2014 NISSAN TEANA sensor

PREPARATIONEM-11
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Spark plug wrench Removing and installing spark plug
Valve seat cutter set Finishing valve seat dimensions
Piston ring expander Removing and installing piston ring
Valve guide drift Removing and installing valve guide Intake & Exhaust:
a: 9.5 mm (0.374 in) dia.
b: 5.5 mm (0.217 in) dia.
Valve guide reamer 1: Reaming valve guide inner hole 2: Reaming hole for oversize valve guide
Intake & Exhaust:
d
1: 6.0 mm (0.236 in) dia.
d
2: 10.2 mm (0.402 in) dia.
(J-43897-18)
(J-43897-12)
Oxygen sensor thread cleaner Reconditioning the exhaust system threads
before installing a new heated oxygen sensor
(Use with anti-seize lubricant shown below.)
a: J-43897-18 [18 mm (0.71 in) dia.] for zir-
conia heated oxygen sensor
b: J-43897-12 [12 mm (0.47 in) dia.] for tita-
nia heated oxygen sensor
Anti-seize lubricant (Permatex 133AR
or equivalent meeting MIL specifica-
tion MIL-A-907) Lubricating oxygen sensor thread cleaning
tool when reconditioning exhaust system
threads
Tool name
Description
PBIC2982E
S-NT048
S-NT030
S-NT015
S-NT016
AEM488
AEM489
Revision: November 20132014 Altima NAM

AIR CLEANER AND AIR DUCTEM-29
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AIR CLEANER AND AIR DUCT
Exploded ViewINFOID:0000000009460478
Removal and InstallationINFOID:0000000009460479
REMOVAL
1. Remove the core support cover. Refer to
EXT-17, "Removal and Installation".
2. Remove front air duct.
3. Remove the engine room cover. Refer to EM-28, "Removal and Installation"
.
4. Disconnect the air duct hose clamps at the electric throttle control actuator and the air cleaner case
assembly.
5. Disconnect the blow-by hose.
6. Remove air duct hose and resonator.
7. Disconnect the mass air flow sensor and remove t he harness retainers from the air cleaner case assem-
bly.
8. Disconnect the transaxle breather hose from the air cleaner case assembly.
9. Remove mass air flow sensor from air cleaner case assembly, as necessary. CAUTION:
Handle the mass air flow sensor with care:
• Do not shock it.
• Do not disassemble it.
• Do not touch the internal sensor.
10. Remove the air cleaner case assembly.
INSTALLATION
Installation is in the reverse order of removal.
1. Air duct hose and resonator 2. Front air duct 3. Grommets
4. Air cleaner mounting bracket 5. Air cleaner mounting bracket 6. Air cleaner case assembly
7. Mass air flow sensor
AWBIA1311GB
Revision: November 20132014 Altima NAM

