2003 NISSAN TEANA engine

AT-230
ON-VEHICLE SERVICE

Park/Neutral Position (PNP) SwitchBCS00155
COMPONENTS
REMOVAL AND INSTALLATION
Removal
1. Set selector lever in “N” position.
2. Remove front tire LH from vehicle.
3. Remove LH splash guard. (Front fender side)
4. Remove engine under cover.
5. Remove control cable from manual shaft.
6. Remove PNP switch fixing bolts.
7. Remove PNP switch from transaxle assembly.
Installation
Note the following, and install in the reverse order of removal.

Align PNP switch position when installing.

After installation is completed, adjust and check A/T position. Refer to AT- 2 1 5 , "Adjustment of A/T Posi-
tion" , AT- 2 1 5 , "Checking of A/T Position" .
1. A/T 2. PNP switch
Refer to GI section to make sure icons (symbol marks) in the figure. Refer to GI-10, "
Components" .
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AT-236
AIR BREATHER HOSE

AIR BREATHER HOSEPFP:31098
Removal and Installation [Air Breather Hose (Oil Catch Tank to Air Duct)]BCS00159
COMPONENTS (OIL CATCH TANK TO AIR DUCT)
For QR20DE engine models
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1. Air duct 2. Air breather hose (air duct side) 3. Oil catch tank

AIR BREATHER HOSE
AT-237
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For VQ23DE engine models
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1. Air duct 2. Resonator 3. Air breather hose (air duct side)
4. Oil catch tank

AT-238
AIR BREATHER HOSE

REMOVAL AND INSTALLATION (QR20DE ENGINE MODELS)
During removal and installation of air breather hose (air duct side) be careful of the following.

Secure a mark (A) when installing air breather hose (air duct
side) to air duct so as to see the mark.

Install air breather hose (air duct side) to oil catch tank with a
mark (B) facing up. Insert air breather hose into oil catch tank
until it reaches the point where the winding radius stops.
CAUTION:
When installing an air breather hose (air duct side), be careful
not to be crushed or blocked by folding or bending the hose.
REMOVAL AND INSTALLATION (VQ23DE ENGINE MODELS)
During removal and installation of air breather hose (air duct side) be careful of the following.

Secure a mark (A) when installing air breather hose (air duct
side) to air duct so as not to see the mark.

Install air breather hose (air duct side) to oil catch tank with a
mark (B) facing up. Insert air breather hose into oil catch tank
until it reaches the point where the winding radius stops.
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TRANSAXLE ASSEMBLY
AT-241
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TRANSAXLE ASSEMBLYPFP:32020
Removal and InstallationBCS0015B
COMPONENTS (FOR QR20DE ENGINE MODELS)
1. A/T fluid level gauge 2. O-ring 3. A/T fluid charging pipe
4. Front engine mounting bracket 5. Fluid cooler tube 6. Fluid cooler tube
7. Copper washer 8. Copper washer 9. A/T assembly
10. Stopper 11. LH engine mounting insulator 12. Rear engine mounting bracket
Refer to GI section to make sure icons (symbol marks) in the figure. Refer to GI-10, "
Components" .
However, refer to the following symbols for others.
: For tightening torque, refer to AT- 2 4 4 , "
INSTALLATION" .
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AT-242
TRANSAXLE ASSEMBLY

COMPONENTS (FOR VQ23DE ENGINE MODELS)
REMOVAL
CAUTION:
Transaxle assembly it self cannot be removed from vehicle. Remove transaxle assembly and engine
assembly together from vehicle.
1. Disconnect the battery cable from negative terminal.
2. Remove exhaust front tube with power tool. Refer to EX-2, "
Removal and Installation" .
3. Remove rear plate cover from oil pan (upper). Refer to EM-26, "
OIL PAN AND OIL STRAINER" (QR
engine) or EM-145, "
OIL PAN AND OIL STRAINER" (VQ engine).
1. A/T fluid level gauge 2. O-ring 3. A/T fluid charging pipe
4. Engine mounting bracket (front) 5. Fluid cooler tube 6. Fluid cooler tube
7. Copper washer 8. Copper washer 9. A/T assembly
10. Stopper 11. Engine mounting insulator (LH) 12. Engine mounting bracket (rear)
Refer to GI section to make sure icons (symbol marks) in the figure. Refer to GI-10, "
Components" .
However, refer to the following symbols for others.
: For tightening torque, refer to AT-244, "
INSTALLATION" .
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TRANSAXLE ASSEMBLY
AT-243
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4. Turn crankshaft, and remove four tightening bolts for drive plate
and torque converter.
CAUTION:
Crankshaft should be rotated clockwise, viewed from front
of engine.
5. Remove four bolts in figure.
6. Remove air breather hose. Refer to AT- 2 3 6 , "
AIR BREATHER
HOSE" .
7. Remove transaxle assembly and engine assembly together
from vehicle. Refer to EM-223, "
Removal and Installation" .
8. Remove front suspension member from transaxle assembly and
engine assembly. Refer to FSU-17, "
FRONT SUSPENSION
MEMBER" .
9. Remove drive shaft. Refer to FA X - 8 , "
FRONT DRIVE SHAFT" .
10. Remove front engine mounting bracket (front). Refer to EM-223,
"Removal and Installation" .
11. Remove rear engine mounting bracket (rear). Refer to EM-223, "
Removal and Installation" .
12. Remove A/T fluid level gauge.
13. Remove A/T fluid charging pipe.
14. Disconnect harness connector and wire harness.
15. Remove crankshaft position sensor (POS), from engine assembly. Refer to EM-145, "
Removal and Instal-
lation" .
CAUTION:

Do not subject it to impact by dropping or hitting it.

Do not disassemble.

Do not allow metal filings, etc., to get on sensor's front edge magnetic area.

Do not place in an area affected by magnetism.
16. Remove starter motor. Refer to SC-18, "
Removal and Installation" .
17. Remove engine mounting insulator (LH) and stopper. Refer to EM-223, "
Removal and Installation" .
18. Remove transaxle assembly fixing bolts with power tool.
19. Remove transaxle assembly from engine assembly.
CAUTION:
Secure torque converter to prevent it from dropping.
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AT-244
TRANSAXLE ASSEMBLY

20. Remove fluid cooler tubes.
INSPECTION
Installation and Inspection of Torque Converter

After inserting a torque converter to a A/T, be sure to check
dimension “A” to ensure it is within the reference value limit.
INSTALLATION
Install removed parts in the reverse order of the removal, while paying attention to the following work.

When installing transaxle to engine, attach fixing bolts in accordance with the following standard.
QR20DE engine models
VQ23DE engine models
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Dimension “A”
For QR20DE engine models
: 19.0 mm (0.75 in) or more
For VQ23DE engine models
: 14.0 mm (0.55 in) or more
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Bolt No. 1 2 3 4 5 6
Number of bolts 4 1 1 2 2 1
Bolt length
“ ”mm (in)49
(1.93) 40
(1.57) 45
(1.77)40
(1.57)30
(1.18)45
(1.77)
Tightening torque
N·m (kg-m, ft-lb)75
(7.7, 55)35
(3.6, 26)75
(7.7, 55)43 (4.4, 32)35
(3.6, 26)
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Bolt No. 1 2 3 4
Number of bolts 1 4 4 1
Bolt length
“ ”mm (in)118 (4.65) 52 (2.05) 40 (1.57) 65 (2.56)
Tightening torque
N·m (kg-m, ft-lb)74 (7.5, 55) 75 (7.7, 55) 47 (4.8, 35) 75 (7.7, 55)
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