Nissan Sentra Service Manual: Exhaust manifold
Exploded View
CALIFORNIA

- Air fuel ratio sensor
- Exhaust manifold heat shield (upper)
- Exhaust manifold and three way catalyst
- Exhaust manifold heat shield (rear)
- Exhaust manifold heat shield (front)
- Exhaust manifold gasket
- Cylinder head
EXCEPT CALIFORNIA

- Air fuel ratio sensor
- Bracket
- Exhaust manifold
- Exhaust manifold gasket
- Cylinder head
- Exhaust manifold heat shield
Removal and Installation
REMOVAL
- Remove the cowl top. Refer to EXT-25, "Exploded View".
- Remove front exhaust tube. Refer to EX-5, "Exploded View".
- Disconnect air fuel ratio sensor harness connector and remove air fuel
ratio sensor if necessary.
- Remove exhaust manifold cover.
- Remove exhaust manifold.
- Loosen nuts in reverse order as shown.
NOTE:
Disregard the numerical order No. 6-8 in removal.

- Remove exhaust manifold gasket.
CAUTION:
Cover engine openings to avoid entry of foreign materials.
INSTALLATION
- Install exhaust manifold gasket (1) to cylinder head as shown.
CAUTION:
Do not reuse exhaust manifold gasket (1).

- Install exhaust manifold with the following procedure:
- Tighten nuts in numerical order as shown.
NOTE:
- Tighten nuts the No.1-3 in two steps.
- The numerical order No.6-8 shows the second step.

- Installation of remaining components is in the reverse order of removal.
Inspection
INSPECTION AFTER REMOVAL
Surface Distortion
- Using feeler gauge (A) and straightedge (B), check the surface
distortion
of exhaust manifold mating surface in each exhaust port
and entire part.
Limit : Refer to EM-119, "Exhaust Manifold".
- If it exceeds the limit, replace exhaust manifold.

Exploded View
Clamp
PCV hose
Bracket
Intake manifold gasket
Intake manifold
Mount rubber
Clamp
EVAP hose
EVAP canister purge volume
control solenoid valve
Electric throttl ...
Exploded View
O-ring
Oil pan (upper)
Oil level gauge guide
O-ring
Oil level gauge
Oil pump drive chain
Crankshaft sprocket
Oil pump sprocket
Oil pump chain tensioner
Oil pump
...
Other materials:
Help voice commands
The following voice commands can be spoken to
have the system provide instructions and tips for
using the NISSAN Voice Recognition system.
List Commands
What Can I Say?
General Help
Quit
Exit
Symptom/error message
Solution
The system responds “Command Not
Rec ...
Regulatory Information
FCC Regulatory information
CAUTION: To maintain compliance with
FCC’s RF exposure guidelines, use only the
supplied antenna. Unauthorized antenna,
modification, or attachments could damage
the transmitter and may violate FCC regulations.
Operation is subject to the following two cond ...
Sun visors
To block glare from the front, swing down the
sun visor.
To block glare from the side, remove the sun
visor from the center mount and swing the
visor to the side.
Slide the extension sun visor in or out as
needed.
CAUTION
Do not store the sun visor before returning
the exte ...
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