EM-30
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INTAKE MANIFOLD
INTAKE MANIFOLD
Exploded ViewINFOID:0000000009460480
Removal and InstallationINFOID:0000000009460481
REMOVAL
WARNING:
To avoid the danger of being scalded, never drain the coolant when the engine is hot.
NOTE:
When removing components such as hoses, tubes/lines, etc. , cap or plug openings to prevent fluid from spill-
ing.
1. Disconnect battery negative terminal. Refer to PG-73, "Removal and Installation (Battery)"
.
2. Release the fuel pressure. Refer to EC-182, "Work Procedure"
.
3. Partially drain engine coolant. Refer to CO-12, "Changing Engine Coolant"
.
4. Remove the air cleaner and air duct. Refer to EM-29, "Removal and Installation"
.
5. Remove cowl top finisher. Refer to EXT-24, "Removal and Installation"
.
6. Remove strut tower bar. Refer to FSU-19, "Exploded View"
.
7. Disconnect the PCV hose from the intake manifold.
8. Disconnect the EVAP hose and EVAP canister purge volume control solenoid.
1. Electric throttle control actuator 2. Map sensor (California only) 3. Map hose (California only)
4. Clamp 5. Cap (except California) 6. Intake manifold gasket
7. Intake manifold 8. Electric throttle control actuator O-ringA. Refer to INSTALLATION
B. Refer to INSTALLATION C. Refer to INSTALLATION
AWBIA1768ZZ
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EXHAUST MANIFOLD AND THREE WAY CATALYST
EM-33
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EXHAUST MANIFOLD AND THREE WAY CATALYST
Exploded ViewINFOID:0000000009460482
Removal and InstallationINFOID:0000000009460483
REMOVAL
1. Remove the engine under cover. Refer to
EXT-17, "Removal and Installation".
2. Remove the exhaust front tube. Refer to EX-5, "Exploded View"
.
3. Remove the front air duct and air cleaner assembly. Refer to EM-29, "Removal and Installation"
.
4. Disconnect the air fuel ratio (A/F) sensor 1 electrical harness connector.
5. Remove the exhaust manifold cover (upper).
6. Remove the air fuel ratio (A/F) sensor 1 (1) using Tools (A), (if necessary).
CAUTION:
• Be careful not to damage air fuel ratio (A/F) sensor.
• Discard any air fuel ratio (A/F) sensor which has been
dropped from a height of more than 0.5 m (19.7 in) onto a
hard surface such as a concrete floor; replace with a new
one.
7. Remove the oil level gauge and oil level gauge guide. Refer to EM-36, "Exploded View"
.
8. Remove the exhaust manifold cover (lower front).
1. Cylinder head 2. Exhaust manifold gasket 3. Exhaust manifold cover (upper)
4. Exhaust manifold and three way cat- alyst assembly 5. Exhaust manifold cover (lower
front) 6. Exhaust manifold cover (lower rear)
7. Air fuel ratio (A/F) sensor 1
AWBIA1314GB
Tool numbers : KV991J0050 (J-44626) : KV10117100 (J-36471-A)
ALBIA0919GB
Revision: November 20132014 Altima NAM

EXHAUST MANIFOLD AND THREE WAY CATALYST
EM-35
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4. Install the exhaust manifold cover (lower front) and bolts. Then
tighten the bolts to specification in the numerical order shown.
CAUTION:
Do not reuse bolts.
5. Install the air fuel ratio (A/F) sensor 1 (1) using Tools (A) and tighten to specification.
CAUTION:
• Be careful not to damage air fuel ratio (A/F) sensor.
• Discard any air fuel ratio (A/F) sensor which has been
dropped from a height of more than 0.5 m (19.7 in) onto a
hard surface such as a concrete floor; replace with a new
one.
• Do not over-tighten the air fuel ratio (A/F) sensor 1. Doing so may cause damage to the air fuel
ratio (A/F) sensor 1, r esulting in a malfunction and the MIL coming on.
6. Install the exhaust manifold cover (upper). Then tighten the bolts to specification in the numerical order shown.
CAUTION:
Do not reuse bolts.
7. Installation of the remaining components is in the reverse order of removal.
ALBIA0889GB
Tool numbers : KV991J0050 (J-44626) : KV10117100 (J-36471-A)
ALBIA0919GB
ALBIA0888GB
Revision: November 20132014 Altima NAM

OIL PAN AND OIL STRAINEREM-37
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3. Remove the front exhaust tube and gaskets. Refer to
EX-5, "Exploded View".
4. Remove the fender protector side cover (RH). Refer to EXT-26, "FENDER PROTECTOR : Removal and
Installation".
5. Remove oil level gauge (1), oil level gauge guide (2), and O-ring (3).
CAUTION:
Do not reuse O-ring.
6. Disconnect the air fuel ratio sensor 1 electrical harness connector.
7. Remove the front driveshaft (LH) and front driveshaft (RH). Refer to FAX-10, "Removal and Installation
(LH)" and FAX-12, "Removal and Installation (RH)".
8. Remove the connecting rod (LH) and the connecting rod (RH). Refer to FSU-19, "Exploded View"
.
9. Remove the tie rod end from the steering knuckle ( RH) and the tie rod end from the steering knuckle (LH).
Refer to ST-36, "Exploded View"
.
10. Remove the power steering gear bolts and support the power steering gear. Refer to ST-36, "Removal
and Installation".
11. Remove the rear engine mount torque rod bracket. Refer to EM-84, "Removal and Installation"
.
12. Remove the front suspension member for clearance to remove the oil pan. Refer to FSU-20, "Removal
and Installation".
13. Disconnect the A/C compressor electrical harness connector.
14. Remove the drive belt. Refer to EM-19, "Removal and Installation"
.
15. Remove the A/C compressor bolts, position the A/C compressor aside and support. Refer to HA-30,
"COMPRESSOR : Removal and Installation".
16. Remove the lower oil pan bolts in the reverse order as shown, using power tool.
17. Remove the lower oil pan using Tool (A). CAUTION:
Be careful not to damage the mating surfaces.
NOTE:
In areas where the cutter is difficult to use, use a plastic hammer
to lightly tap (1) the cutter where the liquid gasket is applied. Use
a plastic hammer to slide (2) the cutter by tapping on the side.
ALBIA0910GB
ALBIA0830GB
Tool number : KV10111100 (J-37228)
AWBIA1249GB
Revision: November 20132014 Altima NAM

