2005 INFINITI FX35 ABS

DRIVE BELTS EM-175
[VK45DE]
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Revision: 2005 July 2005 FX
ComponentsABS00DFM
CAUTION:
The complete drive belt auto–tensioner must be replaced as a unit, including the pulley.
Drive Belt Auto Tensioner and Idler PulleyABS006IA
REMOVAL
1. Remove air duct (inlet). Refer to EM-176, "AIR CLEANER AND AIR DUCT" .
2. Remove front engine undercover with power tool.
3. Remove drive belts. Refer to EM-173, "
Removal and Installation" .

Keep auto tensioner pulley arm locked after belt is removed.
4. Remove auto tensioner and idler pulley with power tool.

Keep auto tensioner pulley arm locked to install or remove auto tensioner.
CAUTION:
Do not loosen the hexagonal part in center of drive belt auto–tensioner pulley (Do not turn it clock-
wise). If turned clockwise, the complete drive belt auto–tensioner must be replaced as a unit,
including the pulley.
INSTALLATION
Install in the reverse order of removal.
CAUTION:
Do not swap the pulley between new and old drive belt auto–tensioner.
1. Auto tensioner ( Used for alternator,
water pump and A/C compressor) 2. Idler pulley 3. Auto tensioner (Used for power
steering oil pump belt)
PBIC2788E

EM-176
[VK45DE]
AIR CLEANER AND AIR DUCT
Revision: 2005 July 2005 FX
AIR CLEANER AND AIR DUCTPFP:16500
ComponentsABS00DFN
Removal and InstallationABS006IB
REMOVAL
1. Remove engine cover with power tool. Refer to EM-172, "ENGINE ROOM COVER" .
2. Disconnect harness connector from mass air flow sensor.
3. Disconnect vacuum hose and PCV hose.
4. Remove air duct (inlet), air cleaner case and mass air flow sensor assembly, air duct and resonator 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 following cares.

Do not shock it.

Do not disassemble it.

Do not touch its sensor.
1. Air duct and resonator assembly 2. Bracket 3. Vacuum hose
4. Mass air flow sensor 5. O-ring 6. Air cleaner case
7. Air cleaner filter 8. Cover 9. Air cleaner case
10. Resonator 11. Mounting rubber 12. Air duct (inlet)
13. Clip
PBIC1657E

AIR CLEANER AND AIR DUCT EM-177
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Revision: 2005 July 2005 FX
INSPECTION AFTER REMOVAL
Inspect air duct and resonator assembly for crack or tear.

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

Align marks. Attach each joint. Screw clamps firmly.
Changing Air Cleaner FilterABS00A2T
REMOVAL
1. Remove air duct (inlet), air cleaner case and mass air flow sensor assembly.
2. Remove air cleaner filter from air cleaner case.
INSTALLATION
Install in the reverse order of removal.

EM-178
[VK45DE]
INTAKE MANIFOLD
Revision: 2005 July 2005 FX
INTAKE MANIFOLDPFP:14003
ComponentsABS00DFO
1. PCV tube 2. Engine cover rear bracket 3. EVAP canister purge control sole-
noid valve
4. EVAP hose 5. EVAP tube 6. EVAP hose
7. Vacuum gallery 8. Engine cover front bracket 9. Vacuum tank
10. VIAS control solenoid valve 11. Water gallery 12. Gasket
13. Intake manifold (lower) 14. Gasket 15. Water hose
16. Intake manifold adapter 17. Electric throttle control actuator 18. Gasket
19. Intake manifold (upper) 20. Resonator 21. EVAP service port
PBIC2755E

INTAKE MANIFOLD EM-179
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Revision: 2005 July 2005 FX
Removal and InstallationABS006IC
REMOVAL
WARNING:
To avoid the danger of being scalded, never drain the engine coolant when the engine is hot.
1. Remove engine cover with power tool. Refer to EM-172, "
ENGINE ROOM COVER" .
2. Release fuel pressure. Refer to EC-789, "
FUEL PRESSURE RELEASE" .
3. Drain engine coolant. Refer to CO-37, "
Changing Engine Coolant" .
4. Remove air duct (inlet), air cleaner case and mass air flow sensor assembly, air duct and resonator assembly. Refer to EM-176, "
AIR CLEANER AND AIR DUCT" .
5. Disconnect fuel feed hose quick connector on engine side. Refer to EM-192, "
FUEL INJECTOR AND FUEL TUBE" .
6. Remove fuel damper and fuel hose assembly. Refer to EM-192, "
FUEL INJECTOR AND FUEL TUBE" .
CAUTION:

While hoses are disconnected, plug them to prevent fuel from draining.

