ground INFINITI QX56 2011 Factory Owner's Guide

DOOR MIRROR REMOTE CONTROL SWITCHADP-85
< DTC/CIRCUIT DIAGNOSIS >
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Is the inspection result normal?
YES >> INSPECTION END
NO >> Refer to ADP-85, "
MIRROR SWITCH : Diagnosis Procedure".
MIRROR SWITCH : Diagnosis ProcedureINFOID:0000000006248382
1.CHECK MIRROR SWITCH INPUT SIGNAL
1. Turn ignition switch OFF.
2. Disconnect door mirror remote control switch connector.
3. Turn ignition switch ON.
4. Check voltage between door mirror remote control switch harness connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> GO TO 2.
2.CHECK MIRROR SWITCH CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect automatic drive positioner control unit connector.
3. Check continuity between automatic drive posit ioner control unit harness connector and door mirror
remote control switch harness connector.
4. Check continuity between automatic drive positioner control unit harness connector and ground.
Is the inspection result normal?
YES >> Replace automatic drive positioner control unit.
NO >> Repair or replace harness.
3.CHECK DOOR MIRROR REMOTE CONTROL SWITCH GROUND CIRCUIT
MIR CON SW-RH/LH When operating the mirror switch toward the right or left side. : ON
Other than the above. : OFF
Monitor item Condition
(+)
(-)Voltage (V)
(Approx.)
Door mirror remote
control switch
Connector Terminal
M8 4
Ground 5
5
6
14
Automatic drive positioner control unit Door mirror remote control switch Continuity
Connector Terminal Connector Terminal
M75 3
M8 6
Existed
45
15 14
16 4
Automatic drive positioner control unit GroundContinuity
Connector Terminal
M75 3
Not existed
4
15
16
Revision: 2010 May2011 QX56

ADP-86
< DTC/CIRCUIT DIAGNOSIS >
DOOR MIRROR REMOTE CONTROL SWITCH
1. Turn ignition switch OFF.
2. Check continuity between door mirror remo te control switch harness connector and ground.
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair or replace harness.
4.CHECK MIRROR SWITCH
Check door mirror remote control switch (mirror switch).
Refer to ADP-86, "
MIRROR SWITCH : Component Inspection".
Is the inspection result normal?
YES >> GO TO 5.
NO >> Replace door mirror remote control switch (mirror switch).
5.CHECK INTERMITTENT INCIDENT
Check intermittent incident.
Refer to GI-40, "
Intermittent Incident".
>> INSPECTION END
MIRROR SWITCH : Component InspectionINFOID:0000000006248383
1.CHECK MIRROR SWITCH
1. Turn ignition switch OFF.
2. Disconnect door mirror remote control switch connector.
3. Check continuity between door mirro r remote control switch terminals.
Is the inspection result normal?
YES >> INSPECTION END
NO >> Replace door mirror remote control switch.
Door mirror remote control switch
GroundContinuity
Connector Terminal
M8 13 Existed
Door mirror remote control switch
Condition Continuity
Te r m i n a l
4
13Mirror switch RIGHT Existed
Other than the above Not existed
5 LEFT Existed
Other than the above Not existed
6 UP Existed
Other than the above Not existed
14 DOWN Existed
Other than the above Not existed
Revision: 2010 May2011 QX56

POWER SEAT SWITCH GROUND CIRCUITADP-87
< DTC/CIRCUIT DIAGNOSIS >
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POWER SEAT SWITCH GROUND CIRCUIT
Diagnosis ProcedureINFOID:0000000006248384
1.CHECK POWER SEAT SWITCH GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect power seat switch connector.
3. Check continuity between power seat switch harness connector and ground.
Is the inspection result normal?
YES >> Check intermittent incident. Refer to GI-40, "Intermittent Incident".
NO >> Repair or replace harness or connector.
Power seat switch
GroundContinuity
Connector Terminal
B459 43 Existed
Revision: 2010 May2011 QX56

ADP-88
< DTC/CIRCUIT DIAGNOSIS >
TILT &TELESCOPIC SWITCH GROUND CIRCUIT
TILT &TELESCOPIC SWITCH GROUND CIRCUIT
Diagnosis ProcedureINFOID:0000000006248385
1.CHECK TILT & TELESCOP IC SWITCH GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect tilt & telescopic switch connector.
3. Check continuity between tilt & te lescopic switch harness connector and ground.
Is the inspection result normal?
YES >> Check intermittent incident. Refer to GI-40, "Intermittent Incident".
NO >> Repair or replace harness.
Tilt & telescopic switch
GroundContinuity
Connector Terminal
M102 1 Existed
Revision: 2010 May2011 QX56

