air filter NISSAN 350Z 2007 Z33 Engine Mechanical Workshop Manual

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ENGINE MECHANICAL
B ENGINE
CONTENTS
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SECTION EM
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Revision: 2006 November2007 350Z
ENGINE MECHANICAL
PRECAUTIONS .......................................................... 3
Precautions for Procedures without Cowl Top Cover ..... 3
Precautions for Battery Service ................................ 3
Precautions for Drain Engine Coolant and Engine
Oil ............................................................................. 3
Precautions for Disconnecting Fuel Piping .............. 3
Precautions for Removal and Disassembly ............. 3
Precautions for Inspection, Repair and Replace-
ment ......................................................................... 3
Precautions for Assembly and Installation ............... 3
Parts Requiring Angle Tightening ............................. 4
Precautions for Liquid Gasket .................................. 4
REMOVAL OF LIQUID GASKET SEALING .......... 4
LIQUID GASKET APPLICATION PROCEDURE ..... 4
PREPARATION ........................................................... 6
Special Service Tools ............................................... 6
Commercial Service Tools ........................................ 7
NOISE, VIBRATION AND HARSHNESS (NVH)
TROUBLESHOOTING .............................................. 10
NVH Troubleshooting — Engine Noise .................. 10
Use the Chart Below to Help You Find the Cause
of the Symptom. ...................................................... 11
DRIVE BELTS ........................................................... 12
Checking Drive Belts .............................................. 12
Tension Adjustment ................................................ 12
Removal and Installation ........................................ 12
REMOVAL ........................................................... 12
INSTALLATION ................................................... 13
INSPECTION AFTER INSTALLATION ............... 13
Components ........................................................... 13
Removal and Installation of Drive Belt Auto-Ten-
sioner ..................................................................... 13
REMOVAL ........................................................... 13
INSTALLATION ................................................... 14
AIR CLEANER AND AIR DUCT ............................... 15
Removal and Installation ........................................ 15
REMOVAL ........................................................... 15
INSPECTION AFTER REMOVAL ....................... 16INSTALLATION ................................................... 16
Changing Air Cleaner Filter .................................... 16
REMOVAL ........................................................... 16
INSTALLATION ................................................... 16
INTAKE MANIFOLD COLLECTOR .......................... 17
Removal and Installation ........................................ 17
REMOVAL ........................................................... 17
INSTALLATION ................................................... 19
INTAKE MANIFOLD ................................................. 20
Removal and Installation ........................................ 20
REMOVAL ........................................................... 20
INSPECTION AFTER REMOVAL ....................... 21
INSTALLATION ................................................... 21
EXHAUST MANIFOLD AND THREE WAY CATA-
LYST .......................................................................... 22
Removal and Installation ........................................ 22
REMOVAL ........................................................... 22
INSPECTION AFTER REMOVAL ....................... 24
INSTALLATION ................................................... 24
OIL PAN AND OIL STRAINER ................................. 26
Removal and Installation ........................................ 26
REMOVAL ........................................................... 26
INSPECTION AFTER REMOVAL ....................... 28
INSTALLATION ................................................... 28
INSPECTION AFTER INSTALLATION ................ 30
IGNITION COIL ......................................................... 31
Removal and Installation ........................................ 31
REMOVAL ........................................................... 31
INSTALLATION ................................................... 31
SPARK PLUG (IRIDIUM-TIPPED TYPE) ................. 32
Removal and Installation ........................................ 32
REMOVAL ........................................................... 32
INSPECTION AFTER REMOVAL ....................... 32
INSTALLATION ................................................... 33
FUEL INJECTOR AND FUEL TUBE ........................ 34
Removal and Installation ........................................ 34
REMOVAL ........................................................... 34
INSTALLATION ................................................... 37
INSPECTION AFTER INSTALLATION ................ 39

AIR CLEANER AND AIR DUCT
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Revision: 2006 November2007 350Z
AIR CLEANER AND AIR DUCTPFP:16500
Removal and InstallationNBS0000G

Refer to GI-11, "Components" for symbol marks in the figure.
REMOVAL
1. Remove clips, and slide air duct (inlet) frontward, disengage
clips and air cleaner case.
NOTE:
When removing air duct (inlet), remove front bumper and
bumper fascia stay radiator core support center. Refer to EI-14,
"FRONT BUMPER" and BL-19, "RADIATOR CORE SUPPORT"
.
2. Disconnect harness connector from mass air flow sensor.
1. Mass air flow sensor (RH) 2. Air cleaner filter 3. Holder
4. Bracket 5. Air duct (inlet) 6. Grommet
7. Air cleaner case (RH) 8. Clamp 9. Air duct (RH)
10. Air hose 11. Clamp 12. PCV hose
13. Air duct (LH) 14. Mass air flow sensor (LH) 15. Bracket
16. Air cleaner case (LH) 17. Air duct (inlet)
A. To electric throttle control actuator B. To rocker cover (left bank)
PBIC4986E
KBIA1734E

EM-16
AIR CLEANER AND AIR DUCT
Revision: 2006 November2007 350Z
3. Disconnect PCV hose.
4. Remove air cleaner case/mass air flow sensor assembly and air duct assembly disconnecting their joints.

Add marks as necessary for easier installation.
5. Remove mass air flow sensor from air cleaner case.
CAUTION:
Handle mass air flow sensor with care.

Do not shock it.

Do not disassemble it.

Do not touch its sensor.
INSPECTION AFTER REMOVAL
Inspect air duct for crack or tear.

If anything found, replace air duct.
INSTALLATION
Note the following, and install in the reverse order of removal.

Align marks. Attach each joint. Screw clamps firmly.
CAUTION:
Keep the clearance more than 5 mm between tower bar and air duct.
Changing Air Cleaner FilterNBS0000H
REMOVAL
1. Unhook clips, and lift holder.
2. Remove air cleaner filter.
INSTALLATION
Installation is the reverse order of removal.
PBIC1118E