Do not separate fuel damper and fuel hose.
7. Remove or disconnect harnesses, brackets, vacuum hose, vacuum gallery and PCV hose and tube from intake manifold (upper).
8. Remove electric throttle control actuator as follows:
a. Disconnect harness connector.
b. Loosen mounting bolts diagonally. CAUTION:

Handle carefully to avoid any shock to electric throttle control actuator.

Do not disassemble.
9. Disconnect water hoses from water gallery.
10. Remove intake manifold adaptor and water gallery.
11. Loosen mounting bolts in reverse order as shown in the figure to remove intake manifold (upper) with power tool.
12. Remove vacuum tank form intake manifold (lower).
13. Remove fuel injector and fuel tube assembly. Refer to EM-192, "
FUEL INJECTOR AND FUEL TUBE" .
SBIA0353E
PBIC0014E

EM-182
[VK45DE]
EXHAUST MANIFOLD AND THREE WAY CATALYST
Revision: 2005 July 2005 FX
EXHAUST MANIFOLD AND THREE WAY CATALYSTPFP:14004
ComponentsABS00DFP
Removal and InstallationABS006ID
REMOVAL
WARNING:
Perform the work, when the exhaust and cooling system have completely cooled down.
1. Remove engine cover with power tool. Refer to EM-172, "
ENGINE ROOM COVER" .
2. Remove front and rear engine undercovers with power tool.
3. Remove air duct (inlet), air cleaner case and mass air flow sensor assembly, air duct and resonator assembly. Refer to EM-176, "
AIR CLEANER AND AIR DUCT" .
4. Remove front cross bar. Refer to FSU-6, "
FRONT SUSPENSION ASSEMBLY" .
5. Drain engine coolant from radiator. Refer to CO-37, "
Changing Engine Coolant" .
CAUTION:

Perform this step when engine is cold.

Do not spill engine coolant on drive belts.
6. Remove radiator. Refer to CO-41, "
RADIATOR" .
7. Remove drive belts. Refer to EM-173, "
DRIVE BELTS" .
8. Remove heated oxygen sensors as follows:
a. Disconnect harness connector of each heated oxygen sensors.
1. Heated oxygen sensor 1 (bank 1) 2. Exhaust manifold cover (right bank) 3. Exhaust manifold (right bank)
4. Gasket 5. Exhaust manifold (left bank) 6. Exhaust manifold cover (left bank)
7. Heated oxygen sensor 1 (bank 2) 8. Three way catalyst cover (right bank) 9. Three way catalyst (right bank)
10. Heated oxygen sensor 2 (bank 1) 11. Gasket 12. Three way catalyst cover (left bank)
13. Heated oxygen sensor 2 (bank 2) 14. Three way catalyst (left bank) 15. Mounting bracket
16. Mounting bracket
PBIC1547E

OIL PAN AND OIL STRAINER EM-185
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Revision: 2005 July 2005 FX
OIL PAN AND OIL STRAINERP F P : 1111 0
ComponentsABS00DFQ
Removal and InstallationABS006IE
REMOVAL
WARNING:
To avoid the danger of being scalded, do not drain engine oil when engine is hot.
1. Remove front road wheels and tires.
2. Remove hood assembly. Refer to BL-13, "
HOOD" .
3. Remove engine cover with power tool. Refer to EM-172, "
ENGINE ROOM COVER" .
4. Remove front and rear engine undercovers with power tool.
5. Drain engine oil. Refer to LU-27, "
Changing Engine Oil" .
CAUTION:

Perform this step when engine is cold.

Do not spill engine oil on drive belts.
6. Drain engine coolant. Refer to CO-37, "
Changing Engine Coolant" .
CAUTION:

Perform this step when engine is cold.
1. Oil pan 2. O-ring 3. Crankshaft position sensor (POS)
4. O-ring 5. Oil pressure switch 6. Gasket
7. Oil strainer 8. Drain plug 9. Drain plug washer
10. O-ring 11. Oil cooler 12. Connector bolt
13. Oil filter 14. O-ring 15. Axle pipe
16. O-ring 17. Rear plate cover 18. Relief valve
PBIC1552E

IGNITION COIL EM-189
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Revision: 2005 July 2005 FX
IGNITION COILPFP:22448
ComponentsABS00DFR
Removal and InstallationABS006IF
REMOVAL
1. Remove engine cover with power tool. Refer to EM-172, "ENGINE ROOM COVER" .
2. Remove air duct (inlet), air cleaner case and mass air flow sensor assembly, air duct and resonator assembly. Refer to EM-176, "
AIR CLEANER AND AIR DUCT" .
3. Disconnect harness connector from ignition coil.
4. Remove ignition coil. CAUTION:
Do not shock it.
INSTALLATION
Install in the reverse order of removal.
1. Ignition coil 2. Spark plug
PBIC1589E