2010 INFINITI QX56 Air

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
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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
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Revision: April 20092010 QX56

FRONT DOOR SWITCH (DRIVER SIDE)ADP-79
< COMPONENT DIAGNOSIS >
C
DE
F
G H
I
K L
M A
B
ADP
N
O P
FRONT DOOR SWITCH (DRIVER SIDE)
DescriptionINFOID:0000000005147522
Detects front door LH open/close condition.
Component Function CheckINFOID:0000000005147523
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-79, "
Diagnosis Procedure".
Diagnosis ProcedureINFOID:0000000005147524
Regarding Wiring Diagram information, refer to ADP-119, "Wiring Diagram".
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-80, "
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-59, "Removal and Installation".
NO >> Repair or replace the malfunctioning part.
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: April 20092010 QX56

ADP-82
< COMPONENT DIAGNOSIS >
SLIDING SENSOR
1. Disconnect driver seat control unit and sliding motor LH.
2. Check continuity between driver seat control unit harness con-nector and sliding motor LH 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 SEAT OPERATION
1. Connect driver seat control unit and sliding motor LH.
2. Check seat operation (except sliding operation) with memory function.
Is the inspection result normal?
YES >> Replace sliding motor LH. (Built in power seat frame assembly). Refer to SE-69, "Disassembly
and Assembly".
NO >> Replace driver seat control unit. Refer to ADP-174, "
Removal and Installation".
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.
Driver seat control
unit connector Te r m i n a l
Sliding motor
LH connector Terminal Continuity
B202 (A) 16
B204 (B) 3
Ye s
24 4
31 2
Driver seat control unit connector Te r m i n a l
GroundContinuity
B202 (A) 16
No
24
31
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Revision: April 20092010 QX56

ADP-84
< COMPONENT DIAGNOSIS >
RECLINING SENSOR
1. Disconnect driver seat control unit and reclining motor LH.
2. Check continuity between driver seat control unit harness con-nector and reclining motor LH 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 SEAT OPERATION
1. Connect driver seat control unit and reclining motor LH.
2. Check seat operation (except reclining operation) with memory function.
Is the operation normal?
YES >> Replace reclining motor LH. (Built in seatback assembly). Refer to SE-69, "Disassembly and
Assembly".
NO >> Replace driver seat control unit. Refer to ADP-174, "
Removal and Installation".
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.
Driver seat control
unit connector Te r m i n a l
Reclining motor
connector Terminal Continuity
B202 (A) 9
B205 (B) 1
Ye s
31 4
Driver seat control unit connector Te r m i n a l
GroundContinuity
B202 (A) 9
No
31
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Revision: April 20092010 QX56

ADP-86
< COMPONENT DIAGNOSIS >
LIFTING SENSOR (FRONT)
1. Disconnect driver seat control unit and lifting motor (front).
2. Check continuity between driver seat control unit harness con-nector and lifting motor (front) 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 SEAT OPERATION
1. Connect driver seat control unit and lifting motor (front).
2. Check seat operation [except lifting (front) operation] with memory function.
Is the operation normal?
YES >> Replace lifting motor (front). (Built in power seat frame assembly). Refer to SE-69, "Disassembly
and Assembly".
NO >> Replace driver seat control unit. Refer to ADP-174, "
Removal and Installation".
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.
Driver seat control
unit connector Te r m i n a lLifting motor
(front) connector Terminal Continuity
B202 (A) 16
B206 (B) 3
Ye s
25 4
31 2
Driver seat control unit connector Te r m i n a l
Ground Continuity
B202 (A) 16
No
25
31
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Revision: April 20092010 QX56

ADP-88
< COMPONENT DIAGNOSIS >
LIFTING SENSOR (REAR)
1. Disconnect driver seat control unit and lifting motor (rear).
2. Check the continuity between driver seat control unit harnessconnector and lifting motor (rear) harness connector.
3. Check the continuity between driver seat control unit harness connector and ground.
Is the inspection result normal?
YES >> GO TO 3
NO >> Repair or replace harness.
3. CHECK SEAT OPERATION
1. Connect driver seat control unit and lifting motor (rear).
2. Check the seat operation [except lifting (rear) operation] with memory function.
Is the operation normal?
YES >> Replace lifting motor (rear). (Built in power seat frame assembly). Refer to SE-69, "Disassembly
and Assembly".
NO >> Replace driver seat control unit. Refer to ADP-174, "
Removal and Installation".
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.
Driver seat control
unit connector Te r m i n a l
Lifting motor (rear)
connector Terminal Continuity
B202 (A) 10
B207 (B) 4
Ye s
16 3
31 2
Driver seat control unit connector Terminal
Ground Continuity
B202 (A) 10
No
16
31
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Revision: April 20092010 QX56

ADP-90
< COMPONENT DIAGNOSIS >
TILT SENSOR
1. Disconnect automatic drive positioner control unit and tilt motorassembly.
2. Check continuity between automatic drive positioner connector
M33 (A), M34 (B) terminals 7, 33, 41 and tilt motor assembly
connector M85 (C) terminals 2, 3, 4.
3. Check continuity between automatic drive positioner control unit connectors M33 (A), M34 (B) terminals 7, 33, 41 and ground.
Is the inspection result normal?
YES >> Replace tilt motor assembly. Refer to ST-19, "Removal
and Installation".
NO >> Repair or replace harness.
3. CHECK DOOR MIRROR OPERATION
1. Connect automatic drive positioner control unit and tilt motor assembly.
2. Turn ignition switch ON.
3. Check door mirror operation with memory function.
Is the operation normal?
YES >> Replace tilt motor assembly. Refer to ST-19, "Removal and Installation".
NO >> Replace automatic drive posit ioner control unit. Refer to ADP-175, "
Removal and Installation".
4. 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 part. 7 - 3
: Continuity should exist.
33 - 2 : Continuity should exist.
41 - 4 : Continuity should exist.
7 - Ground : Continuity should not exist.
33 - Ground : Continuity should not exist.
41 - Ground : Continuity should not exist.
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Revision: April 20092010 QX56