Page 89 of 4731

AT-6
INDEX FOR DTC
Revision: 2005 July 2005 FX
DTC No. Index ACS002L2
NOTE:
If DTC U1000 is displayed with other DTCs, first perform the trouble diagnosis for DTC U1000. Refer to
AT- 1 0 6
.
*1: These numbers are prescribed by SAE J2012.
*2: For VQ35DE engine.
*3: These malfunctions cannot be displayed MIL if another malfunction is assigned to MIL. DTC
Items
(CONSULT-II screen terms) Reference page
OBD-II Except OBD-II
CONSULT-II GST (*1) CONSULT-II
only “A/T”
— P0615 STARTER RELAY/CIRC AT- 1 0 9
P0700(*2) P0700 TCM AT- 11 3
P0705 P0705 PNP SW/CIRCAT- 11 4
P0710 P1710 ATF TEMP SEN/CIRCAT- 1 3 6
P0720 P0720 VEH SPD SEN/CIR AT AT- 11 8
P0725 (*2) P0725 ENGINE SPEED SIG AT- 1 2 3
P0740 P0740 TCC SOLENOID/CIRCAT- 1 2 5
P0744 P0744 A/T TCC S/V FNCTNAT- 1 2 7
P0745 P0745 L/PRESS SOL/CIRCAT- 1 2 9
— P1702 TCM·RAMAT- 1 3 1
— P1703 TCM·ROMAT- 1 3 2
P1705 (*2) P1705 TP SEN/CIRC A/T AT- 1 3 3
P1716 P1716 TURBINE REV S/CIRCAT- 1 4 1
— P1721 VEH SPD SE/CIR·MTRAT- 1 4 3
P1730 P1730 A/T INTERLOCK AT- 1 4 5
— P1731 A/T 1ST E/BRAKINGAT- 1 4 8
P1752 P1752 I/C SOLENOID/CIRC AT- 1 5 0
P1754 (*3) P1754 I/C SOLENOID FNCTN AT- 1 5 2
P1757 P1757 FR/B SOLENOID/CIRCAT- 1 5 4
P1759 (*3) P1759 FR/B SOLENOID FNCT AT- 1 5 6
P1762 P1762 D/C SOLENOID/CIRCAT- 1 5 8
P1764 (*3) P1764 D/C SOLENOID FNCTN AT- 1 6 0
P1767 P1767 HLR/C SOL/CIRCAT- 1 6 2
P1769 P1769 HLR/C SOL FNCTNAT- 1 6 4
P1772 P1772 LC/B SOLENOID/CIRCAT- 1 6 6
P1774 P1774 LC/B SOLENOID FNCTAT- 1 6 8
— P1815 MANU MODE SW/CIRCAT- 1 7 0
— P1841 ATF PRES SW 1/CIRCAT- 1 7 5
— P1843 ATF PRES SW 3/CIRCAT- 1 7 7
— P1845 ATF PRES SW 5/CIRCAT- 1 7 9
— P1846 ATF PRES SW 6/CIRCAT- 1 8 1
U1000 U1000 CAN COMM CIRCUIT AT- 1 0 6
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PRECAUTIONS AT-7
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Revision: 2005 July 2005 FX
PRECAUTIONSPFP:00001
Precautions for Supplemental Restraint System (SRS) “AIR BAG” and “SEAT
BELT PRE-TENSIONER”
ACS002L3
The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT PRE-TENSIONER”, used along
with a front seat belt, helps to reduce the risk or severity of injury to the driver and front passenger for certain
types of collision. This system includes seat belt switch inputs and dual stage front air bag modules. The SRS
system uses the seat belt switches to determine the front air bag deployment, and may only deploy one front
air bag, depending on the severity of a collision and whether the front occupants are belted or unbelted.
Information necessary to service the system safely is included in the SRS and SB section of this Service Man-
ual.
WARNING:
To avoid rendering the SRS inoperative, which could increase the risk of personal injury or death
in the event of a collision which would result in air bag inflation, all maintenance must be per-
formed by an authorized NISSAN/INFINITI dealer.
Improper maintenance, including incorrect removal and installation of the SRS, can lead to per-
sonal injury caused by unintentional activation of the system. For removal of Spiral Cable and Air
Bag Module, see the SRS section.
Do not use electrical test equipment on any circuit related to the SRS unless instructed to in this
Service Manual. SRS wiring harnesses can be identified by yellow and/or orange harnesses or
harness connectors.
Precautions for On Board Diagnostic (OBD) System of A/T and EngineACS002L5
The ECM has an on board diagnostic system. It will light up the malfunction indicator lamp (MIL) to warn the
driver of a malfunction causing emission deterioration.
CAUTION:
Be sure to turn the ignition switch OFF and disconnect the battery cable from the negative termi-
nal before any repair or inspection work. The open/short circuit of related switches, sensors, sole-
noid valves, etc. Will cause the MIL to light up.
Be sure to connect and lock the connectors securely after work. A loose (unlocked) connector will
cause the MIL to light up due to an open circuit. (Be sure the connector is free from water, grease,
dirt, bent terminals, etc.)
Be sure to route and secure the harnesses properly after work. Interference of the harness with a
bracket, etc. May cause the MIL to light up due to a short circuit.
Be sure to connect rubber tubes properly after work. A misconnected or disconnected rubber tube
may cause the MIL to light up due to a malfunction of the EGR system or fuel injection system, etc.
Be sure to erase the unnecessary malfunction information (repairs completed) from the TCM and
ECM before returning the vehicle to the customer.
Page 91 of 4731