SLIDING SENSORADP-89
< DTC/CIRCUIT DIAGNOSIS >
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SLIDING SENSOR
Component Function CheckINFOID:0000000006248386
1.CHECK FUNCTION
1. Select “SLIDE PULSE” in “Data monitor” mode with CONSULT-III.
2. Check sliding sensor signal under the following conditions.
*1 : The value at the seat position attained when the battery is connected is considered to be 32768.
Is the indication normal?
YES >> INSPECTION END
NO >> Perform diagnosis procedure. Refer to ADP-89, "
DiagnosisProcedure".
Diagnosis ProcedureINFOID:0000000006248387
1.CHECK SLIDING SENSOR SIGNAL
1. Turn ignition switch ON.
2. Read voltage signal between driver seat contro l unit harness connector and ground with oscilloscope.
Is the inspection result normal?
YES >> Replace driver seat control unit.
NO >> GO TO 2.
2.CHECK SLIDING SENSOR CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect driver seat control unit and sliding sensor connector.
3. Check continuity between driver seat control unit harness connector and sliding sensor harness connec-
tor.
4. Check continuity between driver s eat control unit harness connector and ground.
Monitor item Condition Value
SLIDE PULSE Seat sliding Operate (forward)
Change (increase)
*1
Operate (backward)Change (decrease)*1
Release
No change*1
(+)
(-) Condition Signal
(Reference value)
Driver seat control unit
Connector Terminals
B452 18 Ground Seat sliding Operate
Other than the
above
0 or 5
JMJIA0119ZZ
Driver seat control unit Sliding motor
Continuity
Connector Terminal Connector Terminal
B452 18 B461 18 Existed
Revision: 2010 May2011 QX56

ADP-90
< DTC/CIRCUIT DIAGNOSIS >
SLIDING SENSOR
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace harness or connector.
3.CHECK SLIDING SENSOR POWER SUPPLY
1. Connect driver seat control unit connector.
2. Turn ignition switch ON.
3. Check voltage between sliding motor harness connector and ground.
Is the inspection result normal?
YES >> GO TO 5.
NO >> GO TO 4.
4.CHECK SLIDING SENSOR POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect driver seat control unit connector.
3. Check continuity between driver seat control uni t harness connector and sliding motor harness connector.
4. Check continuity between driver seat control unit harness connector and ground.
Is the inspection result normal?
YES >> Replace driver seat control unit.
NO >> Repair or replace harness or connector.
5.CHECK SLIDING SENSOR GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Check continuity between slidi ng sensor harness connector and ground.
Is the inspection result normal?
YES >> Replace sliding motor.
NO >> Repair or replace harness or connector.
Driver seat control unit GroundContinuity
Connector Terminal
B452 18 Not existed
(+) (-)Voltage (V)
(Approx.)
Sliding motor
Connector Terminals B461 12 Ground 12
Driver seat control unit Sliding motor Continuity
Connector Terminal Connector Terminal
B452 12 B461 12 Existed
Driver seat control unit GroundContinuity
Connector Terminal
B452 12 Not existed
Sliding motor GroundContinuity
Connector Terminal
B461 43 Existed
Revision: 2010 May2011 QX56

RECLINING SENSORADP-91
< DTC/CIRCUIT DIAGNOSIS >
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RECLINING SENSOR
Component Function CheckINFOID:0000000006248388
1.CHECK FUNCTION
1. Select “RECLN PULSE” in “Data monitor” mode with CONSULT-III.
2. Check reclining sensor signal under the following conditions.
*1 : The value at the seat position attained when the battery is connected is considered to be 32768.
Is the indication normal?
YES >> INSPECTION END
NO >> Perform diagnosis procedure. Refer to ADP-91, "
DiagnosisProcedure".
Diagnosis ProcedureINFOID:0000000006248389
1.CHECK RECLINING SENSOR SIGNAL
1. Turn ignition switch ON.
2. Read voltage signal between driver seat contro l unit harness connector and ground with oscilloscope.
Is the inspection result normal?
YES >> Replace driver seat control unit.
NO >> GO TO 2.
2.CHECK RECLINING SENSOR CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect driver seat control unit and reclining motor connector.
3. Check continuity between driver seat control unit harness connector and reclining motor harness connec-
tor.
4. Check continuity between driver s eat control unit harness connector and ground.
Monitor item Condition Value
RECLN PULSE Seat reclining Operate (forward)
Change (increase)
*1
Operate (backward)Change (decrease)*1
Release
No change*1
(+)
(-) Condition Signal
(Reference value)
Driver seat control unit
Connector Terminals
B452 4 Ground Seat reclining Operate
Other than the
above
0 or 5
JMJIA0119ZZ
Driver seat control unit Reclining motor
Continuity
Connector Terminal Connector Terminal
B4524B4544Existed
Revision: 2010 May2011 QX56

