2011 INFINITI QX56 Factory Service Manual

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Page 5233 of 5598

INFINITI QX56 2011 Factory Service Manual
P1815 M-MODE SWITCHTM-145
< DTC/CIRCUIT DIAGNOSIS > [7AT: RE7R01B]
C
EF
G H
I
J
K L
M A
B
TM
N
O P
1. Turn ignition switch OFF.
2. Check manual mode switch. Refer to TM-146, "
Component Inspection (

Page 5234 of 5598

INFINITI QX56 2011 Factory Service Manual
TM-146
< DTC/CIRCUIT DIAGNOSIS >[7AT: RE7R01B]
P1815 M-MODE SWITCH
3. Select “M RANGE SW”, “NM RANGE SW”, “AT SFT
UP SW” and “AT SFT DWN SW” in “Data Monitor” in
“METER/M&A”.

Page 5235 of 5598

INFINITI QX56 2011 Factory Service Manual
P2713 PRESSURE CONTROL SOLENOID DTM-147
< DTC/CIRCUIT DIAGNOSIS > [7AT: RE7R01B]
C
EF
G H
I
J
K L
M A
B
TM
N
O P
P2713 PRESSURE CONTROL SOLENOID D
DTC LogicINFOID:0000000006226867
DTC DETECTION LOGIC

Page 5236 of 5598

INFINITI QX56 2011 Factory Service Manual
TM-148
< DTC/CIRCUIT DIAGNOSIS >[7AT: RE7R01B]
P2722 PRESSURE CONTROL SOLENOID E
P2722 PRESSURE CONTROL SOLENOID E
DTC LogicINFOID:0000000006226869
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
CAUT

Page 5237 of 5598

INFINITI QX56 2011 Factory Service Manual
P2731 PRESSURE CONTROL SOLENOID FTM-149
< DTC/CIRCUIT DIAGNOSIS > [7AT: RE7R01B]
C
EF
G H
I
J
K L
M A
B
TM
N
O P
P2731 PRESSURE CONTROL SOLENOID F
DTC LogicINFOID:0000000006226871
DTC DETECTION LOGIC

Page 5238 of 5598

INFINITI QX56 2011 Factory Service Manual
TM-150
< DTC/CIRCUIT DIAGNOSIS >[7AT: RE7R01B]
P2807 PRESSURE CO
NTROL SOLENOID G
P2807 PRESSURE CONTROL SOLENOID G
DTC LogicINFOID:0000000006226873
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
CAU

Page 5239 of 5598

INFINITI QX56 2011 Factory Service Manual
MAIN POWER SUPPLY AND GROUND CIRCUITTM-151
< DTC/CIRCUIT DIAGNOSIS > [7AT: RE7R01B]
C
EF
G H
I
J
K L
M A
B
TM
N
O P
MAIN POWER SUPPLY AND GROUND CIRCUIT
Diagnosis ProcedureINFOID:0000000006226875
1.C

Page 5240 of 5598

INFINITI QX56 2011 Factory Service Manual
TM-152
< DTC/CIRCUIT DIAGNOSIS >[7AT: RE7R01B]
MAIN POWER SUPPLY AND GROUND CIRCUIT
YES >> GO TO 5.
NO >> Repair or replace damaged parts.
5.CHECK INTERMITTENT INCIDENT
Refer to GI-40, "
Intermitten

TM-152
< DTC/CIRCUIT DIAGNOSIS >[7AT: RE7R01B]
MAIN POWER SUPPLY AND GROUND CIRCUIT
YES >> GO TO 5.
NO >> Repair or replace damaged parts.
5.CHECK INTERMITTENT INCIDENT
Refer to GI-40, "
Intermittent Incident".
Is the inspection result normal?
YES >> Replace the control valve & TCM. Refer to TM-182, "Exploded View".
NO >> Repair or replace damaged parts.
6.DETECT MALFUNCTIONING ITEM (PART 1)
Check the following.
Harness for short or open between battery positive term inal and A/T assembly vehicle side harness connec-
tor terminal 2. Refer to PG-11, "
Wiring Diagram - BATTERY POWER SUPPLY -".
Battery
10A fuse (No.38, located in the fuse, fusible link and relay box). Refer to PG-141, "
Fuse and Fusible Link
Arrangement".
Is the inspection result normal?
YES >> Check intermittent incident. Refer to GI-40, "Intermittent Incident".
NO >> Repair or replace damaged parts.
7.CHECK HARNESS BETWEEN IPDM E/ R AND A/T ASSEMBLY (PART 1)
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R connector.
3. Check continuity between IPDM E/R vehicle side harness connector terminal and A/T assembly vehicle
side harness connector terminals.
Is the inspection result normal?
YES >> GO TO 8.
NO >> Repair or replace damaged parts.
8.CHECK HARNESS BETWEEN IPDM E/ R AND A/T ASSEMBLY (PART 2)
Check continuity between A/T assembly vehicle side harness connector terminal and ground.
Is the inspection result normal?
YES >> GO TO 9.
NO >> Repair or replace damaged parts.
9.DETECT MALFUNCTIONING ITEM (PART 2)
Check the following.
Harness for short or open between ignition switch and IPDM E/R. Refer to PG-89, "
Wiring Diagram - IGNI-
TION POWER SUPPLY -".
Ignition switch
10A fuse (No.55, located in the IPDM E/R). Refer to PG-143, "
Fuse, Connector and Terminal Arrangement".
IPDM E/R
Is the inspection result normal?
YES >> Check intermittent incident. Refer to GI-40, "Intermittent Incident".
NO >> Repair or replace damaged parts.
IPDM E/R vehicle side harness connector A/T assembly vehicle side harness connector Continuity
Connector Terminal Connector Terminal
E15 57 F51 1
Existed
6
A/T assembly vehicle side harness connector
GroundContinuity
Connector Terminal
F51 1
Not existed
6
Revision: 2010 May2011 QX56

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