CAMSHAFTEM-47
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CAMSHAFT
Exploded ViewINFOID:0000000009460492
Removal and InstallationINFOID:0000000009460493
REMOVAL
1. Remove the rocker cover. Refer to
EM-45, "Removal and Installation".
2. Disconnect intake valve timing intermediate lock contro l solenoid valve, intake valve timing control sole-
noid valve, exhaust valve timing control solenoi d valve and camshaft sensor harness connectors.
3. Remove camshaft position sensors.
4. Remove camshaft position sensor bracket.
5. Remove the intake valve timing intermediate lock control solenoid valve, intake valve timing control sole- noid valve and exhaust valve timing control solenoid valve.
CAUTION:
Do not reuse O-ring.
6. Remove the spark plugs. Refer to EM-16, "Removal and Installation"
.
1. Washer 2. Camshaft bracket (No.1) 3. Camshaft sprocket (INT)
4. Camshaft sprocket (EXH) 5. Chain tensioner 6. Front cover (partial view)
7. Valve timing control cover O-rings (INT) 8. Valve timing control cover 9. Valve timing control solenoid valve
O-rings
10. Intake valve timing intermediate lock control solenoid valve 11. Intake valve timing control solenoid
valve 12. Exhaust valve timing control sole-
noid valve
13. Valve timing control cover O-rings (EXH) 14. Cylinder head 15. Valve lifters
16. Camshaft (EXH) 17. Signal plate (EXH) 18. Signal plate (INT)
19. Camshaft position sensor bracket 20. Camshaft position sensor (EXH) 21. Camshaft positions sensor (INT)
22. Camshaft position sensor O-rings 23. Camshaft brackets (INT) 24. Camshaft brackets (EXH)
25. Camshaft (INT) A. Refer to INSTALLATION B. Refer to INSTALLATION
AWBIA1769ZZ
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EM-56
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CAMSHAFT
c. Apply liquid gasket to the positions shown. Refer to
GI-21, "Rec-
ommended Chemical Products and Sealants".
d. Install valve timing control cover. • Tighten the bolts to specification in the numerical order asshown.
9. Check and adjust valve clearances. Refer to EM-23, "Camshaft valve clearance"
.
10. Install camshaft position sensor bracket.
a. Apply liquid gasket to camshaft position sensor bracket as shown.
CAUTION:
• Use Genuine Silicone RTV Seal ant, or equivalent. Refer to
GI-21, "Recommended Chemical Products and Sealants"
.
• After installation be sure to wipe off excessive liquid gas-
ket leaking from part (B).
• Installation should be done within 5 minutes after apply-
ing liquid gasket.
• Do not fill the engine with oil for at least 30 minutes after the co mponents are installed to allow
the liquid gasket to cure.
b. Tighten bolts to specification in numerical order shown.
11. Install the camshaft position sensors.
12. Installation of the remaining components is in the reverse order of removal.
Inspection After InstallationINFOID:0000000009460494
Inspection of Camshaft Sprocket (INT) Oil Gr oove and Camshaft Sprocket (EXH) Oil Groove
Diameter (A) : 3.4 - 4.4 mm (0.134 - 0.173 in)
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ALBIA0839GB
(A) : 2.0 - 3.0 mm (0.079-0.118)
(B) : 10.5 mm (0.413 in)
Camshaft position
sensor bracket bolts : 10.41 N·m (1.1 kg-m, 8.0 ft-lb)
ALBIA0907GB
ALBIA0908GB
Revision: November 20132014 Altima NAM