change time INFINITI QX56 2011 Factory Service Manual

P0729 6GR INCORRECT RATIOTM-115
< DTC/CIRCUIT DIAGNOSIS > [7AT: RE7R01B]
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3. Keep the current driving status for 2 seconds or more if CONSULT-III screen changes from “OUT OF
CONDITION” to “TESTING”.
CAUTION:
When “TESTING” is not indicated on CONSULT-III for a long time, check “Self Diagnostic Results”
in “TRANSMISSION”. When a DTC other than “P0729” is detected, check the DTC. Refer to TM-78,
"DTC Index".
With GST
1. Drive vehicle and maintain the following conditions for 2 seconds or more.
2. Check DTC.
Is
“OUT OF CONDITION”, “STOP VEHICLE” or “COMPLETED RESULT NG” displayed? / Is “P0729”
detected?
YES-1 (OUT OF CONDITION) >>Perform “Step 3” again.
YES-2 (STOP VEHICLE)>>GO TO 4.
YES-3 (COMPLETED RESULT NG)>>Go to TM-115, "
Diagnosis Procedure".
YES-4 (“P0729” is detected)>>Go to TM-115, "
Diagnosis Procedure".
NO >> GO TO 4.
4.CHECK SYMPTOM (PART 2)
1. Stop vehicle.
2. Drive vehicle in “D” position allowing it to shift from 1GR to 7GR and check shift timing and shift shock.
>> INSPECTION END
Diagnosis ProcedureINFOID:0000000006226817
1.DETECT MALFUNCTIONING ITEM
Disassemble the A/T assembly to check component parts. Refer to TM-226, "
Disassembly".
NOTE:
Check the component parts, referring to “Possible cause” in “DTC DETECTION LOGIC”. Refer to TM-114,
"DTC Logic".
Is the inspection result normal?
YES >> Replace the control valve & TCM. Refer to TM-182, "Exploded View".
NO >> Repair or replace damaged parts.
GEAR : 6th
ACCELE POSI : 0.7/8 or more
VEHICLE SPEED : 10 km/h (7 MPH) or more
Selector lever : “M” position
Gear position : 6th
Accelerator pedal opening : 0.7/8 or more
Vehicle speed : 10 km/h (7 MPH) or more
Revision: 2010 May2011 QX56

P0731 1GR INCORRECT RATIOTM-119
< DTC/CIRCUIT DIAGNOSIS > [7AT: RE7R01B]
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3. Keep the current driving status for 2 seconds or more if CONSULT-III screen changes from “OUT OF
CONDITION” to “TESTING”.
CAUTION:
When “TESTING” is not indicated on CONSULT-III for a long time, check “Self Diagnostic Results”
in “TRANSMISSION”. When a DTC other than “P0731” is detected, check the DTC. Refer to TM-78,
"DTC Index".
With GST
1. Drive vehicle and maintain the following conditions for 2 seconds or more.
2. Check DTC.
Is
“OUT OF CONDITION”, “STOP VEHICLE” or “COMPLETED RESULT NG” displayed? / Is “P0731”
detected?
YES-1 (OUT OF CONDITION) >>Perform “Step 3” again.
YES-2 (STOP VEHICLE)>>GO TO 4.
YES-3 (COMPLETED RESULT NG)>>Go to TM-119, "
Diagnosis Procedure".
YES-4 (“P0731” is detected)>>Go to TM-119, "
Diagnosis Procedure".
NO >> GO TO 4.
4.CHECK SYMPTOM (PART 2)
1. Stop vehicle.
2. Drive vehicle in “D” position allowing it to shift from 1GR to 7GR and check shift timing and shift shock.
>> INSPECTION END
Diagnosis ProcedureINFOID:0000000006226823
1.DETECT MALFUNCTIONING ITEM
Disassemble the A/T assembly to check component parts. Refer to TM-211, "
Exploded View".
NOTE:
Check the component parts, referring to “Possible cause” in “DTC DETECTION LOGIC”. Refer to TM-118,
"DTC Logic".
Is the inspection result normal?
YES >> Replace the control valve & TCM. Refer to TM-182, "Exploded View".
NO >> Repair or replace damaged parts.
GEAR : 1st
ACCELE POSI : 0.7/8 or more
VEHICLE SPEED : 10 km/h (7 MPH) or more
Selector lever : “M” position
Gear position : 1st
Accelerator pedal opening : 0.7/8 or more
Vehicle speed : 10 km/h (7 MPH) or more
Revision: 2010 May2011 QX56