AT-8
PRECAUTIONS
Revision: 2005 July 2005 FX
Precautions ACS002L6
Before connecting or disconnecting the A/T assembly har-
ness connector, turn ignition switch OFF and disconnect
the battery cable from the negative terminal. Because bat-
tery voltage is applied to TCM even if ignition switch is
turned OFF.
After performing each TROUBLE DIAGNOSIS, perform
“DTC (Diagnostic Trouble Code) Confirmation Procedure”.
If the repair is completed the DTC should not be displayed
in the “DTC Confirmation Procedure”.
Always use the specified brand of ATF. Refer to MA-12, "Fluids and Lubricants" .
Use lint-free paper not cloth rags during work.
After replacing the ATF, dispose of the waste oil using the methods prescribed by law, ordinance, etc.
Before proceeding with disassembly, thoroughly clean the outside of the transmission. It is important to
prevent the internal parts from becoming contaminated by dirt or other foreign matter.
Disassembly should be done in a clean work area.
Use lint-free paper or towels for wiping parts clean. Common shop rags can leave fibers that could inter-
fere with the operation of the transmission.
Place disassembled parts in order for easier and proper assembly.
All parts should be carefully cleansed with a general purpose, non-flammable solvent before inspection or
reassembly.
Gaskets, seals and O-rings should be replaced any time the transmission is disassembled.
It is very important to perform functional tests whenever they are indicated.
The valve body contains precision parts and requires extreme care when parts are removed and serviced.
Place disassembled valve body parts in order for easier and proper assembly. Care will also prevent
springs and small parts from becoming scattered or lost.
Properly installed valves, sleeves, plugs, etc. will slide along bores in valve body under their own weight.
Before assembly, apply a coat of recommended ATF to all parts. Apply petroleum jelly to protect O-rings
and seals, or hold bearings and washers in place during assembly. Do not use grease.
Extreme care should be taken to avoid damage to O-rings, seals and gaskets when assembling.
After overhaul, refill the transmission with new ATF.
When the A/T drain plug is removed, only some of the ATF is drained. Old ATF will remain in torque con-
verter and ATF cooling system.
Always follow the procedures under “Changing A/T Fluid” in the AT section when changing A/T fluid. Refer
to AT- 1 2 , "
Changing A/T Fluid" , AT- 1 3 , "Checking A/T Fluid" .
SEF289H
SEF217U
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PRECAUTIONS AT-9
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Revision: 2005 July 2005 FX
Service Notice or PrecautionsACS002L7
ATF COOLER SERVICE
If ATF contains frictional material (clutches, bands, etc.), or if an A/T is repaired, overhauled, or replaced,
inspect and clean the A/T fluid cooler mounted in the radiator or replace the radiator. Flush cooler lines using
cleaning solvent and compressed air after repair. For A/T fluid cooler cleaning procedure, refer to AT- 1 5 , "
A/T
Fluid Cooler Cleaning" . For radiator replacement, refer to CO-14, "RADIATOR" (for VQ35DE), CO-41, "RADI-
AT O R" (for VK45DE).
OBD-II SELF-DIAGNOSIS
A/T self-diagnosis is performed by the TCM in combination with the ECM. The results can be read through
the blinking pattern of the A/T CHECK indicator or the malfunction indicator lamp (MIL). Refer to the table
on AT- 9 3 , "
SELF-DIAGNOSTIC RESULT MODE" for the indicator used to display each self-diagnostic
result.
The self-diagnostic results indicated by the MIL are automatically stored in both the ECM and TCM mem-
ories.
Always perform the procedure on AT- 4 0 , "
HOW TO ERASE DTC" to complete the repair and avoid
unnecessary blinking of the MIL.
For details of OBD-II, refer to EC-54, "
ON BOARD DIAGNOSTIC (OBD) SYSTEM" (for VQ35DE) or EC-745,
"ON BOARD DIAGNOSTIC (OBD) SYSTEM" (for VK45DE).
Certain systems and components, especially those related to OBD, may use the new style slide-
locking type harness connector. For description and how to disconnect, refer to PG-74, "
HAR-
NESS CONNECTOR" .
Page 93 of 4731

