT DOOR SWITCH LH
Monitor item ConditionStatus
DOOR SW-DR Front door switch LH Open
ON
Close OFF
BCM connector TerminalFront door switch
LH connector Terminal Continuity
M19 47B8 2Yes
BCM connector Terminal GroundContinuity
M19 47 No
LIIA1027E
Revision: March 2010 2008 QX56

ADP-96
< COMPONENT DIAGNOSIS >
TILT MOTOR
OK or NG
OK >> Replace tilt motor. Refer to ST-19, "Removal and Installation".
NG >> GO TO 3
3. CHECK INTERMITTENT INCIDENT
Refer to GI-38, "
Intermittent Incident".
Is the inspection result normal?
YES >> Replace automatic drive positioner control unit.
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: March 2010 2008 QX56

ADP-100
< COMPONENT DIAGNOSIS >
DOOR MIRROR MOTOR
Door mirror RH
4. Check continuity between automatic drive positioner control unitconnector 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 POSITIONER 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: March 2010 2008 QX56

BCM (BODY CONTROL MODULE)ADP-141
< ECU DIAGNOSIS >
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BCM (BODY CONTROL MODULE)
Reference ValueINFOID:0000000004832378
VALUES ON THE DIAGNOSIS TOOL
Monitor Item Condition Value/Status
AIR COND SW A/C switch OFF
OFF
A/C switch ON ON
AUT LIGHT SYS Outside of the room is dark
OFF
Outside of the room is bright ON
AUTO LIGHT SW Lighting switch OFF
OFF
Lighting switch AUTO ON
BACK DOOR SW Back door closed
OFF
Back door opened ON
CDL LOCK SW Door lock/unlock switch does not operate
OFF
Press door lock/unlock switch to the LOCK side ON
CDL UNLOCK SW Door lock/unlock switch does not operate
OFF
Press door lock/unlock switch to the UNLOCK side ON
DOOR SW-AS Front door RH closed
OFF
Front door RH opened ON
DOOR SW-DR Front door LH closed
OFF
Front door LH opened ON
DOOR SW-RL Rear door LH closed
OFF
Rear door LH opened ON
DOOR SW-RR Rear door RH closed
OFF
Rear door RH opened ON
ENGINE RUN Engine stopped
OFF
Engine running ON
FR FOG SW Front fog lamp switch OFF
OFF
Front fog lamp switch ON ON
FR WASHER SW Front washer switch OFF
OFF
Front washer switch ON ON
FR WIPER LOW Front wiper switch OFF
OFF
Front wiper switch LO ON
FR WIPER HI Front wiper switch OFF
OFF
Front wiper switch HI ON
FR WIPER INT Front wiper switch OFF
OFF
Front wiper switch INT ON
FR WIPER STOP Any position other than front wiper stop position
OFF
Front wiper stop position ON
HAZARD SW When hazard switch is not pressed
OFF
When hazard switch is pressed ON
LIGHT SW 1ST Lighting switch OFF
OFF
Lighting switch 1st ON
Revision: March 2010 2008 QX56

ADP-160
< ON-VEHICLE MAINTENANCE >
PRE-INSPECTION FOR DIAGNOSTIC
ON-VEHICLE MAINTENANCE
PRE-INSPECTION FOR DIAGNOSTIC
Basic InspectionINFOID:0000000001735563
1. CHECK POWER SUPPLY AND DROUND CIRCUIT
Check the power supply and ground circuit as shown below.
• Driver seat control unit :Refer to ADP-44, "
DRIVER SEAT CONTROL UNIT : DiagnosisProcedure".
• Automatic drive positioner control unit: Refer to ADP-45, "
AUTOMATIC DRIVE POSITIONER CONTROL
UNIT : DiagnosisProcedure".
Is the inspection result normally?
YES >> GO TO 2
NO >> Repair or replace the malfunctioning part.
2. CHECK MANUAL FUNCTION
Check the manual function operations by operati ng the relevant switches as shown below.
• Seat (slide, reclining, lifting front, lifting rear)
• Pedal assembly (forward, backward)
• Steering wheel (upward, downward)
• Door mirror
Do all manual functions operate normally?
YES >> GO TO 3
NO (Seat, pedal, door mirror)>>Go to SYMPTOM 1, refer to ADP-155, "
Symptom Table". And, GO TO 4 if
the result of SYMPTOM 1 is OK.
3. CHECK MEMORY FUNCTION 1
Register the seat positions (refer to Owner’s Manual) and check that all parts of the seat, pedals, steering
wheel and door mirrors move to their memory positions correctly.
Are the operations normal?
YES >> Check each malfunction according to the instruction of the SYMPTOM 4, refer to ADP-155,
"Symptom Table".
No (memory indicator operates normally)>> Go to SYMPTOM 2, refer to ADP-155, "
Symptom Table".
No (memory indicator does not operate normally either)>> GO TO 5
4. CHECK MEMORY FUNCTION 2
Register the seat positions (refer to Owner’s Manual) and check that all parts of the seat, pedals, steering
wheel and door mirrors move to their memory positions correctly.
Are the operations normal?
YES >> Check intermittent incident. Refer to GI-38, "Intermittent Incident".
NO >> GO TO 7
5. CHECK SEAT MEMORY SWITCH/MEMORY INDICATOR
Check the seat memory switch/memory switch indicator of the SYMPTOM 5, refer to ADP-155, "
Symptom
Table".
Is the inspection result normal?
YES >> GO TO 6
NO >> Repair or replace the malfunctioning part.
6. CHECK OPERATION CONDITION
Check the memory operation conditions (refer to ADP-10, "
AUTOMATIC DRIVE POSITIONER SYSTEM :
System Description").
Are all operation conditions fulfilled?
YES >> Go to SYMPTOM 6, refer to ADP-155, "Symptom Table".
NO >> Fulfill the operation conditions. Refer to ADP-10, "
AUTOMATIC DRIVE POSITIONER SYSTEM :
System Description".
Revision: March 2010 2008 QX56