P0732 2GR INCORRECT RATIOTM-121
< DTC/CIRCUIT DIAGNOSIS > [7AT: RE7R01B]
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3. Keep the current driving status for 2 seconds or more if CONSULT-III screen changes from “OUT OF
CONDITION” to “TESTING”.
CAUTION:
When “TESTING” is not indicated on CONSULT-III for a long time, check “Self Diagnostic Results”
in “TRANSMISSION”. When a DTC other than “P0732” is detected, check the DTC. Refer to TM-78,
"DTC Index".
With GST
1. Drive vehicle and maintain the following conditions for 2 seconds or more.
2. Check DTC.
Is
“OUT OF CONDITION”, “STOP VEHICLE” or “COMPLETED RESULT NG” displayed? / Is “P0732”
detected?
YES-1 (OUT OF CONDITION) >>Perform “Step 3” again.
YES-2 (STOP VEHICLE)>>GO TO 4.
YES-3 (COMPLETED RESULT NG)>>Go to TM-121, "
Diagnosis Procedure".
YES-4 (“P0732” is detected)>>Go to TM-121, "
Diagnosis Procedure".
NO >> GO TO 4.
4.CHECK SYMPTOM (PART 2)
1. Stop vehicle.
2. Drive vehicle in “D” position allowing it to shift from 1GR to 7GR and check shift timing and shift shock.
>> INSPECTION END
Diagnosis ProcedureINFOID:0000000006226826
1.DETECT MALFUNCTIONING ITEM
Disassemble the A/T assembly to check component parts. Refer to TM-226, "
Disassembly".
NOTE:
Check the component parts, referring to “Possibl e cause” in “DTC DETECTION LOGIC”. Refer to TM-120,
"DTC Logic".
Is the inspection result normal?
YES >> Replace the control valve & TCM. Refer to TM-182, "Exploded View".
NO >> Repair or replace damaged parts.
GEAR : 2nd
ACCELE POSI : 0.7/8 or more
VEHICLE SPEED : 10 km/h (7 MPH) or more
Selector lever : “M” position
Gear position : 2nd
Accelerator pedal opening : 0.7/8 or more
Vehicle speed : 10 km/h (7 MPH) or more
Revision: 2010 May2011 QX56

P0733 3GR INCORRECT RATIOTM-123
< DTC/CIRCUIT DIAGNOSIS > [7AT: RE7R01B]
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3. Keep the current driving status for 2 seconds or more if CONSULT-III screen changes from “OUT OF
CONDITION” to “TESTING”.
CAUTION:
When “TESTING” is not indicated on CONSULT-III for a long time, check “Self Diagnostic Results”
in “TRANSMISSION”. When a DTC other than “P0733” is detected, check the DTC. Refer to TM-78,
"DTC Index".
With GST
1. Drive vehicle and maintain the following conditions for 2 seconds or more.
2. Check DTC.
Is
“OUT OF CONDITION”, “STOP VEHICLE” or “COMPLETED RESULT NG” displayed? / Is “P0733”
detected?
YES-1 (OUT OF CONDITION) >>Perform “Step 3” again.
YES-2 (STOP VEHICLE)>>GO TO 4.
YES-3 (COMPLETED RESULT NG)>>Go to TM-123, "
Diagnosis Procedure".
YES-4 (“P0733” is detected)>>Go to TM-123, "
Diagnosis Procedure".
NO >> GO TO 4.
4.CHECK SYMPTOM (PART 2)
1. Stop vehicle.
2. Drive vehicle in “D” position allowing it to shift from 1GR to 7GR and check shift timing and shift shock.
>> INSPECTION END
Diagnosis ProcedureINFOID:0000000006226829
1.DETECT MALFUNCTIONING ITEM
Disassemble the A/T assembly to check component parts. Refer to TM-226, "
Disassembly".
NOTE:
Check the component parts, referring to “Possibl e cause” in “DTC DETECTION LOGIC”. Refer to TM-122,
"DTC Logic".
Is the inspection result normal?
YES >> Replace the control valve & TCM. Refer to TM-182, "Exploded View".
NO >> Repair or replace damaged parts.
GEAR : 3rd
ACCELE POSI : 0.7/8 or more
VEHICLE SPEED : 10 km/h (7 MPH) or more
Selector lever : “M” position
Gear position : 3rd
Accelerator pedal opening : 0.7/8 or more
Vehicle speed : 10 km/h (7 MPH) or more
Revision: 2010 May2011 QX56