AT-10
PREPARATION
Revision: 2005 July 2005 FX
PREPARATIONPFP:00002
Special Service ToolsACS002L9
The actual shapes of Kent-Moore tools may differ from those of special service tools illustrated here.
Tool number
(Kent-Moore No.)
Tool name Description
ST2505S001
(J-34301-C)
Oil pressure gauge set
1. ST25051001
(—)
Oil pressure gauge
2. ST25052000
(—)
Hose
3. ST25053000
(—)
Joint pipe
4. ST25054000
(—)
Adapter
5. ST25055000
(—)
Adapter Measuring line pressure
KV31103600
(J-45674)
Joint pipe adapter
(With ST25054000) Measuring line pressure
ST33400001
(J-26082)
Drift
a: 60 mm (2.36 in) dia.
b: 47 mm (1.85 in) dia.
Installing rear oil seal (2WD models)
Installing oil pump housing oil seal
KV31102400
(J-34285 and J-34285-87)
Clutch spring compressor
a: 320 mm (12.60 in)
b: 174 mm (6.85 in) Installing reverse brake return spring retainer
ST25850000
(J-25721-A)
Sliding hammer
a: 179 mm (7.05 in)
b: 70 mm (2.76 in)
c: 40 mm (1.57 in)
d: M12X1.75P Removing oil pump assembly
SCIA3695J
ZZA1227D
NT086
NT423
NT422
Page 94 of 4731
PREPARATION AT-11
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Revision: 2005 July 2005 FX
Commercial Service ToolsACS002LA
Tool nameDescription
Power tool Loosening bolts and nuts
Drift
a: 22 mm (0.87 in) dia. Installing manual shaft oil seals
Drift
a: 64 mm (2.52 in) dia. Installing rear oil seal (AWD models)
PBIC0190E
NT083
SCIA5338E
Page 95 of 4731

AT-12
A/T FLUID
Revision: 2005 July 2005 FX
A/T FLUIDPFP:KLE40
Changing A/T FluidACS002LB
1. Warm up ATF.
2. Stop engine.
3. Loosen the level gauge bolt.
4. Drain ATF from drain plug and refill with new ATF. Always refill same volume with drained ATF.
To replace the ATF, pour in new ATF at the A/T fluid charging
pipe with the engine idling, at the same time drain the old ATF
from the radiator cooler hose return side.
When the color of the ATF coming out is almost same as the
color of the new ATF, the replacement is complete. The
amount of new ATF to use should be 30 to 50% of the stipu-
lated amount.
CAUTION:
Use only Genuine NISSAN Matic J ATF. Do not mix with other ATF.
Using ATF other than Genuine NISSAN Matic J ATF will cause deterioration in driveability and A/
T durability, and may damage the A/T, which is not covered by the warranty.
When filling ATF, take care not to scatter heat generating parts such as exhaust.
Do not reuse drain plug gasket.
5. Run engine at idle speed for 5 minutes.
6. Check A/T fluid level and condition. Refer to AT- 1 3 , "
Checking A/T Fluid" . If ATF is still dirty, repeat step 2.
through 5.
7. Install the removed A/T fluid level gauge into A/T fluid charging pipe.
8. Tighten the level gauge bolt. ATF: Genuine NISSAN Matic J ATF
Fluid capacity: 10.3 (10-7/8 US qt, 9-1/8 lmp qt)
Drain plug: : 34 N·m (3.5 kg-m, 25 ft-lb)
Level gauge bolt: : 5.1 N·m (0.52 kg-m, 45 in-lb)
SCIA4896E
Page 96 of 4731

A/T FLUID AT-13
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Revision: 2005 July 2005 FX
Checking A/T FluidACS002LC
1. Warm up engine.
2. Check for A/T fluid leakage.
3. Loosen the level gauge bolt.
4. Before driving, A/T fluid level can be checked at A/T fluid tem- peratures of 30 to 50 °C (86 to 122 °F) using “COLD” range on A/
T fluid level gauge as follows.
a. Park vehicle on level surface and set parking brake.
b. Start engine and move selector lever through each gear posi- tion. Leave selector lever in P position.
c. Check A/T fluid level with engine idling.
d. Remove A/T fluid level gauge and wipe clean with lint-free paper.
CAUTION:
When wiping away the A/T fluid level gauge, always use
lint-free paper, not a cloth one.
e. Re-insert A/T fluid level gauge into A/T fluid charging pipe as far as it will go. CAUTION:
To check A/T fluid level, insert the A/T fluid level gauge until the cap contacts the end of the A/T
fluid charging pipe, with the A/T fluid level gauge reversed from the normal attachment conditions.
f. Remove A/T fluid level gauge and note reading. If reading is at low side of range, add ATF to the A/T fluid charging pipe.
CAUTION:
Do not overfill.
5. Drive vehicle for approximately 5 minutes in urban areas.
6. Make the A/T fluid temperature approximately 65 °C (149 °F).
NOTE:
A/T fluid level will be greatly affected by temperature as shown in figure. Therefore, be certain to
perform operation while checking data with CONSULT-II.
a. Connect CONSULT-II to data link connector.
b. Select “MAIN SIGNALS” in “DATA MONITOR” mode for “A/T” with CONSULT-II.
c. Read out the value of “ATF TEMP 1”.
7. Recheck A/T fluid level at A/T fluid temperatures of approximately 65 °C (149 °F) using “HOT” range on A/
T fluid level gauge.
SCIA7120E
SLIA0016E