ADP-92
< DTC/CIRCUIT DIAGNOSIS >
RECLINING SENSOR
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace harness or connector.
3.CHECK RECLINING SENSOR POWER SUPPLY
1. Connect driver seat control unit connector.
2. Turn ignition switch ON.
3. Check voltage between reclining motor harness connector and ground.
Is the inspection result normal?
YES >> GO TO 5.
NO >> GO TO 4.
4.CHECK RECLINING SENSOR POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect driver seat control unit connector.
3. Check continuity between driver seat control unit harness connector and reclining motor harness connec-
tor.
4. Check continuity between driver seat control unit harness connector and ground.
Is the inspection result normal?
YES >> Replace driver seat control unit.
NO >> Repair or replace harness or connector.
5.CHECK RECLINING SENSOR GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Check continuity between reclining motor harness connector and ground.
Is the inspection result normal?
YES >> Replace reclining motor.
NO >> Repair or replace harness or connector.
Driver seat control unit
GroundContinuity
Connector Terminal
B452 4 Not existed
(+) (-)Voltage (V)
(Approx.)
Reclining motor
Connector Terminals B454 12 Ground 12
Driver seat control unit Reclining motor Continuity
Connector Terminal Connector Terminal
B452 12 B454 12 Existed
Driver seat control unit GroundContinuity
Connector Terminal
B452 12 Not existed
Reclining motor GroundContinuity
Connector Terminal
B454 43 Existed
Revision: 2010 May2011 QX56

LIFTING SENSOR (FRONT)ADP-93
< DTC/CIRCUIT DIAGNOSIS >
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LIFTING SENSOR (FRONT)
Component Function CheckINFOID:0000000006248390
1.CHECK FUNCTION
1. Select “LIFT FR PULSE” in “Data monitor” mode with CONSULT-III.
2. Check the lifting sensor (front) signal under the following conditions.
*1 : The value at the seat position attained when the battery is connected is considered to be 32768.
Is the indication normal?
YES >> INSPECTION END
NO >> Perform diagnosis procedure. Refer to ADP-93, "
DiagnosisProcedure".
Diagnosis ProcedureINFOID:0000000006248391
1.CHECK LIFTING SENSOR (FRONT) SIGNAL
1. Turn ignition switch ON.
2. Read the voltage signal driver seat contro l unit harness connector and ground with an oscilloscope.
Is the inspection result normal?
YES >> Replace driver seat control unit.
NO >> GO TO 2.
2.CHECK LIFTING SENSOR (FRONT) CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect driver seat control unit and lifting motor (front) connector.
3. Check continuity between driver seat control uni t harness connector and lifting motor (front) harness con-
nector.
4. Check continuity between driver s eat control unit harness connector and ground.
Monitor item Condition Value
LIFT FR PULSE Seat lifting (front) Operate (up)
Change (increase)
*1
Operate (down)Change (decrease)*1
Release
No change*1
(+)
(-) Condition Voltage (V)
(Approx.)
Driver seat control unit
Connector Terminals
B452 19 Ground Seat Lifting
(front)Operate
Other than the
above
0 or 5
JMJIA0119ZZ
Driver seat control unit Lifting motor (front)
Continuity
Connector Terminal Connector Terminal
B452 19 B455 19 Existed
Revision: 2010 May2011 QX56

ADP-94
< DTC/CIRCUIT DIAGNOSIS >
LIFTING SENSOR (FRONT)
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace harness or connector.
3.CHECK LIFTING SENSOR (FRONT) POWER SUPPLY
1. Connect driver seat control unit connector.
2. Turn ignition switch ON.
3. Check voltage between lifting motor (front) harness connector and ground.
Is the inspection result normal?
YES >> GO TO 5.
NO >> GO TO 4.
4.CHECK LIFTING SENSOR (FRONT) POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect driver seat control unit connector.
3. Check continuity between driver seat control uni t harness connector and lifting motor (front) harness con-
nector.
4. Check continuity between driver seat control unit harness connector and ground.
Is the inspection result normal?
YES >> Replace driver seat control unit.
NO >> Repair or replace harness or connector.
5.CHECK LIFTING SENSOR (FRONT) GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Check continuity between lifting motor (front) harness connector and ground.
Is the inspection result normal?
YES >> Replace lifting motor (front).
NO >> Repair or replace harness or connector.
Driver seat control unit
GroundContinuity
Connector Terminal
B452 19 Not existed
(+) (-)Voltage (V)
(Approx.)
Lifting motor (front)
Connector Terminals B455 12 Ground 12
Driver seat control un it Lifting motor (front)
Continuity
Connector Terminal Connector Terminal
B452 12 B455 12 Existed
Driver seat control unit GroundContinuity
Connector Terminal
B452 12 Not existed
Lifting motor (front) GroundContinuity
Connector Terminal
B455 43 Existed
Revision: 2010 May2011 QX56