P0734 4GR INCORRECT RATIOTM-125
< DTC/CIRCUIT DIAGNOSIS > [7AT: RE7R01B]
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3. Keep the current driving status for 2 seconds or more if CONSULT-III screen changes from “OUT OF
CONDITION” to “TESTING”.
CAUTION:
When “TESTING” is not indicated on CONSULT-III for a long time, check “Self Diagnostic Results”
in “TRANSMISSION”. When a DTC other than “P0734” is detected, check the DTC. Refer to TM-78,
"DTC Index".
With GST
1. Drive vehicle and maintain the following conditions for 2 seconds or more.
2. Check DTC.
Is
“OUT OF CONDITION”, “STOP VEHICLE” or “COMPLETED RESULT NG” displayed? / Is “P0734”
detected?
YES-1 (OUT OF CONDITION) >>Perform “Step 3” again.
YES-2 (STOP VEHICLE)>>GO TO 4.
YES-3 (COMPLETED RESULT NG)>>Go to TM-125, "
Diagnosis Procedure".
YES-4 (“P0734” is detected)>>Go to TM-125, "
Diagnosis Procedure".
NO >> GO TO 4.
4.CHECK SYMPTOM (PART 2)
1. Stop vehicle.
2. Drive vehicle in “D” position allowing it to shift from 1GR to 7GR and check shift timing and shift shock.
>> INSPECTION END
Diagnosis ProcedureINFOID:0000000006226832
1.DETECT MALFUNCTIONING ITEM
Disassemble the A/T assembly to check component parts. Refer to TM-226, "
Disassembly".
NOTE:
Check the component parts, referring to “Possibl e cause” in “DTC DETECTION LOGIC”. Refer to TM-124,
"DTC Logic".
Is the inspection result normal?
YES >> Replace the transmission case and control valve & TCM. Refer to TM-211, "Exploded View".
NO >> Repair or replace damaged parts.
GEAR : 4th
ACCELE POSI : 0.7/8 or more
VEHICLE SPEED : 10 km/h (7 MPH) or more
Selector lever : “M” position
Gear position : 4th
Accelerator pedal opening : 0.7/8 or more
Vehicle speed : 10 km/h (7 MPH) or more
Revision: 2010 May2011 QX56

P0735 5GR INCORRECT RATIOTM-127
< DTC/CIRCUIT DIAGNOSIS > [7AT: RE7R01B]
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3. Keep the current driving status for 2 seconds or more if CONSULT-III screen changes from “OUT OF
CONDITION” to “TESTING”.
CAUTION:
When “TESTING” is not indicated on CONSULT-III for a long time, check “Self Diagnostic Results”
in “TRANSMISSION”. When a DTC other than “P0735” is detected, check the DTC. Refer to TM-78,
"DTC Index".
With GST
1. Drive vehicle and maintain the following conditions for 2 seconds or more.
2. Check DTC.
Is
“OUT OF CONDITION”, “STOP VEHICLE” or “COMPLETED RESULT NG” displayed? / Is “P0735”
detected?
YES-1 (OUT OF CONDITION) >>Perform “Step 3” again.
YES-2 (STOP VEHICLE)>>GO TO 4.
YES-3 (COMPLETED RESULT NG)>>Go to TM-127, "
Diagnosis Procedure".
YES-4 (“P0735” is detected)>>Go to TM-127, "
Diagnosis Procedure".
NO >> GO TO 4.
4.CHECK SYMPTOM (PART 2)
1. Stop vehicle.
2. Drive vehicle in “D” position allowing it to shift from 1GR to 7GR and check shift timing and shift shock.
>> INSPECTION END
Diagnosis ProcedureINFOID:0000000006226835
1.DETECT MALFUNCTIONING ITEM
Disassemble the A/T assembly to check component parts. Refer to TM-226, "
Disassembly".
NOTE:
Check the component parts, referring to “Possibl e cause” in “DTC DETECTION LOGIC”. Refer to TM-126,
"DTC Logic".
Is the inspection result normal?
YES >> Replace the control valve & TCM. Refer to TM-182, "Exploded View".
NO >> Repair or replace damaged parts.
GEAR : 5th
ACCELE POSI : 0.7/8 or more
VEHICLE SPEED : 10 km/h (7 MPH) or more
Selector lever : “M” position
Gear position : 5th
Accelerator pedal opening : 0.7/8 or more
Vehicle speed : 10 km/h (7 MPH) or more
Revision: 2010 May2011 QX56

P1734 7GR INCORRECT RATIOTM-143
< DTC/CIRCUIT DIAGNOSIS > [7AT: RE7R01B]
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3. Keep the current driving status for 2 seconds or more if CONSULT-III screen changes from “OUT OF
CONDITION” to “TESTING”.
CAUTION:
When “TESTING” is not indicated on CONSULT-III for a long time, check “Self Diagnostic Results”
in “TRANSMISSION”. When a DTC other than “P1734” is detected, check the DTC. Refer to TM-78,
"DTC Index".
With GST
1. Drive vehicle and maintain the following conditions for 2 seconds or more.
2. Check DTC.
Is
“OUT OF CONDITION”, “STOP VEHICLE” or “COMPLETED RESULT NG” displayed? / Is “P1734”
detected?
YES-1 (OUT OF CONDITION) >>Perform “Step 3” again.
YES-2 (STOP VEHICLE)>>GO TO 4.
YES-3 (COMPLETED RESULT NG)>>Go to TM-143, "
Diagnosis Procedure".
YES-4 (“P1734” is detected)>>Go to TM-143, "
Diagnosis Procedure".
NO >> GO TO 4.
4.CHECK SYMPTOM (PART 2)
With CONSULT-III
1. Stop vehicle.
2. Drive vehicle in “D” position allowing it to shift from 1GR to 7GR and check shift timing and shift shock.
>> INSPECTION END
Diagnosis ProcedureINFOID:0000000006226863
1.DETECT MALFUNCTIONING ITEM
Disassemble the A/T assembly to check component parts. Refer to TM-226, "
Disassembly".
NOTE:
Check the component parts, referring to “Possibl e cause” in “DTC DETECTION LOGIC”. Refer to TM-142,
"DTC Logic".
Is the inspection result normal?
YES >> Replace the control valve & TCM. Refer to TM-182, "Exploded View".
NO >> Repair or replace damaged parts.
GEAR : 7th
ACCELE POSI : 0.7/8 or more
VEHICLE SPEED : 10 km/h (7 MPH) or more
Selector lever : “M” position
Gear position : 7th
Accelerator pedal opening : 0.7/8 or more
Vehicle speed : 10 km/h (7 MPH) or more
Revision: 2010 May2011 QX56

WCS
SYSTEMWCS-7
< SYSTEM DESCRIPTION >
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WARNING CHIME SYSTEM : Fail-SafeINFOID:0000000006369726
FA I L - S A F E
The combination meter activates the fail-safe contro l if CAN communication with each unit is malfunctioning.
Seat belt warning chimeThe warning chime sounds when the driver
seat belt is unfastened with the ignition switch
in ON position. BCMWCS-11,
"SEAT BELT
WARNING
CHIME : Sys-
tem Descrip-
tion"
Parking brake release warning chime
The warning chime sounds when the ignition
switch is in ON position with the parking brake
in operation and the vehicle speed 7 km/h (4.3
MPH) or more. Combination meterWCS-12,
"PA R K I N G
BRAKE RE-
LEASE WARN-
ING CHIME :
System De-
scription"
Warning functions Out line Warning judgment unit Refer to
Function Specifications
Speedometer
Reset to zero by suspending communication.
Tachometer
Engine coolant temperature gauge
Engine oil pressure gauge
Illumination control When suspending communication, changes to nighttime mode.
Information display Odo/trip meter An indicated value is maintained at communications blackout.
Shift position indicator The display turns OFF by suspending communication.
Door open warning The display turns OFF by suspending communication.
Buzzer The buzzer turns OFF by suspending communication.
Revision: 2010 May2011 QX56

WCS
DIAGNOSIS SYSTEM (BCM)WCS-19
< SYSTEM DESCRIPTION >
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DIAGNOSIS SYSTEM (BCM)
COMMON ITEM
COMMON ITEM : CONSULT-III Fu nction (BCM - COMMON ITEM)INFOID:0000000006419721
APPLICATION ITEM
CONSULT-III performs the following functions via CAN communication with BCM.
SYSTEM APPLICATION
BCM can perform the following functions for each system.
NOTE:
It can perform the diagnosis modes except the following for all sub system selection items.
×: Applicable item
*: This item is indicated, but not used.
FREEZE FRAME DATA (FFD)
The BCM records the following vehicle condition at the time a particular DTC is detected, and displays on
CONSULT-III.
Diagnosis mode Function Description
Work Support Changes the setting for each system function.
Self Diagnostic Result Displays the diagnosis results judged by BCM. Refer to BCS-57, "
DTCIndex".
CAN Diag Support Monitor Monitors the reception status of CAN communication viewed from BCM. Refer to CONSULT-III opera-
tion manual.
Data Monitor The BCM input/output signals are displayed.
Active Test The signals used to activate each device are forcibly supplied from BCM.
Ecu Identification The BCM part number is displayed.
Configuration  Read and save the vehicle specification.
 Write the vehicle specification when replacing BCM.
System Sub system selection item Diagnosis mode
Work Support Data Monitor Active Test
Door lock DOOR LOCK ×××
Rear window defo gger REAR DEFOGGER ××
Warning chime BUZZER ××
Interior room lamp timer INT LAMP ×××
Exterior lamp HEAD LAMP ×××
Wiper and washer WIPER ×××
Turn signal and hazard warning lamps FLASHER ×××
— AIR CONDITONER* ××
 Intelligent Key system
 Engine start system INTELLIGENT KEY
×××
Combination switch COMB SW ×
Body control system BCM ×
IVIS IMMU ×××
Interior room lamp battery saver BATTERY SAVER ×××
Back door TRUNK ×
Vehicle security system THEFT ALM ×××
RAP system RETAINED PWR ×
Signal buffer system SIGNAL BUFFER ××
Revision: 2010 May2011 QX56

WCS
COMBINATION METERWCS-29
< ECU DIAGNOSIS INFORMATION >
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Fail-SafeINFOID:0000000006222689
FA I L - S A F E
The combination meter activates the fail-safe contro l if CAN communication with each unit is malfunctioning.
37
(R/Y) Ground Non-manual mode signal Input Ignition
switch
ONSelector manual mode po-
sition
12 V
Other than the above 0 V
38
(L/W) Ground Manual mode shift down
signal InputIgnition
switch
ON Selector lever DOWN oper-
ation
0 V
Other than the above 12 V
39
(Y/B) Ground Manual mode shift up sig-
nal InputIgnition
switch
ON Selector lever UP operation 0 V
Other than the above 12 V
40
(G/W) Ground Manual mode signal Input Ignition
switch
ONSelector manual mode po-
sition
0 V
Other than the above 12 V
Te r m i n a l N o .
(Wire color) Description
ConditionVa l u e
(Approx.)
+ – Signal name Input/
Output
Function Specifications
Speedometer
Reset to zero by suspending communication.
Tachometer
Engine coolant temperature gauge
Engine oil pressure gauge
Illumination control When suspending communication, changes to nighttime mode.
Information display Odo/trip meter An indicated value is maintained at communications blackout.
Shift position indicator The display turns OFF by suspending communication.
Door open warning The display turns OFF by suspending communication.
Buzzer The buzzer turns OFF by suspending communication.
Revision: 2010 May2011 QX56